Merck & Co., Inc. (MRK)
NYSE • Currently up 6.53 (+5.64%) in today's trading session
9 members of Congress have disclosed 38 trades in Merck & Co., Inc. (MRK) via STOCK Act filings. The most recent disclosure was a purchase by Josh Gottheimer on 4 February 2026. The most active traders have been Gilbert Cisneros (8), Kathy Manning (7), and Mikie Sherrill (6). Aggregate disclosed activity totals roughly $225K in purchases and $136.5K in sales (midpoint estimates from bracketed disclosure amounts).
Merck & Co., Inc. is currently trading at $122.41, positioned at 95% of its 52-week range ($75.40 – $125.14).
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Merck & Co., Inc. Price History and Technical Analysis
Congressional Trading Activity for MRK
| Josh Gottheimer | 4 Feb 2026 | 16 Mar 2026 | Purchase | Stock | $1,001 - $15,000 | +5.67% | |
| Gilbert Cisneros | 19 Dec 2025 | 12 Jan 2026 | Purchase | Stock | $1,001 - $15,000 | +21.57% | |
| Gilbert Cisneros | 18 Nov 2025 | 15 Dec 2025 | Purchase | Stock | $1,001 - $15,000 | +31.82% | |
| Marjorie Taylor Greene | 28 Aug 2025 | 29 Aug 2025 | Purchase | Stock | $1,001 - $15,000 | +45.60% | |
| Gilbert Cisneros | 5 Aug 2025 | 12 Sept 2025 | Purchase | Stock | $1,001 - $15,000 | +53.28% | |
| Lisa McClain | 4 Aug 2025 | 12 Sept 2025 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Gilbert Cisneros | 30 May 2025 | 6 Jun 2025 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Marjorie Taylor Greene | 5 May 2025 | 6 May 2025 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Gilbert Cisneros | 29 Apr 2025 | 6 May 2025 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Marjorie Taylor Greene | 9 Apr 2025 | 11 Apr 2025 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Gilbert Cisneros | 31 Mar 2025 | 7 Apr 2025 | Sale | Stock | $15,001 - $50,000 | N/A | |
| Gilbert Cisneros | 26 Feb 2025 | 6 Mar 2025 | Purchase | Stock | $15,001 - $50,000 | N/A | |
| Gilbert Cisneros | 24 Jan 2025 | 11 Feb 2025 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Byron Donalds | 16 Jan 2025 | 10 Feb 2025 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Byron Donalds | 16 Jan 2025 | 10 Feb 2025 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Jared Moskowitz | 15 Jan 2025 | 10 Feb 2025 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Jared Moskowitz | 15 Jan 2025 | 10 Feb 2025 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Kathy Manning | 2 Jul 2024 | 16 Aug 2024 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Kathy Manning | 23 Jan 2024 | 6 Feb 2024 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Kathy Manning | 23 Jan 2024 | 6 Feb 2024 | Purchase | Stock | $15,001 - $50,000 | N/A | |
| Kathy Manning | 23 Jan 2024 | 6 Feb 2024 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Jared Moskowitz | 28 Dec 2023 | 22 Jan 2024 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Jared Moskowitz | 28 Dec 2023 | 22 Jan 2024 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Kathy Manning | 12 Sept 2022 | 11 Oct 2022 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Kathy Manning | 5 Aug 2022 | 14 Sept 2022 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Kathy Manning | 15 Jul 2022 | 10 Aug 2022 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| John Curtis | 27 Mar 2020 | 9 Apr 2020 | Purchase | Stock | $1,001 - $15,000 | N/A | |
| Mikie Sherrill | 20 Feb 2020 | 5 Apr 2020 | Sale | Stock | $1,001 - $15,000 | N/A | |
| Mikie Sherrill | 6 Feb 2020 | 23 Mar 2020 | Sale | Stock | $770.32 | N/A | |
| Mikie Sherrill | 18 Apr 2019 | 15 May 2019 | Sale | Stock | $1,001 - $15,000 | N/A |
Select transactions to view their annotations on the chart
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Frequently Asked Questions about MRK
- Which members of Congress have traded MRK?
- 9 members of Congress have disclosed 38 trades in Merck & Co., Inc. (MRK) under the STOCK Act. The most active traders are Gilbert Cisneros, Kathy Manning, and Mikie Sherrill.
- When was MRK most recently disclosed by Congress?
- The most recent MRK disclosure was a purchase by Josh Gottheimer on 4 February 2026.
- What is the total disclosed congressional trading volume for MRK?
- Members of Congress have disclosed approximately $225K in MRK purchases and $136.5K in sales. These figures are midpoint estimates derived from the bracketed amount ranges used in STOCK Act filings.
- How can I track new congressional trades in MRK?
- This MRK page updates as soon as new STOCK Act disclosures are filed for Merck & Co., Inc.. Every trade, politician, transaction date and amount range is surfaced above, typically within hours of the official filing appearing on the House or Senate disclosure portals.
Track MRK in Congress
See when politicians buy or sell this stock