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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

Form 10-K

For the fiscal year ended August 31, 2019

For the transition period from             to            

Commission File Number: 1-11869

FACTSET RESEARCH SYSTEMS INC.

(Exact name of Registrant as specified in its charter)

601 Merritt 7, Norwalk**, Connecticut 06851**

(Address of principal executive office, including zip code)

Registrant’s telephone number, including area code: (203) 810-1000

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

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

Yes ☒    No ☐

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.

Yes ☐    No ☒

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 if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K (§229.405 of this chapter) is not contained herein, and will not be contained, to the best of registrant's knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or 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.

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 Act).      Yes ☐    No ☒

The aggregate market value of the registrant’s common stock held by non-affiliates of the registrant based upon the closing price of a share of the registrant’s common stock on February 28, 2019, the last business day of the registrant’s most recently completed second fiscal quarter, as reported by the New York Stock Exchange on that date, was $8,808,676,952.

The number of shares outstanding of the registrant’s common stock, as of October 24, 2019, was 37,944,709.

DOCUMENTS INCORPORATED BY REFERENCE

Portions of the registrant’s definitive Proxy Statement dated October 30, 2019, for the 2019 Annual Meeting of Stockholders to be held on December 17, 2019, are incorporated by reference into Part III of this Report on Form 10-K where indicated.

FACTSET RESEARCH SYSTEMS INC.

FORM 10-K

For The Fiscal Year Ended August 31, 2019