Item 1A. Risk Factors

For a discussion of our potential risks and uncertainties, see the risk factors previously disclosed under "Part I—Item 1A. Risk Factors" of our Annual Report on Form 10-K for the fiscal year ended December 31, 2021 and under "Part II—Item 1A. Risk Factors" of our Quarterly Report on Form 10-Q for the quarter ended March 31, 2022.

Item 2. Unregistered Sales of Equity Securities and Use of Proceeds

(a) Unregistered Sales of Securities

None.

(b) Use of Proceeds

None.

(c) Issuer Purchases of Equity Securities

The following table sets forth information regarding our purchases of shares of our common stock during the three months ended June 30, 2022:


	Total Number of Shares Purchased	Average Price Paid per Share(1)		Total Number of Shares Purchased as Part of Publicly Announced Program(2)	Maximum Approximate Dollar Value of Shares that May Yet Be Purchased Under the Program(2) (in millions)
April 1, 2022 to April 30, 2022	881,983	$	152.81	881,983	$	1,971
May 1, 2022 to May 31, 2022	1,006,225	136.38		1,006,225	1,834
June 1, 2022 to June 30, 2022	1,707,264	121.44		1,707,264	1,626
Total	3,595,472	133.32		3,595,472

(1)Includes commissions paid.

(2)Our stock repurchase program, which was initially announced in February 2017 and subsequently increased in November 2017, February 2019 and March 2020, allows for the repurchase of up to a total of $5.5 billion of our common stock. Under this publicly announced program, we are authorized to repurchase shares through open market purchases, privately-negotiated transactions or otherwise in accordance with applicable federal securities laws, including through Rule 10b5-1 trading plans and under Rule 10b-18 of the Exchange Act. The repurchase program does not have an expiration date and may be suspended or discontinued at any time.

Item 3. Defaults Upon Senior Securities

None.

Item 4. Mine Safety Disclosures

Not applicable.

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