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3M CO — DEFA14A Filings

51 DEFA14A filings on record

This page lists all DEFA14A filings submitted to the SEC by 3M CO (MMM), sorted by most recent first. Each row links to the full filing on EdgarLookup. 3M CO has filed 51 DEFA14A documents with the SEC since 2018. To view all SEC filings by 3M CO, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 11-K 11-K/A 144 15-15D 25 25-NSE 3 3/A 305B2 4 4/A 424B2 424B3 424B5 424B7 425 5 5/A 8-A12B 8-K 8-K/A ARS CERTNYS CORRESP DEF 14A DEFA14A EFFECT FWP IRANNOTICE NO ACT POS AM POS EX PRE 14A PX14A6G REGDEX S-3 S-3/A S-3ASR S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SC TO-C SC TO-I SC TO-I/A SC TO-T SC TO-T/A SCHEDULE 13G SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
DEFA14A DEFA14A 0000066740-26-000157 Mar 27, 2026
DEFA14A DEFA14A 0000066740-26-000153 Mar 25, 2026
DEFA14A DEFA14A 0000066740-25-000032 Mar 28, 2025
DEFA14A DEFA14A 0000066740-25-000030 Mar 26, 2025
DEFA14A DEFA14A 0000066740-24-000041 Mar 29, 2024
DEFA14A DEFA14A 0000066740-24-000039 Mar 27, 2024
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001308179-23-000364 Mar 24, 2023
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001308179-23-000289 Mar 22, 2023
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-22-000865 Mar 25, 2022
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-22-000812 Mar 23, 2022
DEFA14A DEFA14A 0001104659-21-042481 Mar 26, 2021
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-21-000800 Mar 24, 2021
DEFA14A DEFA14A 0001104659-20-050406 Apr 23, 2020
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-20-000990 Mar 30, 2020
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-20-000908 Mar 25, 2020
DEFA14A DEFA14A 0001104659-19-018589 Mar 29, 2019
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-19-001069 Mar 27, 2019
DEFA14A DEFA14A 0001104659-18-027486 Apr 27, 2018
DEFA14A DEFA14A 0001104659-18-019839 Mar 23, 2018
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-18-000891 Mar 21, 2018
DEFA14A DEFA14A 0001104659-17-027406 Apr 28, 2017
DEFA14A DEF 14A 0001104659-17-019059 Mar 24, 2017
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-17-000926 Mar 22, 2017
DEFA14A DEFA14A 0001104659-16-115619 Apr 29, 2016
DEFA14A DEFA14A 0001104659-16-111507 Apr 14, 2016
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-16-005095 Mar 25, 2016
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001206774-16-005068 Mar 23, 2016
DEFA14A DEFA14A 0001104659-15-030595 Apr 27, 2015
DEFA14A DEFA14A 0001104659-15-023513 Mar 27, 2015
DEFA14A DEFA14A 0001104659-15-022698 Mar 25, 2015
DEFA14A DEFA14A 0001104659-14-027715 Apr 15, 2014
DEFA14A DEFA14A 0001104659-14-023946 Mar 28, 2014
DEFA14A DEFA14A 0001104659-14-022752 Mar 26, 2014
DEFA14A DEFA14A 0001104659-13-038087 May 7, 2013
DEFA14A DEFA14A 0001104659-13-028272 Apr 10, 2013
DEFA14A DEFA14A 0001104659-13-025330 Mar 28, 2013
DEFA14A DEFA14A 0001104659-13-024887 Mar 27, 2013
DEFA14A DEFA14A 0001104659-12-030550 Apr 30, 2012
DEFA14A DEFA14A 0001104659-12-019695 Mar 21, 2012
DEFA14A DEFA14A 0001104659-11-022406 Apr 26, 2011
DEFA14A DEFA14A 0001104659-11-017317 Mar 29, 2011
DEFA14A DEFA14A 0001104659-11-016021 Mar 23, 2011
DEFA14A DEFA14A 0001104659-10-021770 Apr 26, 2010
DEFA14A DEFA14A 0001047469-10-002671 Mar 24, 2010
DEFA14A DEFA14A 0001104659-09-025703 Apr 23, 2009
DEFA14A DEF A14A 0001047469-09-003170 Mar 25, 2009
DEFA14A DEFA14A 0001104659-08-028434 Apr 30, 2008
DEFA14A DEFA14A 0001104659-08-025660 Apr 21, 2008
DEFA14A DEFA14A 0001104659-07-033291 Apr 30, 2007
DEFA14A DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS 0001104659-06-029893 May 2, 2006