MRK
Merck & Co., Inc.Pharmaceutical Preparations
$146.87updated Sep 19, 2026
Congressional trading profile for Merck & Co., Inc. (MRK), covering 41 disclosed transactions by 18 lawmakers.
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).
Total Trades
41
Politicians Trading
18
Last Traded
Aug 24, 2026
Price history
Congressional Trades
| 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% |
| 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% |
| Gilbert Ray Cisneros, Jr.D | Jun 6, 2025 | May 30, 2025 | Sell | $1,001 - $15,000 | +91.14% |
| 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% |
| 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% |
| 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% |