Merck & Co., Inc. - MRK
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 72
Latest filed: May 22, 2026
| Form | Count |
|---|---|
| 4 | 54 |
| 144 | 11 |
| 8-K | 4 |
| SCHEDULE 13G | 1 |
| SCHEDULE 13G/A | 1 |
| 144/A | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 22, 2026 | 8-K | May 22, 2026 | 0001628280-26-037738 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000139 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000137 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000121 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000123 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000125 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000127 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000129 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000131 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000133 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000135 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000117 | View |
| May 07, 2026 | 4 | May 05, 2026 | 0000310158-26-000119 | View |
| May 05, 2026 | 4 | May 02, 2026 | 0000310158-26-000113 | View |
| May 05, 2026 | 4 | May 02, 2026 | 0000310158-26-000115 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000102 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000097 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000078 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000080 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000082 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000084 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000086 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000088 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000090 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000092 | View |
| May 01, 2026 | 4 | Apr 29, 2026 | 0000310158-26-000096 | View |
| Apr 30, 2026 | SCHEDULE 13G | — | 0002100119-26-000859 | View |
| Apr 30, 2026 | 8-K | Apr 30, 2026 | 0001104659-26-052081 | View |
| Apr 01, 2026 | 4 | Mar 31, 2026 | 0000310158-26-000074 | View |
| Apr 01, 2026 | 4 | Mar 31, 2026 | 0000310158-26-000075 | View |
| Apr 01, 2026 | 4 | Mar 31, 2026 | 0000310158-26-000076 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001748 | View |
| Feb 13, 2026 | 144/A | — | 0001950047-26-001251 | View |
| Feb 12, 2026 | 4 | Feb 12, 2026 | 0000310158-26-000052 | View |
| Feb 10, 2026 | 4 | Feb 10, 2026 | 0000310158-26-000050 | View |
| Feb 10, 2026 | 144 | — | 0001950047-26-001118 | View |
| Feb 09, 2026 | 4 | Feb 09, 2026 | 0000310158-26-000046 | View |
| Feb 09, 2026 | 4 | Feb 09, 2026 | 0000310158-26-000048 | View |
| Feb 09, 2026 | 144 | — | 0001950047-26-001062 | View |
| Feb 09, 2026 | 144 | — | 0001950047-26-001063 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000310158-26-000030 | View |
| Feb 06, 2026 | 4 | Feb 06, 2026 | 0000310158-26-000032 | View |
| Feb 06, 2026 | 4 | Feb 05, 2026 | 0000310158-26-000034 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000310158-26-000036 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000310158-26-000038 | View |
| Feb 06, 2026 | 4 | Feb 06, 2026 | 0000310158-26-000040 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000310158-26-000042 | View |
| Feb 06, 2026 | 144 | — | 0001950047-26-000996 | View |
| Feb 06, 2026 | 4 | Feb 06, 2026 | 0000310158-26-000044 | View |
| Feb 06, 2026 | 144 | — | 0001950047-26-001005 | View |
| Feb 06, 2026 | 144 | — | 0001950047-26-001006 | View |
| Feb 05, 2026 | 144 | — | 0001950047-26-000958 | View |
| Feb 04, 2026 | 144 | — | 0001950047-26-000934 | View |
| Feb 04, 2026 | 144 | — | 0001950047-26-000935 | View |
| Feb 04, 2026 | 144 | — | 0001950047-26-000936 | View |
| Feb 04, 2026 | 144 | — | 0001950047-26-000938 | View |
| Feb 03, 2026 | 8-K | Feb 03, 2026 | 0001104659-26-009495 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000008 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000010 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000012 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000014 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000016 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000018 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000020 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000022 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000024 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000026 | View |
| Jan 28, 2026 | 4 | Jan 26, 2026 | 0000310158-26-000028 | View |
| Jan 05, 2026 | 4 | Dec 31, 2025 | 0000310158-26-000002 | View |
| Jan 05, 2026 | 4 | Dec 31, 2025 | 0000310158-26-000004 | View |
| Jan 05, 2026 | 4 | Dec 31, 2025 | 0000310158-26-000006 | View |
| Dec 04, 2025 | 8-K | Dec 04, 2025 | 0001628280-25-055388 | View |