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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 For the fiscal year ended December 28 , 2020 Or 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 0-31285 TTM TECHNOLOGIES , INC . ( Exact Name of Registrant as Specified in Its Charter ) Delaware ( State or Other Jurisdiction of Incorporation or Organization ) 200 East Sandpointe , Suite 400 Santa Ana , California ( Address of Principal Executive Offices ) ( 714 ) 327-3000 ( Registrant's telephone number , including area code ) Securities registered pursuant to Section 12 ( b ) of the Exchange Act : Trading symbol ( s ) . Title of each class Common Stock , $ 0.001 par value Large accelerated filer Non - accelerated filer 91-1033443 ( I.R.S. Employer Identification No. ) 92707 ( Zip Code ) TTMI Securities registered pursuant to Section 12 ( g ) of the Exchange Act : None No 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 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 □ 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 : ✓ Name of each exchange on which registered Nasdaq Global Select Market Accelerated filer Smaller reporting company No 0 0 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 . □ 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 Common Stock held by non - affiliates of the registrant ( based on the closing price of the registrant's Common Stock as reported on the Nasdaq Global Select Market on June 29 , 2020 , the last business day of the most recently completed second fiscal quarter ) , was $ 1,142,137,689 . For purposes of this computation , all officers , directors , and 10 % beneficial owners of the registrant are deemed to be affiliates of the registrant . Such determination should not be deemed to be an admission that such officers , directors , or 10 % beneficial owners are , in fact , affiliates of the registrant . As of February 17 , 2021 , there were outstanding 106,770,572 shares of the registrant's Common Stock , $ 0.001 par value . DOCUMENTS INCORPORATED BY REFERENCE Portions of the registrant's definitive Proxy Statement for its 2021 Annual Meeting of Stockholders are incorporated by reference into Part III of this report . Such Proxy Statement will be filed with the Securities and Exchange Commission within 120 days after the end of the fiscal year to which this report relates .