MMM

Form 144 - Report of proposed sale of securities

Form 8-K - Current report

Form 4 - Statement of changes in beneficial ownership of securities

Form 4 - Statement of changes in beneficial ownership of securities

Form 4 - Statement of changes in beneficial ownership of securities

Form 4 - Statement of changes in beneficial ownership of securities

Form 4 - Statement of changes in beneficial ownership of securities

Form S-3ASR - Automatic shelf registration statement of securities of well-known seasoned issuers

Form IRANNOTICE - Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)).

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]