PDF SOLUTIONS INC 10-Q

Item 5. Other Information   None.    44 Table of Contents     Item 6. Exhibits   Exhibit Number        Description         4.1   Securities Purchase Agreement by and between PDF Solutions, Inc. and Advantest America, Inc. dated July 29, 2020.†       4.2   Stockholder Agreement by and between PDF Solutions, Inc. and Advantest America, Inc. dated July 29, 2020.†       10.1   Software License and Related Services Agreement by and between PDF Solutions, Inc. and Advantest America, Inc. dated March 25, 2020 and Amendment No.1 thereto dated July 29, 2020.† +       10.2   Amended and Restated Master Development Agreement by and between PDF Solutions, Inc. and Advantest America, Inc. dated July 29, 2020.† +       10.3   Master Commercial Terms and Support Services Agreement by and between PDF Solutions, Inc. and Advantest America, Inc. dated July 29, 2020.† +       31.01    Certification of the principal executive officer pursuant to Exchange Act Rules 13a-14(a) and 15d-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.†          31.02    Certification of the principal financial and accounting officer pursuant to Exchange Act Rules 13a-14(a) and 15d-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.†          32.01    Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.**          32.02    Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.**          101    The following financial statements from the Company’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2020, formatted in Inline XBRL: (i) Condensed Consolidated Balance Sheets, (ii) Condensed Consolidated Statements of Comprehensive Loss, (iii) Condensed Consolidated Statements of Stockholders’ Equity, (iv) Condensed Consolidated Statements of Cash Flows and (v) Notes to Condensed Consolidated Financial Statements, tagged as blocks of text and including detailed tags.†        104   Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).†     __________________________   † Filed herewith.  ** Furnished, and not filed.  + Certain portions of this document that constitute confidential information have been redacted in accordance with Regulation S-K, Item 601(b)(10).   45 Table of Contents   SIGNATURES   Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.      PDF SOLUTIONS, INC.                           Date: November 6, 2020 By: /s/ JOHN K. KIBARIAN          John K. Kibarian          President and Chief Executive Officer          (principal executive officer)        Date: November 6, 2020 By: /s/ ADNAN RAZA          Adnan Raza          Executive Vice President, Finance and Chief Financial Officer          (principal financial and accounting officer)        46