MRKCongressional Stock Trades
Merck & Co., Inc.
Pharmaceutical Preparations
Congressional stock trades in Merck & Co., Inc. (MRK) from House and Senate STOCK Act filings. See which members of Congress bought or sold, disclosed amounts, and filing dates.
Total Trades
41
Politicians Trading
18
Last Traded
Aug 24, 2026
Trading History
| Politician | Notified | Traded | Type | Amount | Change |
|---|---|---|---|---|---|
| Maria Elvira SalazarR | Sep 9, 2026 | Aug 19, 2026 | Buy | $15,001 - $50,000 | -3.50% |
| Maria Elvira SalazarR | Sep 9, 2026 | Aug 19, 2026 | Buy | $15,001 - $50,000 | -3.50% |
| Ro KhannaD | Sep 4, 2026 | Aug 24, 2026 | Buy | $1,001 - $15,000 | -2.52% |
| Ro KhannaD | Sep 4, 2026 | Aug 7, 2026 | Buy | $15,001 - $50,000 | +14.22% |
| Ro KhannaD | Aug 7, 2026 | Jul 8, 2026 | Buy | $1,001 - $15,000 | +16.57% |
| Gilbert Ray Cisneros, Jr.D | Jan 12, 2026 | Dec 19, 2025 | Buy | $1,001 - $15,000 | +45.29% |
| Gilbert Ray Cisneros, Jr.D | Dec 15, 2025 | Nov 18, 2025 | Buy | $1,001 - $15,000 | +52.31% |
| Gilbert Ray Cisneros, Jr.D | Sep 12, 2025 | Aug 5, 2025 | Buy | $1,001 - $15,000 | +81.79% |
| Marjorie Taylor GreeneR | Aug 29, 2025 | Aug 28, 2025 | Buy | $1,001 - $15,000 | +76.51% |
| Lisa C. McClainR | Aug 13, 2025 | Jun 24, 2025 | Buy | $1,001 - $15,000 | +82.86% |
| Julie JohnsonD | Jul 14, 2025 | Jun 13, 2025 | Buy | $1,001 - $15,000 | +79.75% |
| Robert BresnahanR | May 8, 2025 | Apr 8, 2025 | Buy | $15,001 - $50,000 | +86.03% |
| Marjorie Taylor GreeneR | May 6, 2025 | May 5, 2025 | Buy | $1,001 - $15,000 | +77.29% |
| Gilbert Ray Cisneros, Jr.D | May 6, 2025 | Apr 29, 2025 | Buy | $1,001 - $15,000 | +73.38% |
| Bruce WestermanR | Apr 16, 2025 | Mar 3, 2025 | Buy | $1,001 - $15,000 | +57.67% |
| Marjorie Taylor GreeneR | Apr 11, 2025 | Apr 9, 2025 | Buy | $1,001 - $15,000 | +79.31% |
| Jefferson ShreveR | Mar 9, 2025 | Feb 24, 2025 | Buy | $15,001 - $50,000 | +60.92% |
| Gilbert Ray Cisneros, Jr.D | Mar 6, 2025 | Feb 26, 2025 | Buy | $15,001 - $50,000 | +64.32% |
| Julie JohnsonD | Feb 12, 2025 | Jan 17, 2025 | Buy | $1,001 - $15,000 | +49.99% |
Price History
About Merck & Co., Inc.
Merck makes pharmaceutical products to treat several conditions in a number of therapeutic areas, including cardiometabolic disease, cancer, and infections. Within cancer, the firm's immuno-oncology platform, led by Keytruda, is a major contributor to overall sales. The company also has a substantial vaccine business aimed at preventing pediatric diseases, as well as Gardasil for human papillomavirus. Additionally, Merck sells animal health-related drugs. From a geographical perspective, 47% of the company's sales are generated from US human health (pharmaceuticals and vaccines).