Merck & Co., Inc. — 424B5 Filings
30 424B5 filings on record
This page lists all 424B5 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 30 424B5 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 |
|---|---|---|---|---|
| 424B5 | 424B5 | 0001628280-25-055041 | Dec 3, 2025 | — |
| 424B5 | 424B5 | 0001628280-25-054305 | Dec 1, 2025 | — |
| 424B5 | 424B5 | 0000310158-25-000041 | Sep 4, 2025 | — |
| 424B5 | 424B5 | 0000310158-25-000027 | Sep 2, 2025 | — |
| 424B5 | 424B5 | 0001628280-24-024209 | May 20, 2024 | — |
| 424B5 | 424B5 | 0001628280-24-023547 | May 15, 2024 | — |
| 424B5 | 424B5 | 0001193125-23-140766 | May 10, 2023 | — |
| 424B5 | 424B5 | 0001193125-23-137713 | May 8, 2023 | — |
| 424B5 | 424B5 | 0001193125-21-352723 | Dec 9, 2021 | — |
| 424B5 | 424B5 | 0001193125-21-349678 | Dec 7, 2021 | — |
| 424B5 | 424B5 | 0001193125-20-172583 | Jun 18, 2020 | — |
| 424B5 | 424B5 | 0001193125-20-169986 | Jun 16, 2020 | — |
| 424B5 | 424B5 | 0001193125-19-065743 | Mar 6, 2019 | — |
| 424B5 | 424B5 | 0001193125-19-063275 | Mar 5, 2019 | — |
| 424B5 | FINAL PROSPECTUS SUPPLEMENT | 0001193125-16-751754 | Oct 28, 2016 | — |
| 424B5 | PRELIMINARY PROSPECTUS SUPPLEMENT | 0001193125-16-748054 | Oct 26, 2016 | — |
| 424B5 | PRELIMINARY PROSPECTUS SUPPLEMENT | 0001193125-16-747000 | Oct 26, 2016 | — |
| 424B5 | FINAL PROSPECTUS SUPPLEMENT | 0001193125-15-039142 | Feb 9, 2015 | — |
| 424B5 | PRELIMINARY PROSPECTUS SUPPLEMENT | 0001193125-15-034607 | Feb 5, 2015 | — |
| 424B5 | 424B5 | 0001193125-14-366657 | Oct 8, 2014 | — |
| 424B5 | 424B5 | 0001193125-14-363931 | Oct 6, 2014 | — |
| 424B5 | 424B5 | 0001047469-13-006270 | May 17, 2013 | — |
| 424B5 | 424B5 | 0001047469-13-006118 | May 15, 2013 | — |
| 424B5 | 424B5 | 0001047469-12-008798 | Sep 11, 2012 | — |
| 424B5 | 424B5 | 0001047469-12-008744 | Sep 10, 2012 | — |
| 424B5 | PROSPECTUS SUPPLEMENT | 0001193125-10-276735 | Dec 8, 2010 | — |
| 424B5 | PRELIMINARY PROSPECTUS SUPPLEMENT | 0001193125-10-275100 | Dec 7, 2010 | — |
| 424B5 | SCHERING-PLOUGH CORPORATION | 0000950123-04-009297 | Aug 5, 2004 | — |
| 424B5 | FILED PURSUANT TO RULE 424(B)(5) | 0000950123-03-013114 | Nov 24, 2003 | — |
| 424B5 | FILED PURSUANT TO RULE 424(B)(5) | 0000950123-03-012947 | Nov 19, 2003 | — |