Merck & Co., Inc. — DEFA14A Filings
24 DEFA14A filings on record
This page lists all DEFA14A filings submitted to the SEC by Merck & Co., Inc. (MRK), sorted by most recent first. Each row links to the full filing on EdgarLookup. Merck & Co., Inc. has filed 24 DEFA14A documents with the SEC since 2017. To view all SEC filings by Merck & Co., Inc., see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
13F-HR
144
144/A
25-NSE
3
3/A
4
4/A
424B2
424B3
424B5
425
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERT
CERTNYS
CORRESP
CT ORDER
DEF 14A
DEFA14A
EFFECT
FWP
NO ACT
POSASR
PRE 14A
PX14A6G
S-3
S-3/A
S-3ASR
S-3MEF
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-T
SC TO-T/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFA14A | 0001193125-25-076870 | Apr 9, 2025 | — |
| DEFA14A | DEFA14A | 0001193125-24-093221 | Apr 11, 2024 | — |
| DEFA14A | DEFA14A | 0001193125-23-089540 | Apr 3, 2023 | — |
| DEFA14A | DEFA14A | 0001193125-22-095142 | Apr 4, 2022 | — |
| DEFA14A | DEFA14A | 0001193125-21-106323 | Apr 5, 2021 | — |
| DEFA14A | DEFA14A | 0001193125-20-137025 | May 8, 2020 | — |
| DEFA14A | DEFA14A | 0001193125-20-099567 | Apr 6, 2020 | — |
| DEFA14A | DEFA14A | 0001140361-19-006723 | Apr 8, 2019 | — |
| DEFA14A | DEFA14A | 0001140361-19-006721 | Apr 8, 2019 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS - REMINDER LETTER | 0000310158-18-000012 | May 8, 2018 | — |
| DEFA14A | MERCK & CO., INC. - DEFA14A | 0001308179-18-000166 | Apr 9, 2018 | — |
| DEFA14A | MERCK & CO., INC. - DEFA14A | 0001308179-18-000165 | Apr 9, 2018 | — |
| DEFA14A | MERCK & CO. INC. - DEFA14A | 0001308179-17-000130 | Apr 10, 2017 | — |
| DEFA14A | MERCK & CO. INC. - DEFA14A | 0001308179-16-000337 | Apr 11, 2016 | — |
| DEFA14A | MERCK & CO. INC. - DEFA14A | 0001308179-15-000132 | Apr 13, 2015 | — |
| DEFA14A | MERCK & CO. INC. - DEFA 14A | 0001308179-14-000168 | Apr 14, 2014 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001193125-13-155088 | Apr 15, 2013 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001193125-12-160801 | Apr 12, 2012 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001193125-11-096571 | Apr 13, 2011 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001193125-10-081516 | Apr 12, 2010 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0000950123-09-007280 | Apr 27, 2009 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0000950123-06-006515 | May 16, 2006 | — |
| DEFA14A | ADDITIONAL PROXY SOLICITING MATERIAL: SCHERING | 0000950123-04-004726 | Apr 16, 2004 | — |
| DEFA14A | SHAREHOLDER LETTER | 0000950123-94-000727 | Apr 11, 1994 | — |