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MCKESSON CORP — DEFA14A Filings

36 DEFA14A filings on record

This page lists all DEFA14A filings submitted to the SEC by MCKESSON CORP (MCK), sorted by most recent first. Each row links to the full filing on EdgarLookup. MCKESSON CORP has filed 36 DEFA14A documents with the SEC since 2015. To view all SEC filings by MCKESSON CORP, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-K405/A 10-Q 10-Q/A 11-K 144 25 25-NSE 3 3/A 305B2 4 4/A 424B2 424B3 424B5 425 5 5/A 8-A12B 8-A12B/A 8-A12G 8-K 8-K/A ARS CERT CERTNYS CERTPAC CORRESP CT ORDER DEF 14A DEFA14A DEFA14C DEFR14A DFAN14A FWP NO ACT NT 10-K NT 11-K POS AM PRE 14A PX14A6G 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-I SC TO-I/A SC TO-T SC TO-T/A SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
DEFA14A DEFA14A 0000927653-25-000068 Jul 2, 2025
DEFA14A DEFA14A 0000927653-25-000063 Jun 20, 2025
DEFA14A DEFA14A 0000927653-24-000076 Jul 8, 2024
DEFA14A DEFA14A 0000927653-24-000067 Jun 21, 2024
DEFA14A DEFA14A 0001193125-23-181387 Jul 3, 2023
DEFA14A DEFA14A 0001193125-23-164505 Jun 9, 2023
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-22-192016 Jul 12, 2022
DEFA14A NOTICE & ACCESS 0001193125-22-171049 Jun 9, 2022
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-21-213073 Jul 12, 2021
DEFA14A NOTICE & ACCESS 0001193125-21-185436 Jun 8, 2021
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-20-189788 Jul 9, 2020
DEFA14A NOTICE & ACCESS 0001193125-20-172471 Jun 18, 2020
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-19-198606 Jul 22, 2019
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-19-178764 Jun 21, 2019
DEFA14A NOTICE & ACCESS 0001193125-19-178752 Jun 21, 2019
DEFA14A DEFA14A 0001193125-18-214239 Jul 9, 2018
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-18-193721 Jun 15, 2018
DEFA14A NOTICE & ACCESS 0001193125-18-193712 Jun 15, 2018
DEFA14A DEFA14A 0001193125-17-228637 Jul 14, 2017
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-17-224666 Jul 10, 2017
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-17-205257 Jun 16, 2017
DEFA14A NOTICE & ACCESS 0001193125-17-205243 Jun 16, 2017
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-16-638456 Jun 30, 2016
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-15-227839 Jun 19, 2015
DEFA14A DEFA14A 0001193125-14-249941 Jun 26, 2014
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-13-285659 Jul 9, 2013
DEFA14A FORM 8-K 0001193125-12-514179 Dec 26, 2012
DEFA14A FORM 8-K 0001193125-12-435544 Oct 25, 2012
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0001193125-12-303435 Jul 16, 2012
DEFA14A DEFA14A 0000950123-11-065202 Jul 12, 2011
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0000950134-07-013334 Jun 13, 2007
DEFA14A FORM 8-K & DEFA14A 0000950149-06-000523 Nov 7, 2006
DEFA14A FORM 8-K 0000950149-06-000513 Nov 6, 2006
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0000950134-06-011618 Jun 15, 2006
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0000950134-05-012039 Jun 15, 2005
DEFA14A DEFINITIVE ADDITIONAL MATERIALS 0000950149-03-001353 Jun 13, 2003