Page 1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON , D.C. 20549 FORM 10 - K ( Mark One ) > ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED December 31 , 2020 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM Commission File No. 001-32236 Delaware ( State or Other Jurisdiction of Incorporation or Organization ) Title of each class Common Stock , $ .01 par value COHEN & STEERS , INC . ( Exact name of registrant as specified in its charter ) 280 Park Avenue , New York , NY 10017 ( Address of Principal Executive Offices and Zip Code ) Registrant's telephone number , including area code : ( 212 ) 832-3232 Securities registered pursuant to Section 12 ( b ) of the Act : Large accelerated filer Accelerated filer Non - accelerated filer 14-1904657 ( I.R.S. Employer Identification No. ) TO Trading Symbol ( s ) CNS Securities registered pursuant to Section 12 ( g ) of the Act : None Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes x No " 0 0 Name of each exchange on which registered New York Stock Exchange No x 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 ¨ 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 x 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 x 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 . ( Check one ) : 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 has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C. 7262 ( b ) ) by the registered public accounting firm that prepared or issued its audit report . Yes No Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act . ) Yes No X The aggregate market value of the voting common stock held by non - affiliates of the Registrant as of June 30 , 2020 was approximately $ 1.7 billion . There is no non - voting common stock of the Registrant outstanding . As of February 22 , 2021 , there were 48,229,251 shares of the Registrant's common stock outstanding . Documents Incorporated by Reference Portions of the definitive Proxy Statement of Cohen & Steers , Inc. ( the Proxy Statement ) to be filed pursuant to Regulation 14A of the general rules and regulations of the Securities Exchange Act of 1934 , as amended , for the 2021 annual meeting of stockholders scheduled to be held on May 6 , 2021 are incorporated by reference into Part III of this Form 10 - K .