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 |
|---|---|---|---|---|---|
| Julie JohnsonD | Jan 15, 2026 | Dec 18, 2025 | Sell | $1,001 - $15,000 | +45.86% |
| Julie JohnsonD | Dec 11, 2025 | Nov 13, 2025 | Sell | $1,001 - $15,000 | +58.04% |
| Val T. HoyleD | Oct 10, 2025 | Sep 23, 2025 | Sell | $1,001 - $15,000 | +83.68% |
| Sheri BiggsR | Oct 5, 2025 | Mar 19, 2025 | Sell | $15,001 - $50,000 | +56.21% |
| Lisa C. McClainR | Sep 12, 2025 | Aug 4, 2025 | Sell | $1,001 - $15,000 | +83.91% |
| Julie JohnsonD | Sep 11, 2025 | Aug 14, 2025 | Sell | $1,001 - $15,000 | +77.46% |
| Ritchie TorresD | Aug 20, 2025 | Jul 11, 2025 | Sell | $1,001 - $15,000 | +76.19% |
| Scott FranklinR | Jul 14, 2025 | Jun 16, 2025 | Sell | $1,001 - $15,000 | +81.41% |
| Gilbert Ray Cisneros, Jr.D | Jun 6, 2025 | May 30, 2025 | Sell | $1,001 - $15,000 | +91.14% |
| Robert BresnahanR | May 31, 2025 | May 15, 2025 | Sell | $15,001 - $50,000 | +96.35% |
| Bruce WestermanR | May 12, 2025 | Apr 21, 2025 | Sell | $1,001 - $15,000 | +88.66% |
| Jefferson ShreveR | May 8, 2025 | Apr 17, 2025 | Sell | $15,001 - $50,000 | +88.29% |
| Kelly MorrisonD | Apr 11, 2025 | Mar 20, 2025 | Sell | $1,001 - $15,000 | +55.04% |
| Gilbert Ray Cisneros, Jr.D | Apr 7, 2025 | Mar 31, 2025 | Sell | $15,001 - $50,000 | +63.63% |
| Robert BresnahanR | Mar 27, 2025 | Feb 25, 2025 | Sell | $15,001 - $50,000 | +60.64% |
| Gilbert Ray Cisneros, Jr.D | Feb 11, 2025 | Jan 24, 2025 | Sell | $1,001 - $15,000 | +53.71% |
| Josh GottheimerD | Feb 10, 2025 | Jan 27, 2025 | Sell | $15,001 - $50,000 | +49.96% |
| Byron DonaldsR | Feb 10, 2025 | Jan 16, 2025 | Sell | $1,001 - $15,000 | +45.85% |
| Byron DonaldsR | Feb 10, 2025 | Jan 16, 2025 | Sell | $1,001 - $15,000 | +45.85% |
| Jared MoskowitzD | Feb 10, 2025 | Jan 15, 2025 | Sell | $1,001 - $15,000 | +46.74% |
| Jared MoskowitzD | Feb 10, 2025 | Jan 15, 2025 | Sell | $1,001 - $15,000 | +46.74% |
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).