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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 31 , 2020 TRANSITION REPORT UNDER SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission file number : 001-39485 Delaware ( State or other jurisdiction of incorporation or organization ) 12860 El Camino Real , Suite 300 San Diego , CA ( Address of principal executive offices ) or BCTG ACQUISITION CORP . ( Exact name of registrant as specified in its charter ) Title of each class Common Stock to Large accelerated filer Non - accelerated filer None . 85-1195036 ( I.R.S. Employer Identification No. ) Registrant's telephone number , including area code : ( 858 ) 400-3120 Securities registered pursuant to Section 12 ( b ) of the Act : 92130 ( 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 No > Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Exchange Act . Yes No > Indicate by check mark whether the registrant ( 1 ) has filed all reports required 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 ☐ X Name of each exchange on which registered The Nasdaq Stock Market LLC 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 if disclosure of delinquent filers pursuant to Item 405 of Regulation S - K ( §229.405 of this chapter ) is not contained herein , and will not be contained , to the best of registrant's knowledge , in definitive proxy or information statements incorporated by reference in Part III of this Form 10 - K or any amendment to this Form 10 - K . > 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 . Accelerated filer Smaller reporting company Emerging Growth Company for If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . Yes □ No × Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . Yes > No ☐ X X At June 30 , 2020 , the aggregate market value of the Registrant's shares of common stock held by non - affiliates of the Registrant was $ 0.00 . The number of shares outstanding of the Registrant's shares of common stock as of March 31 , 2021 was 21,377,250 . DOCUMENTS INCORPORATED BY REFERENCE