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✓ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 2 , 2021 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 Form 10 - K Commission file number : 001-32383 Delaware ( State or other jurisdiction of incorporation or organization ) BlueLinx Holdings Inc. ( Exact name of registrant as specified in its charter ) 1950 Spectrum Circle , Suite 300 Marietta GA ( Address of principal executive offices ) Title of each class Common stock , par value $ 0.01 per share Large accelerated filer Emerging growth company Registrant's telephone number , including area code : 770-953-7000 Securities registered pursuant to Section 12 ( b ) of the Act Trading Symbol ( s ) BXC 77-0627356 ( I.R.S. Employer Identification No. ) Accelerated filer 30067 ( Zip Code ) 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 o 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 o 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 o Name of each exchange on which registered New York Stock Exchange 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 during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . Yes No o ✓ 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 . Non - accelerated filer No No Smaller reporting company U ✓ 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 Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Act ) . Yes The aggregate market value of the registrant's common stock held by non - affiliates of the registrant as of June 27 , 2020 , was $ 68,686,298 , based on the closing price on the New York Stock Exchange of $ 7.50 per share on June 26 , 2020 . As of February 26 , 2021 , the registrant had 9,468,042 shares of common stock outstanding . DOCUMENTS INCORPORATED BY REFERENCE Part III of this Annual Report on Form 10 - K incorporates by reference to the registrant's definitive Proxy Statement , to be filed with the Securities and Exchange Commission within 120 days of the close of the fiscal year ended January 2 , 2021 .