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( 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 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 10 - K TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File No .: 000-10235 Michigan State or other jurisdiction of incorporation or organization 600 N. Centennial Street , Zeeland , Michigan ( Address of principal executive offices ) to GENTEX CORPORATION ( Exact name of registrant as specified in its charter ) Registrant's telephone number , including area code : 616-772-1800 Securities registered pursuant to Section 12 ( b ) of the Act : Title of each Class Common Stock , par value $ .06 per share Securities registered pursuant to Section 12 ( g ) of the Act : Trading Symbol ( s ) GNTX None ( Title of Class ) 0 38-2030505 ( I.R.S. Employer Identification No. ) 49464 Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes : No : Name of each exchange on which registered NASDAQ Global Select Market 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 : ( Zip Code ) 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 , 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 Non - accelerated filer Accelerated filer 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 . ÷ 9 0 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 Act ) . Yes : No : As of June 30 , 2020 ( the last business day of the registrant's most recently completed second fiscal quarter ) , 245,775,488 shares of the registrant's common stock , par value $ .06 per share , were outstanding . The aggregate market value of the common stock held by non - affiliates of the registrant ( i.e. , excluding shares held by executive officers , directors , and control persons as defined in Rule 405 ( 17 CFR 203.405 ) on that date was $ 6,346,040,545 computed at the closing price on that date . As of February 1 , 2021 , 243,666,492 shares of the registrant's common stock , par value $ .06 per share , were outstanding , Portions of the Company's Proxy Statement for its 2021 Annual Meeting of Shareholders are incorporated by reference into Part III .