Merck & Co., Inc. SEC filings MRK
Merck & Co., Inc. has 1,007 filings in SEC EDGAR's recent list, going back to May 29, 2018. Its latest annual report, Form ARS, was filed on Apr 8, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 25-NSE | Delisting notice | Oct 15, 2026 | — |
| 11-K | Employee savings plan report | Jun 24, 2026 | Dec 31, 2025 |
| 11-K | Employee savings plan report | Jun 24, 2026 | Dec 31, 2025 |
| 11-K | Employee savings plan report | Jun 24, 2026 | Dec 31, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2026 | — |
| SC TO-T/A | Filing | May 5, 2026 | — |
| SC TO-T/A | Filing | Apr 24, 2026 | — |
| SC TO-T | Filing | Apr 7, 2026 | — |
| SC TO-T/A | Filing | Jan 7, 2026 | — |
| SC TO-T/A | Filing | Dec 19, 2025 | — |
| SC TO-T/A | Filing | Dec 17, 2025 | — |
| SC TO-T | Filing | Dec 5, 2025 | — |
| 11-K | Employee savings plan report | Jun 27, 2025 | Dec 31, 2024 |
| 11-K | Employee savings plan report | Jun 27, 2025 | Dec 31, 2024 |
| 11-K | Employee savings plan report | Jun 27, 2025 | Dec 31, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| PX14A6G | National legal and policy center - px14a6g | May 7, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 28, 2025 | — |
| PX14A6G | Filing | Apr 24, 2025 | — |
| CORRESP | Letter to the SEC | Apr 16, 2025 | — |
| PX14A6G | Filing | Apr 14, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 10, 2025 | — |
| 25-NSE | Delisting notice | Nov 4, 2024 | — |
| 11-K | Employee savings plan report | Jun 25, 2024 | Dec 31, 2023 |
| 11-K | Employee savings plan report | Jun 25, 2024 | Dec 31, 2023 |
| 11-K | Employee savings plan report | Jun 25, 2024 | Dec 31, 2023 |
| CERT | Nyse certification | May 30, 2024 | — |
| 8-A12B | Filing | May 30, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 28, 2024 | — |
| POSASR | Filing | May 14, 2024 | — |
| PX14A6G | Inspire investing, llc - px14a6g | Apr 1, 2024 | — |
| PX14A6G | Bowyer research - px14a6g | Mar 28, 2024 | — |
| 11-K | Employee savings plan report | Jun 27, 2023 | Dec 31, 2022 |
| 11-K | Employee savings plan report | Jun 27, 2023 | Dec 31, 2022 |
| 11-K | Employee savings plan report | Jun 27, 2023 | Dec 31, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 22, 2023 | — |
| PX14A6G | Filing | May 18, 2023 | — |
| PX14A6G | Filing | Apr 24, 2023 | — |
| PX14A6G | Filing | Apr 19, 2023 | — |
| PX14A6G | Filing | Apr 12, 2023 | — |
| 11-K | Employee savings plan report | Jun 15, 2022 | Dec 31, 2021 |
| 11-K | Employee savings plan report | Jun 15, 2022 | Dec 31, 2021 |
| 11-K | Employee savings plan report | Jun 15, 2022 | Dec 31, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 20, 2022 | — |
| PX14A6G | Filing | May 13, 2022 | — |
| 25-NSE | Delisting notice | Oct 15, 2021 | — |
| 11-K | Employee savings plan report | Jun 16, 2021 | Dec 31, 2020 |
| 11-K | Employee savings plan report | Jun 16, 2021 | Dec 31, 2020 |
| 11-K | Employee savings plan report | Jun 16, 2021 | Dec 31, 2020 |
| SD | Specialized disclosure (conflict minerals) | May 21, 2021 | — |
| PX14A6G | Filing | May 6, 2021 | — |
| 11-K | Employee savings plan report | Jun 23, 2020 | Dec 31, 2019 |
| 11-K | Employee savings plan report | Jun 23, 2020 | Dec 31, 2019 |
| 11-K | Employee savings plan report | Jun 23, 2020 | Dec 31, 2019 |
| SD | Specialized disclosure (conflict minerals) | May 21, 2020 | — |
| SC TO-T/A | Filing | Jan 16, 2020 | — |
| SC TO-T/A | Filing | Jan 6, 2020 | — |
| SC TO-T/A | Filing | Jan 3, 2020 | — |
| SC TO-T/A | Filing | Jan 2, 2020 | — |
| SC TO-T/A | Sc-to-t/a | Dec 30, 2019 | — |
| SC TO-T | Filing | Dec 17, 2019 | — |
| SC TO-C | Filing | Dec 9, 2019 | — |
| 11-K | Employee savings plan report | Jun 20, 2019 | Dec 31, 2018 |
| 11-K | Employee savings plan report | Jun 20, 2019 | Dec 31, 2018 |
| 11-K | Employee savings plan report | Jun 20, 2019 | Dec 31, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 23, 2019 | — |
| PX14A6G | Filing | May 1, 2019 | — |
| PX14A6G | Filing | Apr 22, 2019 | — |
| SC TO-T/A | Filing | Apr 2, 2019 | — |
| SC TO-T/A | Filing | Mar 26, 2019 | — |
| SC TO-T/A | Filing | Mar 15, 2019 | — |
| SC TO-T | Filing | Mar 5, 2019 | — |
| SC TO-C | Filing | Feb 21, 2019 | — |
| 11-K | Employee savings plan report | Jun 19, 2018 | Dec 31, 2017 |
| 11-K | Employee savings plan report | Jun 19, 2018 | Dec 31, 2017 |
| 11-K | Employee savings plan report | Jun 19, 2018 | Dec 31, 2017 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2018 | — |
Showing 77 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- MRK (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- NJ
- Headquarters
- Rahway, NJ
- SEC filer status
- Large accelerated filer
- SEC CIK
- 310158
- Former names
- Merck & Co. Inc. (until Dec 9, 2014); SCHERING PLOUGH CORP (until Oct 29, 2009)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.