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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 Transition report pursuant to Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31 , 2020 Commission File No. 1-16263 MARINE PRODUCTS CORPORATION Delaware ( State of Incorporation ) Title of each class COMMON STOCK , $ 0.10 PAR VALUE 58-2572419 ( I.R.S. Employer Identification No. ) 2801 BUFORD HIGHWAY NE , SUITE 300 ATLANTA , GEORGIA 30329 ( 404 ) 321-7910 Yes No Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol MPX Name of each exchange on which registered NEW YORK STOCK EXCHANGE 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 > 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 whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , or a smaller reporting company . See 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 Large accelerated filer Accelerated filer > Non - accelerated filer 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 . Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . The aggregate market value of Marine Products Corporation common stock held by non - affiliates on June 30 , 2020 , the last business day of the registrant's most recent second fiscal quarter , was $ 98,382,173 based on the closing price on the New York Stock Exchange on June 30 , 2020 of $ 13.85 per share . Marine Products Corporation had 33,992,885 shares of common stock outstanding as of February 19 , 2021 . Documents Incorporated by Reference Portions of the Proxy Statement for the 2021 Annual Meeting of Stockholders of Marine Products Corporation are incorporated by reference into Part III , Items 10 through 14 of this report .