Annexon, Inc. 10-Q

Item 5. Other Information. None. 68 Item 6. E xhibits. EXHIBIT INDEX Exhibit No Description of Exhibit Incorporated by Reference Form File No. Exhibit Filing Date Filed Herewith 3.1 Amended and Restated Certificate of Incorporation. 8-K 001-39402 3.1 07/28/20 3.2 Amended and Restated Bylaws. 8-K 001-39402 3.2 07/28/20 31.1 Certification of the Chief Executive Officer Pursuant to Securities Exchange Act of Rules 13A-14(A) and 15D-14(A). X 31.2 Certification of the Chief Financial Officer Pursuant to Securities Exchange Act Rules 13A-14(A) and 15D-14(A). X 32.1* Certification Pursuant to 18 U.S.C. Section 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. X 101.INS XBRL Instance Document X 101.SCH XBRL Taxonomy Extension Schema Document X 101.CAL XBRL Taxonomy Extension Calculation Linkbase Document X 101.DEF XBRL Taxonomy Extension Definition Linkbase Document X 101.LAB XBRL Taxonomy Extension Label Linkbase Document X 101.PRE XBRL Taxonomy Extension Presentation Linkbase Document X * The certification attached as Exhibit 32.1 that accompanies this Quarterly Report on Form 10-Q pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, is not deemed “filed” by the Registrant for purposes of Section 18 of the Securities Exchange Act of 1934, as amended. 69 SIGNAT URES 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. Annexon, Inc. Date: May 17, 2021 By: /s/ Douglas Love, Esq. Douglas Love, Esq. President and Chief Executive Officer (Principal Executive Officer) Date: May 17, 2021 By: /s/ Jennifer Lew Jennifer Lew Executive Vice President and Chief Financial Officer (Principal Financial and Accounting Officer) 70