Amgen 10-Q 2025-06-30

Filed 2025-08-06. 8 sections, 345K characters. Original on sec.gov · Markdown · JSON

Cover and table of contents

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-Q

(Mark One)

☑QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the quarterly period ended June 30, 2025

or

☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Commission File Number: 001-37702

Amgen Inc.

(Exact name of registrant as specified in its charter)

Delaware95-3540776
(State or other jurisdiction of incorporation or organization)(I.R.S. Employer Identification No.)
One Amgen Center Drive91320-1799
Thousand Oaks
California
(Address of principal executive offices)(Zip Code)

(805) 447-1000

(Registrant’s telephone number, including area code)

Securities registered pursuant to Section 12(b) of the Act:

Title of each classTrading Symbol(s)Name of each exchange on which registered
Common stock, $0.0001 par valueAMGNThe Nasdaq Global Select Market
2.00% Senior Notes due 2026AMGN26The Nasdaq Global Select Market

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports) and (2) has been subject to such filing requirements for the past 90 days. Yes ☑ No ☐

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☑ No ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

Large accelerated filer☑Accelerated filer☐Non-accelerated filer☐
Smaller reporting company☐Emerging growth company☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).

Yes ☐ No ☑

As of July 31, 2025, the registrant had 538,361,851 shares of common stock, $0.0001 par value, outstanding.

AMGEN INC.

INDEX

Page No.
DEFINED TERMS AND PRODUCTSii
PART I—FINANCIAL INFORMATION1
Item 1.FINANCIAL STATEMENTS1
CONDENSED CONSOLIDATED STATEMENTS OF INCOME1
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME2
CONDENSED CONSOLIDATED BALANCE SHEETS3
CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY4
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS6
NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS7
Item 2.MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS31
Item 3.QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK45
Item 4.CONTROLS AND PROCEDURES46
PART II—OTHER INFORMATION47
Item 1.LEGAL PROCEEDINGS47
Item 1A.RISK FACTORS47
Item 2.UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDS58
Item 5.OTHER INFORMATION58
Item 6.EXHIBITS58
INDEX TO EXHIBITS59
SIGNATURES65

i

Defined Terms and Products

Defined terms

We use several terms in this Form 10-Q, including but not limited to those that are finance, regulation and disease-state related, as well as names of other companies, which are provided below.

TermDescription
2017 Tax ActTax Cuts and Jobs Act of 2017
340B ProgramFederal 340B Drug Pricing Program
AOCIaccumulated other comprehensive income (loss)
AstraZenecaAstraZeneca plc
BeOneBeOne Medicines Ltd. (formerly BeiGene, Ltd.)
BLABiologics License Application
CMSCenters for Medicare & Medicaid Services
EMAEuropean Medicines Agency
EPSearnings per share
EUEuropean Union
FDAU.S. Food and Drug Administration
FitchFitch Ratings, Inc.
G7Group of Seven (Canada, France, Germany, Italy, Japan, the United Kingdom and the United States)
GAAPU.S. generally accepted accounting principles
HHSU.S. Department of Health and Human Services
HorizonHorizon Therapeutics plc
IPR&Din-process research and development
IRAInflation Reduction Act of 2022
IRSInternal Revenue Service
Later-Stage Clinical ProgramsR&D expenses incurred in or related to phase 2 and phase 3 clinical programs intended to result in registration of a new product or a new indication for an existing product primarily in the United States or the EU
Marketed Product SupportR&D expenses incurred in support of the Company’s marketed products that are authorized to be sold primarily in the United States or the EU. Includes clinical trials designed to gather information on product safety (certain of which may be required by regulatory authorities) and their product characteristics after regulatory approval has been obtained, as well as the costs of obtaining regulatory approval of a product in a new market after approval in either the United States or the EU has been obtained
MD&Amanagement’s discussion and analysis
MFNMost-Favored-Nations
MFN EOMost-Favored-Nations Prescription Drug Pricing Executive Order
Moody’sMoody’s Investors Service, Inc.
NeumoraNeumora Therapeutics, Inc.
OBBBAThe One Big Beautiful Bill Act
OECDOrganisation for Economic Co-operation and Development
PBMpharmacy benefit manager
PDABPrescription Drug Affordability Board
R&Dresearch and development
RANKLreceptor activator of nuclear factor kappa-B ligand
RARRevenue Agent Report
Research and Early PipelineR&D expenses incurred in activities substantially in support of early research through the completion of phase 1 clinical trials, including drug discovery, toxicology, pharmacokinetics and drug metabolism and process development

ii

TermDescription
ROWrest of world
S&PStandard & Poor’s Financial Services LLC
SECU.S. Securities and Exchange Commission
SG&Aselling, general and administrative
SOFRSecured Overnight Financing Rate
U.S. TreasuryU.S. Department of the Treasury
UTBunrecognized tax benefit

iii

Products

The brand names of our products, our delivery devices and certain of our product candidates and their associated generic names are provided below.

TermDescription
ACTIMMUNEACTIMMUNE® (interferon gamma-1b)
AimovigAimovig® (erenumab-aooe)
AMJEVITA/AMGEVITAAMJEVITA® (adalimumab-atto)/AMGEVITA™ (adalimumab)
AranespAranesp® (darbepoetin alfa)
AVSOLAAVSOLA® (infliximab-axxq)
BKEMV/BEKEMVBKEMV™ (eculizumab-aeeb)/BEKEMV™ (eculizumab)
BLINCYTOBLINCYTO® (blinatumomab)
BUPHENYLBUPHENYL® (sodium phenylbutyrate)
CorlanorCorlanor® (ivabradine)
ENBRELEnbrel® (etanercept)
EPOGENEPOGEN® (epoetin alfa)
EVENITYEVENITY® (romosozumab-aqqg)
IMDELLTRA/IMDYLLTRAIMDELLTRA® (tarlatamab-dlle)/IMDYLLTRA™ (tarlatamab)
IMLYGICIMLYGIC® (talimogene laherparepvec)
KANJINTIKANJINTI® (trastuzumab-anns)
KRYSTEXXAKRYSTEXXA® (pegloticase)
KYPROLISKYPROLIS® (carfilzomib)
LUMAKRAS/LUMYKRASLUMAKRAS®/LUMYKRAS™ (sotorasib)
MariTideMaridebart cafraglutide (MariTide™)
MVASIMVASI® (bevacizumab-awwb)
NeulastaNeulasta® (pegfilgrastim)
NEUPOGENNEUPOGEN® (filgrastim)
NplateNplate® (romiplostim)
OtezlaOtezla® (apremilast)
ParsabivParsabiv® (etelcalcetide)
PAVBLUPAVBLU® (aflibercept-ayyh)
PENNSAIDPENNSAID® (diclofenac sodium topical solution) 2%
PROCYSBIPROCYSBI® (cysteamine bitartrate)
ProliaProlia® (denosumab)
QUINSAIRQUINSAIR® (levofloxacin)
RAVICTIRAVICTI® (glycerol phenylbutyrate)
RAYOSRAYOS® (prednisone)
RepathaRepatha® (evolocumab)
RIABNIRIABNI® (rituximab-arrx)
Sensipar/MimparaSensipar®/Mimpara™ (cinacalcet)
TAVNEOSTAVNEOS® (avacopan)
TEPEZZATEPEZZA® (teprotumumab-trbw)
TEZSPIRETEZSPIRE® (tezepelumab-ekko)
UPLIZNAUPLIZNA® (inebilizumab-cdon)
VectibixVectibix® (panitumumab)
WEZLANA/WEZENLAWEZLANA™ (ustekinumab-auub)/WEZENLA™ (ustekinumab)
XGEVAXGEVA® (denosumab)

iv

PART I—FINANCIAL INFORMATION

Item 1. FINANCIAL STATEMENTS

AMGEN INC.

CONDENSED CONSOLIDATED STATEMENTS OF INCOME

(In millions, except per-share data)

(Unaudited)

Three months ended June 30,Six months ended June 30,
2025202420252024
Revenues:
Product sales$8,771$8,041$16,644$15,159
Other revenues408347684676
Total revenues9,1798,38817,32815,835
Operating expenses:
Cost of sales3,0113,2365,9796,436
Research and development1,7441,4473,2302,790
Selling, general and administrative1,6911,7853,3783,593
Other7711907116
Total operating expenses6,5236,47913,49412,935
Operating income2,6561,9093,8342,900
Other income (expense):
Interest expense, net(694)(808)(1,417)(1,632)
Other (expense) income, net(394)(307)1,124(542)
Income before income taxes1,5687943,541726
Provision for income taxes1364837993
Net income$1,432$746$3,162$633
Earnings per share:
Basic$2.66$1.39$5.88$1.18
Diluted$2.65$1.38$5.84$1.17
Weighted-average shares used in calculation of earnings per share:
Basic538537538537
Diluted541541541541

See accompanying notes.

AMGEN INC.

CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME

(In millions)

(Unaudited)

Three months ended June 30,Six months ended June 30,
2025202420252024
Net income$1,432$746$3,162$633
Other comprehensive (loss) income, net of reclassification adjustments and taxes:
Gains (losses) on foreign currency translation adjustments86(15)143(39)
(Losses) gains on cash flow hedges(399)51(622)177
Other—(1)1(4)
Other comprehensive (loss) income, net of reclassification adjustments and taxes(313)35(478)134
Comprehensive income$1,119$781$2,684$767

See accompanying notes.

AMGEN INC.

CONDENSED CONSOLIDATED BALANCE SHEETS

(In millions, except per-share data)

June 30, 2025December 31, 2024
(Unaudited)
ASSETS
Current assets:
Cash and cash equivalents$8,028$11,973
Trade receivables, net8,7016,782
Inventories6,5836,998
Other current assets3,4223,277
Total current assets26,73429,030
Property, plant and equipment, net6,8556,543
Intangible assets, net24,61427,699
Goodwill18,67418,637
Other noncurrent assets11,0209,930
Total assets$87,897$91,839
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current liabilities:
Accounts payable$3,010$1,908
Accrued liabilities15,02217,641
Current portion of long-term debt2,4443,550
Total current liabilities20,47623,099
Long-term debt53,76056,549
Long-term deferred tax liabilities1,3861,616
Long-term tax liabilities2,5112,349
Other noncurrent liabilities2,3362,349
Contingencies and commitments (see Note 13)
Stockholders’ equity:
Common stock and additional paid-in capital; $0.0001 par value; 2,750.0 shares authorized; outstanding—538.3 shares in 2025 and 536.9 shares in 202433,68033,533
Accumulated deficit(25,708)(27,590)
Accumulated other comprehensive loss(544)(66)
Total stockholders’ equity7,4285,877
Total liabilities and stockholders’ equity

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Item 2. MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

The following MD&A is intended to assist the reader in understanding Amgen’s business. MD&A is provided as a supplement to, and should be read in conjunction with our Annual Report on Form 10-K for the year ended December 31, 2024, and our Quarterly Report on Form 10-Q for the quarter ended March 31, 2025. Our results of operations discussed in MD&A are presented in conformity with GAAP. Amgen operates in one operating segment: human therapeutics. Therefore, our results of operations are discussed on a consolidated basis.

Forward-looking statements

This report and other documents we file with the SEC contain forward-looking statements that are based on current expectations, estimates, forecasts and projections about us, our future performance, our business, our beliefs and our management’s assumptions. In addition, we, or others on our behalf, may make forward-looking statements in press releases, written statements or our communications and discussions with investors and analysts in the normal course of business through meetings, webcasts, phone calls and conference calls. Such words as “expect,” “anticipate,” “outlook,” “could,” “target,” “project,” “intend,” “plan,” “believe,” “seek,” “estimate,” “should,” “may,” “assume” and “continue” as well as variations of such words and similar expressions are intended to identify such forward-looking statements. These statements are not guarantees of future performance, and they involve certain risks, uncertainties and assumptions that are difficult to predict. We describe our respective risks, uncertainties and assumptions that could affect the outcome or results of operations in Item 1A. Risk Factors in Part II herein and in Part I, Item 1A. Risk Factors of our Annual Report on Form 10-K for the year ended December 31, 2024, and in Part II, Item 1A. Risk Factors of our Quarterly Report on Form 10-Q for the quarter ended March 31, 2025. We have based our forward-looking statements on our management’s beliefs and assumptions based on information available to our management at the time the statements are made. We caution you that actual outcomes and results may differ materially from what is expressed, implied or forecasted by our forward-looking statements. Reference is made in particular to forward-looking statements regarding product sales, regulatory activities, clinical trial results, reimbursement, expenses, EPS, liquidity and capital resources, trends, planned dividends, stock repurchases, and collaborations. Except as required under the federal securities laws and the rules and regulations of the SEC, we do not have any intention or obligation to update publicly any forward-looking statements after the distribution of this report, whether as a result of new information, future events, changes in assumptions or otherwise.

Overview

Amgen Inc. (including its subsidiaries, referred to as “Amgen,” “the Company,” “we,” “our” or “us”) discovers, develops, manufactures and delivers innovative medicines to fight some of the world’s toughest diseases. We focus on areas of high unmet medical need and leverage our expertise to strive for solutions that dramatically improve people’s lives, while also reducing the social and economic burden of disease. We helped launch the biotechnology industry more than 40 years ago and have grown to be one of the world’s leading independent biotechnology companies. Our robust pipeline includes potential first-in-class medicines at all stages of development.

Our principal products are Prolia, Repatha, ENBREL, XGEVA, Otezla, EVENITY, TEPEZZA, BLINCYTO, KYPROLIS, Aranesp, Nplate, TEZSPIRE, KRYSTEXXA and Vectibix. We also market a number of other products, including but not limited to MVASI, AMJEVITA/AMGEVITA, UPLIZNA, PAVBLU, IMDELLTRA/IMDYLLTRA, Neulasta, TAVNEOS, RAVICTI, WEZLANA/WEZENLA, Parsabiv, LUMAKRAS/LUMYKRAS, Aimovig and PROCYSBI.

Tariffs and trade protection measures

The imposition of tariffs and trade protection measures by the United States and other countries, including the universal 10% tariff on goods imported into the United States, the currently-suspended country-specific tariffs, the recently announced preliminary tariff agreements, the China retaliatory tariffs on U.S. goods, the imposition of new and/or other retaliatory tariffs, and potential sector-specific tariffs on our industry, including the Section 232 pharmaceutical tariff, and others, may adversely affect our business and operations. While existing tariffs have not had a material adverse effect on our results of operations for the first half of 2025, we are currently evaluating the potential impact of such tariffs on our business in future periods and our ability to mitigate such impacts. For example, certain tariffs that are currently in effect, or anticipated to take effect in the future, have increased, and are expected to further increase, our manufacturing and operating expenses in future quarters, including the cost to deliver products to markets, cost of sourcing materials for the manufacturing of our products and cost of materials used in our R&D activities. Such tariffs have had a limited impact in the first half of 2025, but may increasingly affect the cost to expand our manufacturing capacity in the United States, including increased construction costs and/or delays in construction for our Ohio and North Carolina facilities. Furthermore, retaliatory tariffs imposed by other countries may adversely affect our business, operations and delivery and launches of products in such markets, including the performance of our collaborations in such markets. However, the degree of adverse effects from any tariffs on our business and operations in

future periods will depend on various factors, including the rates of such tariffs, the expansion of such tariffs to include certain goods (such as pharmaceutical products), the magnitude of response by other countries to U.S. tariffs and the length of time such tariffs are in effect. For additional discussion of these and other risks, see Part II, Item 1A. Risk Factors, of this Quarterly Report on Form 10-Q.

Macroeconomic and other challenges

Uncertain macroeconomic conditions, including the risk of inflation, fluctuating interest rates and instability in the financial system, as well as rising healthcare costs, continue to pose challenges to our business. Uncertainty around tariffs and trade protection measures in the United States and other countries, including the imposition of new or retaliatory tariffs, along with ongoing geopolitical conflicts and rising geopolitical tensions, continue to create additional uncertainty in global macroeconomic conditions. Additionally, with public and private healthcare-provider focus, the industry continues to be subject to cost containment measures and significant pricing pressures, resulting in net price declines.

Moreover, provisions of the IRA, as well as the 340B Program, have negatively affected, and are likely to continue to negatively affect, our business. For example, ENBREL and Otezla have been selected by CMS for Medicare price setting beginning in 2026 and 2027, respectively. In addition to the IRA, other recent and proposed U.S. policy actions, including the Most-Favored-Nations Prescription Drug Pricing Executive Order (MFN EO), may negatively impact our product sales depending on their scope and implementation.

Finally, wholesale and end-user buying patterns can affect our product sales. These buying patterns can cause fluctuations in quarterly product sales, but have generally not been significant to date when comparing full-year product performance to the prior year. For additional discussion of these and other risks, see Part II, Item 1A. Risk Factors, of this Quarterly Report on Form 10-Q.

Significant developments

The following is a summary of select significant developments affecting our business that occurred since the filing of our Quarterly Report on Form 10-Q for the

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Item 3. QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK

Information about our market risk is disclosed in Part II, Item 7A. Quantitative and Qualitative Disclosures About Market Risk, of our Annual Report on Form 10-K for the year ended December 31, 2024, and is incorporated herein by reference. There were no material changes during the six months ended June 30, 2025, to the information provided in Part II, Item 7A. Quantitative and Qualitative Disclosures About Market Risk, of our Annual Report on Form 10-K for the year ended December 31, 2024.

Item 4. CONTROLS AND PROCEDURES

We maintain “disclosure controls and procedures,” as such term is defined under the Securities Exchange Act Rule 13a-15(e) that are designed to ensure that information required to be disclosed in Amgen’s Exchange Act reports gets recorded, processed, summarized and reported within the time periods specified in the SEC’s rules and forms and that such information gets accumulated and communicated to Amgen’s management, including its Chief Executive Officer and Chief Financial Officer, as appropriate, to facilitate timely decisions regarding required disclosures. In designing and evaluating the disclosure controls and procedures, Amgen’s management recognized that any controls and procedures, no matter how well designed and operated, can provide only reasonable assurance of achieving the desired control objectives, and in reaching a reasonable level of assurance, Amgen’s management necessarily was required to apply its judgment in evaluating the cost–benefit relationship of possible controls and procedures. We carried out an evaluation under the supervision and with the participation of our management, including Amgen’s Chief Executive Officer and Chief Financial Officer, of the effectiveness of the design and operation of Amgen’s disclosure controls and procedures. Based on their evaluation and subject to the foregoing, the Chief Executive Officer and Chief Financial Officer concluded that our disclosure controls and procedures were effective as of June 30, 2025.

Management determined that as of June 30, 2025, no changes in our internal control over financial reporting had occurred during the fiscal quarter then ended that materially affected or are reasonably likely to materially affect our internal control over financial reporting.

PART II — OTHER INFORMATION

Item 1. LEGAL PROCEEDINGS

See Part I—Note 13, Contingencies and commitments, to the condensed consolidated financial statements included in our Quarterly Reports on Form 10-Q for the quarters ended March 31, 2025 and June 30, 2025, for discussions that are limited to certain recent developments concerning our legal proceedings. Those discussions should be read in conjunction with Part IV—Note 20, Contingencies and commitments, to the consolidated financial statements in our Annual Report on Form 10-K for the year ended December 31, 2024.

Item 1A. RISK FACTORS

This report and other documents we file with the SEC contain forward-looking statements that are based on current expectations, estimates, forecasts and projections about us, our future performance, our business, our beliefs and our management’s assumptions. These statements are not guarantees of future performance and involve certain risks, uncertainties and assumptions that are difficult to predict. You should carefully consider the risks and uncertainties our business faces. The risks described below are not the only ones we face. Our business is also subject to the risks that affect many other companies, such as employment relations, general economic conditions, geopolitical events and international operations. Further, additional risks not currently known to us or that we currently believe are immaterial may in the future materially and adversely affect our business, operations, liquidity and stock price.

Below we provide in supplemental form the material changes to our risk factors that occurred during the past quarter. Our risk factors disclosed in Part I, Item 1A, of our Annual Report on Form 10-K for the year ended December 31, 2024, provide additional disclosure for these supplemental risks and are incorporated herein by reference.

Our sales depend on coverage and reimbursement from government and commercial third-party payers, and pricing and reimbursement pressures have affected, and are likely to continue to affect, our profitability.

Sales of our products depend on the availability and extent of coverage and reimbursement from third-party payers, including government healthcare programs and private insurance plans. Governments and private payers continue to pursue initiatives to manage drug utilization and contain costs. Further, pressures on healthcare budgets from the economic downturn and inflation continue and are likely to increase, across the markets we serve. Payers are increasingly focused on costs, which has resulted, and is expected to continue to result, in lower reimbursement rates for our products and/or narrower patient populations for which payers will reimburse. Continued intense public scrutiny of the price of drugs and other healthcare costs, together with payer dynamics, have limited, and are likely to continue to limit, our ability to set or adjust the price of our products based on their value, which can have a material adverse effect on our business. In the United States, a number of legislative and regulatory proposals have been introduced and/or signed into law to lower drug prices. These include the IRA law that enables the U.S. government to set prices for certain drugs in Medicare, redesigns Medicare Part D benefits to shift a greater proportion of the costs to manufacturers and health plans, and enables the U.S. government to impose penalties if drug prices are increased at a rate faster than inflation (IRA Inflation Penalties). On July 4, 2025, the OBBBA was signed into law that included several changes to Medicare, Medicaid and Affordable Care Act policies, that when implemented, may adversely affect coverage and reimbursement for certain of our products. On May 12, 2025, the Administration issued the Most-Favored-Nations (MFN) Prescription Drug Pricing Executive Order (MFN EO) aimed at using price benchmarks from comparable developed countries to set U.S. pricing targets. Subsequently, on July 31, 2025 the Administration sent letters to many pharmaceutical manufacturers, including Amgen (the July MFN Letter) as further described below, outlining voluntary steps that such manufacturers could take to advance actions consistent with elements of the MFN EO. Such actions could reasonably be expected to adversely affect our business. Additional proposals focused on drug pricing continue to be debated, and additional executive orders or regulatory initiatives focused on drug pricing and competition are likely to be adopted and implemented in some form. It remains unclear what further policies and/or actions the Administration will advance with respect to the MFN EO, IRA implementation, sector-specific trade policies, other drug pricing proposals, or other healthcare regulations affecting pharmaceuticals. Further, state government activity has been dynamic, including a number of states enacting new laws prohibiting restrictions on 340B Program use and limiting drug reimbursement under state run Medicaid programs. Such state laws could also eventually be adopted at the federal level.

We are unable to predict which or how many policy, regulatory, administrative or legislative changes may ultimately be, or effectively estimate the consequences to our business if, enacted and implemented. However, to the extent that payer actions further decrease or modify the coverage or reimbursement available for our products, require that we pay increased rebates or shift other costs to us, limit or affect our decisions regarding the pricing of or otherwise reduce the use of our products, such actions could have a material adverse effect on our business and results of operations.

—Changing U.S. federal coverage and reimbursement policies and practices have affected, and are likely to continue to affect, access to, pricing of, and sales of our products

A substantial proportion of our U.S. business relies on reimbursement from federal government healthcare programs and commercial insurance plans regulated by federal and state governments. See Part I, Item 1. Business—Reimbursement, of our Annual Report on Form 10-K for the year ended December 31, 2024. Our business has been, and will continue to be, affected by legislative actions changing U.S. federal reimbursement policy. For example, the IRA includes provisions requiring that, beginning in 2026, mandatory price setting be introduced in Medicare for certain drugs paid for under Parts B and D, whereby manufacturers must accept a price established by the government or face penalties on all U.S. sales (starting with 10 drugs in 2026, adding 15 in 2027 and 2028, and adding 20 in 2029 and subsequent years such that, by 2031, approximately 100 drugs could be subject to such set prices). The Medicare price setting process for the first 10 drugs subject to Medicare price setting in Part D began in 2023, which includes ENBREL, our product that currently generates considerable revenues. In 2024, CMS set a price for ENBREL under Medicare Part D that is significantly lower than currently applicable, beginning on January 1, 2026, which we expect will negatively impact its profitability in Medicare. See Part I, Item 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations—Results of operations—Product sales—ENBREL. In January 2025, CMS announced the next 15 drugs for Medicare price setting that will be applicable beginning on January 1, 2027, which includes Otezla. Depending on the growth and success of our medicines, other of our medicines may also be subject to selection by CMS in the next, or in a future, cycle of mandatory Medicare price setting. If other of our medicines are selected by CMS for Medicare price setting, we may be required to accept a price set by the government for Medicare similar to the process that was applied to ENBREL. On April 15, 2025, the Administration issued an executive order (the April 2025 EO) that, among other directives, directs HHS to work with Congress to align the treatment of small molecule drugs and biologics in the Medicare price setting program under the IRA. It is currently unclear how such modifications would affect the timeframe in which Medicare price setting becomes applicable for selected drugs or biologics. Also under the IRA, Medicare Part D was redesigned to cap beneficiary out-of-pocket costs and, beginning January 1, 2025, Federal reinsurance will be reduced in the catastrophic phase (resulting in a shift and increase of such costs to Part D plans and manufacturers, including by requiring manufactur

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Item 5. OTHER INFORMATION

Rule 10b5-1 trading arrangements

During the three months ended June 30, 2025, none of our directors or officers (as defined in Rule 16a-1(f) of the Exchange Act) adopted or terminated any “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408 of Regulation S-K.

Item 6. EXHIBITS

Reference is made to the Index to Exhibits included herein.

INDEX TO EXHIBITS

Exhibit No.Description
2.1Agreement and Plan of Merger, dated July 27, 2021, by and among Amgen Inc., Teneobio, Inc., Tuxedo Merger Sub, Inc., and Fortis Advisors LLC. (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential)(Filed as an exhibit to Form 10-Q for the quarter ended September 30, 2021 on November 3, 2021 and incorporated herein by reference.)
2.2Agreement and Plan of Merger, dated as of August 3, 2022, among ChemoCentryx, Inc., Amgen Inc. and Carnation Merger Sub, Inc. (Filed as an exhibit to Form 8-K on August 4, 2022 and incorporated herein by reference.)
2.3Transaction Agreement, dated as of December 11, 2022, by and among Amgen Inc., Pillartree Limited and Horizon Therapeutics plc. (Filed as an exhibit to Form 8-K on December 12, 2022 and incorporated herein by reference.)
2.4Appendix 3 to the Rule 2.7 Announcement, dated as of December 12, 2022 (Conditions Appendix). (Filed as an exhibit to Form 8-K on December 12, 2022 and incorporated herein by reference.)
3.1Restated Certificate of Incorporation of Amgen Inc. (As Restated March 6, 2013.) (Filed as an exhibit to Form 10-Q for the quarter ended March 31, 2013 on May 3, 2013 and incorporated herein by reference.)
3.2Amended and Restated Bylaws of Amgen Inc. (As Amended and Restated February 15, 2016.) (Filed as an exhibit to Form 8-K on February 17, 2016 and incorporated herein by reference.)
4.1Form of stock certificate for the common stock, par value $.0001 of the Company. (Filed as an exhibit to Form 10-Q for the quarter ended March 31, 1997 on May 14, 1997 and incorporated herein by reference.)
4.2Form of Indenture, dated January 1, 1992. (Filed as an exhibit to Form S-3 Registration Statement filed on December 19, 1991 and incorporated herein by reference.)
4.3Agreement of Resignation, Appointment and Acceptance dated February 15, 2008. (Filed as an exhibit to Form 10-K for the year ended December 31, 2007 on February 28, 2008 and incorporated herein by reference.)
4.4First Supplemental Indenture, dated February 26, 1997. (Filed as an exhibit to Form 8-K on March 14, 1997 and incorporated herein by reference.)
4.58-1/8% Debentures due April 1, 2097. (Filed as an exhibit to Form 8-K on April 8, 1997 and incorporated herein by reference.)
4.6Officer’s Certificate of Amgen Inc., dated April 8, 1997, establishing a series of securities entitled “8 1/8% Debentures due April 1, 2097.” (Filed as an exhibit to Form 8-K on April 8, 1997 and incorporated herein by reference.)
4.7Indenture, dated August 4, 2003. (Filed as an exhibit to Form S-3 Registration Statement on August 4, 2003 and incorporated herein by reference.)
4.8Corporate Commercial Paper - Master Note between and among Amgen Inc., as Issuer, Cede & Co., as Nominee of The Depository Trust Company, and Citibank, N.A., as Paying Agent. (Filed as an exhibit to Form 10-Q for the quarter ended March 31, 1998 on May 13, 1998 and incorporated herein by reference.)
4.9Officers’ Certificate of Amgen Inc., dated May 30, 2007, including form of the Company’s 6.375% Senior Notes due 2037. (Filed as an exhibit to Form 8-K on May 30, 2007 and incorporated herein by reference.)
4.10Officers’ Certificate of Amgen Inc., dated May 23, 2008, including form of the Company’s 6.90% Senior Notes due 2038. (Filed as exhibit to Form 8-K on May 23, 2008 and incorporated herein by reference.)
4.11Officers’ Certificate of Amgen Inc., dated January 16, 2009, including form of the Company’s 6.40% Senior Notes due 2039. (Filed as exhibit to Form 8-K on January 16, 2009 and incorporated herein by reference.)
4.12Officers’ Certificate of Amgen Inc., dated March 12, 2010, including form of the Company’s 5.75% Senior Notes due 2040. (Filed as exhibit to Form 8-K on March 12, 2010 and incorporated herein by reference.)
4.13Officers’ Certificate of Amgen Inc., dated September 16, 2010, including form of the Company’s 4.95% Senior Notes due 2041. (Filed as an exhibit to Form 8-K on September 17, 2010 and incorporated herein by reference.)
4.14Officers’ Certificate of Amgen Inc., dated June 30, 2011, including form of the Company’s 5.65% Senior Notes due 2042. (Filed as an exhibit to Form 8-K on June 30, 2011 and incorporated herein by reference.)
4.15Officers’ Certificate of Amgen Inc., dated November 10, 2011, including form of the Company’s 5.15% Senior Notes due 2041. (Filed as an exhibit to Form 8-K on November 10, 2011 and incorporated herein by reference.)
4.16Officers’ Certificate of Amgen Inc., dated December 5, 2011, including form of the Company’s 5.50% Senior Notes due 2026. (Filed as an exhibit to Form 8-K on December 5, 2011 and incorporated herein by reference.)
4.17Officers’ Certificate of Amgen Inc., dated May 15, 2012, including form of the Company’s 5.375% Senior Notes due 2043. (Filed as an exhibit to Form 8-K on May 15, 2012 and incorporated herein by reference.)
4.18Officers’ Certificate of Amgen Inc., dated September 13, 2012, including form of the Company’s 4.000% Senior Notes due 2029. (Filed as an exhibit to Form 8-K on September 13, 2012 and incorporated herein by reference.)
4.19Indenture, dated May 22, 2014, between Amgen Inc. and The Bank of New York Mellon Trust Company, N.A., as Trustee. (Filed as an exhibit to Form 8-K on May 22, 2014 and incorporated herein by reference.)
4.20Officer’s Certificate of Amgen Inc., dated May 1, 2015, including forms of the Company’s 3.125% Senior Notes due 2025 and 4.400% Senior Notes due 2045. (Filed as an exhibit on Form 8-K on May 1, 2015 and incorporated herein by reference.)
4.21Officer’s Certificate of Amgen Inc., dated as of February 25, 2016, including form of the Company’s 2.000% Senior Notes due 2026. (Filed as an exhibit on Form 8-K on February 26, 2016 and incorporated herein by reference.)
4.22Officer’s Certificate of Amgen Inc., dated as of June 14, 2016, including forms of the Company’s 4.563% Senior Notes due 2048 and 4.663% Senior Notes due 2051. (Filed as an exhibit to Form 8-K on June 14, 2016 and incorporated herein by reference.)
4.23Officer’s Certificate of Amgen Inc., dated as of August 19, 2016, including forms of the Company’s 2.600% Senior Notes due 2026. (Filed as an exhibit to Form 8-K on August 19, 2016 and incorporated herein by reference.)
4.24Officer’s Certificate of Amgen Inc., dated as of November 2, 2017, including in the form of the Company’s 3.200% Senior Notes due 2027. (Filed as an exhibit to Form 8-K on November 2, 2017 and incorporated herein by reference.)
4.25Officer’s Certificate of Amgen Inc., dated as of February 21, 2020, including forms of the Company’s 1.900% Senior Notes due 2025, 2.200% Senior Notes due 2027, 2.450% Senior Notes due 2030, 3.150% Senior Notes due 2040 and 3.375% Senior Notes due 2050. (Filed as an exhibit to Form 8-K on February 21, 2020 and incorporated herein by reference.)
4.26Officer’s Certificate of Amgen Inc., dated as of May 6, 2020, including form of the Company’s 2.300% Senior Notes due 2031. (Filed as an exhibit to Form 8-K on May 6, 2020 and incorporated herein by reference.)
4.27Officer’s Certificate of Amgen Inc., dated as of August 17, 2020, including forms of the Company’s 2.770% Senior Notes due 2053. (Filed as an exhibit to Form 8-K on August 18, 2020 and incorporated herein by reference.)
4.28Officer’s Certificate of Amgen Inc., dated as of August 9, 2021, including forms of the Company’s 1.650% Senior Notes due 2028, 2.000% Senior Notes due 2032, 2.800% Senior Notes due 2041 and 3.000% Senior Notes due 2052. (Filed as an exhibit to Form 8-K on August 9, 2021 and incorporated herein by reference.)
4.29Officer’s Certificate of Amgen Inc., dated as of February 22, 2022, including forms of the Company’s 3.000% Senior Notes due 2029, 3.350% Senior Notes due 2032, 4.200% Senior Notes due 2052 and 4.400% Senior Notes due 2062. (Filed as an exhibit to Form 8-K on February 22, 2022 and incorporated herein by reference.)
4.30Officer’s Certificate of Amgen Inc., dated as of August 18, 2022, including forms of the Company’s 4.050% Senior Notes due 2029, 4.200% Senior Notes due 2033 and 4.875% Senior Notes due 2053. (Filed as an exhibit to Form 8-K on August 18, 2022 and incorporated herein by reference.)
4.31Officer’s Certificate of the Company, dated as of March 2, 2023, including forms of the Company’s 5.250% Senior Notes due 2025, 5.507% Senior Notes due 2026, 5.150% Senior Notes due 2028, 5.250% Senior Notes due 2030, 5.250% Senior Notes due 2033, 5.600% Senior Notes due 2043, 5.650% Senior Notes due 2053 and 5.750% Senior Notes due 2063. (Filed as an exhibit to Form 8-K on March 2, 2023 and incorporated herein by reference.)
4.32Description of Amgen Inc.’s Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934. (Filed as an exhibit to Form 10-K for the year ended December 31, 2024 on February 14, 2025 and incorporated herein by reference.)
10.1+Amgen Inc. Second Amended and Restated 2009 Equity Incentive Plan. (Filed as Appendix C to the Definitive Proxy Statement on Schedule 14A on April 17, 2024 and incorporated herein by reference.)
10.2+Form of Grant of Stock Option Agreement for the Amgen Inc. Second Amended and Restated 2009 Equity Incentive Plan. (As Amended and Restated on December 9, 2024.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2024 on February 14, 2025 and incorporated herein by reference.)
10.3+Form of Restricted Stock Unit Agreement for the Amgen Inc. Second Amended and Restated 2009 Equity Incentive Plan. (As Amended and Restated on December 9, 2024.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2024 on February 14, 2025 and incorporated herein by reference.)
10.4+Amgen Inc. 2009 Performance Award Program. (As Amended and Restated on May 31, 2024.) (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2024 on August 7, 2024 and incorporated herein by reference.)
10.5+Form of Performance Unit Agreement for the Amgen Inc. 2009 Performance Award Program (As Amended and Restated on December 9, 2024.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2024 on February 14, 2025 and incorporated herein by reference.)
10.6+Amgen Inc. 2009 Director Equity Incentive Program. (As Amended and Restated on May 31, 2024.) (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2024 on August 7, 2024 and incorporated herein by reference.)
10.7+Form of Restricted Stock Unit Agreement for the Amgen Inc. 2009 Director Equity Incentive Program. (As Amended and Restated on May 31, 2024.) (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2024 on August 7, 2024 and incorporated herein by reference.)
10.8+Form of Cash-Settled Restricted Stock Unit Agreement for the Amgen Inc. 2009 Director Equity Incentive Program. (As Amended and Restated on May 31, 2024.) (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2024 on August 7, 2024 and incorporated herein by reference.)
10.9+Amgen Inc. Supplemental Retirement Plan. (As Amended and Restated effective October 16, 2013.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2013 on February 24, 2014 and incorporated herein by reference.)
10.9.1+First Amendment to the Amgen Inc. Supplemental Retirement Plan, effective October 14, 2016. (Filed as an exhibit to Form 10-Q for the quarter ended September 30, 2016 on October 28, 2016 and incorporated herein by reference.)
10.9.2+Second Amendment to the Amgen Inc. Supplemental Retirement Plan, effective October 23, 2019. (Filed as an exhibit to Form 10-K for the year ended December 31, 2019 on February 12, 2020 and incorporated herein by reference.)
10.9.3+Third Amendment to the Amgen Inc. Supplemental Retirement Plan, effective October 20, 2021. (Filed as an exhibit to Form 10-K for the year ended December 31, 2021 on February 16, 2022 and incorporated herein by reference.)
10.9.4+Fourth Amendment to the Amgen Inc. Supplemental Retirement Plan, effective October 20, 2022. (Filed as an exhibit to Form 10-K for the year ended December 31, 2022 on February 9, 2023 and incorporated herein by reference.)
10.9.5+Fifth Amendment to the Amgen Inc. Supplemental Retirement Plan, effective January 1, 2024. (Filed as an exhibit to Form 10-K for the year ended December 31, 2023 on February 14, 2024 and incorporated herein by reference.)
10.10+Amended and Restated Amgen Change of Control Severance Plan. (As Amended and Restated effective December 9, 2010 and subsequently amended effective March 2, 2011.) (Filed as an exhibit to Form 10-Q for the quarter ended March 31, 2011 on May 10, 2011 and incorporated herein by reference.)
10.11+Amgen Inc. Executive Incentive Plan. (As Amended and Restated effective January 1, 2022.) (Filed as an exhibit to Form 10-Q for the quarter ended March 31, 2022 on April 28, 2022 and incorporated herein by reference.)
10.12+Amgen Nonqualified Deferred Compensation Plan. (As Amended and Restated effective October 16, 2013.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2013 on February 24, 2014 and incorporated herein by reference.)
10.12.1+First Amendment to the Amgen Nonqualified Deferred Compensation Plan, effective October 14, 2016. (Filed as an exhibit to Form 10-Q for the quarter ended September 30, 2016 on October 28, 2016 and incorporated herein by reference.)
10.12.2+Second Amendment to the Amgen Nonqualified Deferred Compensation Plan, effective January 1, 2020. (Filed as an exhibit to Form 10-K for the year ended December 31, 2019 on February 12, 2020 and incorporated herein by reference.)
10.12.3+Third Amendment to the Amgen Nonqualified Deferred Compensation Plan, effective January 1, 2022. (Filed as an exhibit to Form 10-K for the year ended December 31, 2021 on February 16, 2022 and incorporated herein by reference.)
10.12.4+Fourth Amendment to the Amgen Nonqualified Deferred Compensation Plan, effective January 1, 2024. (Filed as an exhibit to Form 10-K for the year ended December 31, 2023 on February 14, 2024 and incorporated herein by reference.)
10.13+Aircraft Time Sharing Agreement, dated December 3, 2021, by and between Amgen Inc. and Robert A. Bradway. (Filed as an exhibit to Form 10-K for the year ended December 31, 2021 on February 16, 2022 and incorporated herein by reference.)
10.14+Agreement between Amgen Inc. and James Bradner, dated December 13, 2023. (Filed as an exhibit to Form 10-K for the year ended December 31, 2023 on February 14, 2024 and incorporated herein by reference.)
10.15Term Loan Credit Agreement, dated as of December 22, 2022, by and among Amgen Inc., Citibank, N.A., as administrative agent, Bank of America, N.A., as syndication agent, Citibank, N.A., Bank of America, N.A., Goldman Sachs Bank USA and Mizuho Bank, Ltd., as lead arrangers and book runners, Goldman Sachs Bank USA and Mizuho Bank, Ltd. as documentation agents, and the other banks party thereto. (Filed as an exhibit to Form 8-K on December 22, 2022 and incorporated herein by reference.)
10.16Third Amended and Restated Credit Agreement, dated as of March 9, 2023, among Amgen Inc., the Banks therein named, Citibank, N.A., as Administrative Agent, and JPMorgan Chase Bank, N.A., as Syndication Agent. (Filed as an exhibit to Form 8-K on March 9, 2023 and incorporated herein by reference.)
10.17Collaboration and License Agreement between Amgen Inc. and Celltech R&D Limited dated May 10, 2002 (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) and Amendment No. 1, effective June 9, 2003, to Collaboration and License Agreement between Amgen Inc. and Celltech R&D Limited (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2023 on February 14, 2024 and incorporated herein by reference.)
10.17.1Amendment No. 2 to Collaboration and License Agreement, effective November 14, 2016, between Amgen Inc. and Celltech R&D Limited. (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2023 on February 14, 2024 and incorporated herein by reference.)
10.18Letter Agreement, dated June 25, 2019, by and between Amgen Inc. and UCB Celltech (portions of the exhibit have been omitted because they are both (i) not material and (ii) would be competitively harmful if publicly disclosed). (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2019 on July 31, 2019 and incorporated herein by reference.)
10.19Collaboration Agreement, dated October 31, 2019, by and between Amgen Inc. and BeiGene Switzerland GmbH, a wholly-owned subsidiary of BeiGene, Ltd. (portions of the exhibit have been omitted because they are both (i) not material and (ii) would be competitively harmful if publicly disclosed). (Filed as an exhibit to Form 10-K for the year ended December 31, 2019 on February 12, 2020 and incorporated herein by reference.)
10.19.1First Amendment to Collaboration Agreement, dated April 20, 2022, by and between Amgen Inc. and BeiGene Switzerland GmbH, and BeiGene, Ltd. (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2022 on August 5, 2022 and incorporated herein by reference.)
10.19.2Second Amendment to Collaboration Agreement, entered into as of February 26, 2023, by and between Amgen Inc. and BeiGene Switzerland GmbH, and BeiGene, Ltd. (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) (Filed as an exhibit to Form 10-Q for the quarter ended March 31, 2023 on April 28, 2023 and incorporated herein by reference.)
10.19.3*Letter Agreement, dated May 9, 2025, by and between Amgen Inc. and BeiGene Switzerland GmbH, a wholly owned subsidiary of BeiGene, Ltd.1
10.20Guarantee, dated as of October 31, 2019, made by and among BeiGene, Ltd. and Amgen Inc. (Filed as an exhibit to Form 10-K for the year ended December 31, 2019 on February 12, 2020 and incorporated herein by reference.)
10.21Share Purchase Agreement, dated October 31, 2019, by and between Amgen Inc. and BeiGene, Ltd. (portions of the exhibit have been omitted because they are both (i) not material and (ii) would be competitively harmful if publicly disclosed). (Filed as an exhibit to Schedule 13D on January 8, 2020 and incorporated herein by reference.)
10.21.1Amendment No. 1 to Share Purchase Agreement, dated December 6, 2019, by and among BeiGene, Ltd. and Amgen Inc. (Filed as an exhibit to Schedule 13D on January 8, 2020 and incorporated herein by reference.)
10.21.2Restated Amendment No. 2 to Share Purchase Agreement, dated September 24, 2020, by and among BeiGene, Ltd. and Amgen Inc. (Filed as an exhibit to Form 10-Q for the quarter ended September 30, 2020 on October 29, 2020 and incorporated herein by reference.)
10.21.3Amendment No. 3 to Share Purchase Agreement, dated January 30, 2023, by and among BeiGene, Ltd. and Amgen Inc. (Filed as an exhibit to Form 8-K on January 31, 2023 and incorporated herein by reference.)
10.22Collaboration Agreement dated March 30, 2012 by and between Amgen Inc. and AstraZeneca Collaboration Ventures, LLC, a wholly owned subsidiary of AstraZeneca Pharmaceuticals LP (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2022 on August 5, 2022 and incorporated herein by reference.)
10.22.1Amendment No. 1 to the Collaboration Agreement, dated October 1, 2014, by and among Amgen Inc., AstraZeneca Collaboration Ventures, LLC and AstraZeneca Pharmaceuticals LP (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2022 on August 5, 2022 and incorporated herein by reference.)
10.22.2Amendment Nos. 2 through 6 to the March 30, 2012 Collaboration Agreement between Amgen Inc. and AstraZeneca Collaboration Ventures, LLC, dated May 2 and 27 and October 2, 2016, January 31, 2018, and May 15, 2020, respectively (portions of the exhibit have been omitted because they are both (i) not material and (ii) would be competitively harmful if publicly disclosed.) (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2020 on July 29, 2020 and incorporated herein by reference.)
10.22.3Amendment No. 7 to the Collaboration Agreement, dated December 17, 2020, by and between Amgen Inc. and AstraZeneca Collaboration Ventures, LLC (portions of the exhibit have been omitted because they are both (i) not material and (ii) would be competitively harmful if publicly disclosed.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2020 on February 9, 2021 and incorporated herein by reference.)
10.22.4Amendment No. 8 to the Collaboration Agreement, dated November 19, 2021, by and between Amgen Inc. and AstraZeneca Collaboration Ventures, LLC (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2021 on February 16, 2022 and incorporated herein by reference.)
10.22.5Letter Agreement Regarding the Collaboration Agreement, dated as of December 1, 2023, by and between Amgen Inc. and AstraZeneca Collaboration Ventures, LLC (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.) (Filed as an exhibit to Form 10-K for the year ended December 31, 2023 on February 14, 2024 and incorporated herein by reference.)
10.22.6*Amendment No. 9 to the Collaboration Agreement, dated May 20, 2025, by and between Amgen Inc. and AstraZeneca Collaboration Ventures, LLC (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential.)
10.23License and Collaboration Agreement, dated June 1, 2021, by and between Amgen Inc. and Kyowa Kirin Co., Ltd. (portions of the exhibit have been omitted because they are both (i) not material and (ii) is the type of information that the Company treats as private or confidential). (Filed as an exhibit to Form 10-Q for the quarter ended June 30, 2021 on August 4, 2021 and incorporated herein by reference.)
19.1Amgen Inc. Insider Trading Policy. (Filed as an exhibit to Form 10-K for the year ended December 31, 2024 on February 14, 2025 and incorporated herein by reference.)
19.2Amgen Inc. Securities Transactions Blackout and Pre-Clearance Practices and Procedures. (Filed as an exhibit to Form 10-K for the year ended December 31, 2024 on February 14, 2025 and incorporated herein by reference.)
31*Rule 13a-14(a) Certifications.
32**Section 1350 Certifications.
97Policy Relating to Recovery of Erroneously Awarded Compensation. (Filed as an exhibit to Form 10-K for the year ended December 31, 2024 on February 14, 2025 and incorporated herein by reference.)
101.INSInline XBRL Instance Document - The instance document does not appear in the interactive data file because its XBRL tags are embedded within the Inline XBRL document.
101.SCH*Inline XBRL Taxonomy Extension Schema Document.
101.CAL*Inline XBRL Taxonomy Extension Calculation Linkbase Document.
101.DEF*Inline XBRL Taxonomy Extension Definition Linkbase Document.
101.LAB*Inline XBRL Taxonomy Extension Label Linkbase Document.
101.PRE*Inline XBRL Taxonomy Extension Presentation Linkbase Document.
104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).

(* = filed herewith)

(** = furnished herewith and not “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended)

(+ = management contract or compensatory plan or arrangement)

(1 In May 2025, BeiGene, Ltd. changed its name to BeOne Medicines Ltd., and BeiGene Switzerland GmbH changed its name

to BeOne Medicines I GmbH.)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this Quarterly Report to be signed on its behalf by the undersigned, thereunto duly authorized.

Amgen Inc.
(Registrant)
Date:August 5, 2025By:/S/ PETER H. GRIFFITH
Peter H. Griffith
Executive Vice President and Chief Financial Officer
(Principal Financial Officer)