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 |
|---|---|---|---|---|---|
| Alan ArmstrongR | Jul 21, 2026 | Mar 27, 2026 | Sell | $15,001 - $50,000 | +22.77% |