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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 10 - K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 Delaware ( State or other jurisdiction of incorporation or organization ) 41 University Drive Newtown For the fiscal year ended December 31 , 2020 OR Suite 202 Pennsylvania EPAM SYSTEMS , INC . ( Exact name of registrant as specified in its charter ) ( Address of principal executive offices ) Title of Each Class Common Stock , par value $ 0.001 per share Commission file number : 001-35418 < epam > 22-3536104 ( I.R.S. Employer Identification No. ) 18940 267-759-9000 ( Registrant's telephone number , including area code ) Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol EPAM No 区 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 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 No ( Zip code ) Name of Each Exchange on which Registered New York Stock Exchange DOCUMENTS INCORPORATED BY REFERENCE No Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted and posted 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 Emerging growth company Non - accelerated filer Smaller reporting 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 . No 区 Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Act ) . Yes As of June 30 , 2020 the aggregate market value of the registrant's common stock held by non - affiliates of the registrant was approximately $ 13,559,685,089 based on the closing sale price as reported on the New York Stock Exchange . Solely for purposes of the foregoing calculation , " affiliates " are deemed to consist of each officer and director of the registrant , and each person known to the registrant to own 10 % or more of the outstanding voting power of the registrant . As of February 12 , 2021 , there were 56,179,461 shares of common stock outstanding . The registrant intends to file a definitive Proxy Statement for its 2021 annual meeting of stockholders pursuant to Regulation 14A within 120 days of the end of the registrant's fiscal year ended December 31 , 2020. Portions of the registrant's Proxy Statement are incorporated by reference into Part III of this Annual Report on Form 10 - K . With the exception of the portions of the Proxy Statement expressly incorporated by reference , such document shall not be deemed filed with this Annual Report on Form 10 - K .