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( Mark One ) 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 For the fiscal year ended January 30 , 2021 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-10613 DYCOM INDUSTRIES , INC . ( Exact name of registrant as specified in its charter ) Florida ( State or other jurisdiction of incorporation or organization ) 11780 US Highway 1 , Suite 600 Palm Beach Gardens , FL 33408 ( Address of principal executive offices , including zip code ) Registrant's telephone number , including area code : ( 561 ) 627-7171 Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) Title of Each Class Common stock , par value $ 0.33 1/3 per share ( I.R.S. Employer Identification No. ) 59-1277135 Name of Each Exchange on Which Registered New York Stock Exchange DY 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 , 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 X Accelerated filer Non - 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 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 . Document Portions of the registrant's Proxy Statement for its 2021 Annual Meeting of Shareholders 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 ) 0 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 ) . Yes No The aggregate market value of the common stock , par value $ 0.33 1/3 per share , held by non - affiliates of the registrant , computed by reference to the closing price of such stock on the New York Stock Exchange on July 25 , 2020 , was $ 1,263,970,579 . There were 30,615,908 shares of common stock with a par value of $ 0.33 1/3 outstanding at March 1 , 2021 . DOCUMENTS INCORPORATED BY REFERENCE Part of Annual Report on Form 10 - K into which incorporated Parts II and III Such Proxy Statement , except for the portions thereof which have been specifically incorporated by reference , shall not be deemed " filed " as part of this Annual Report on Form 10 - K .