Bruce Westerman MRK Stock Trades
Bruce Westerman's trading activity in MRK
2
Total trades
$2K
Total volume
Mar 3, 2025
First trade
Apr 21, 2025
Last trade
Bruce Westerman has disclosed 2 trades in MRK between Mar 3, 2025 and Apr 21, 2025, totaling approximately $2K in transaction volume. Activity has been net-mixed, with 1 purchase and 1 sale recorded.
MRK has drawn broader insider attention: 5 other members of Congress have traded the stock, and 18 corporate insider transactions have been disclosed at MRK in the last 12 months. See the full activity below.
All MRK Trades
| TRADE DATE | DISCLOSED | DELAY | TYPE | AMOUNT | OWNER |
|---|---|---|---|---|---|
| Apr 21, 2025 | May 12, 2025 | 21d | Sale | $1K | — |
| Mar 3, 2025 | Apr 16, 2025 | 44d | Purchase | $1K | — |
Corporate Insider Activity in MRK
10 corporate insiders at Merck & Co., Inc. have also traded MRK in the last 12 months — 0 buys, 18 sells.
Top Sellers
Zachary Jennifer
3 sales
Davis Robert M
2 sales
Litchfield Caroline
1 sale
Other Members of Congress Trading MRK
| POLITICIAN | PARTY | TRADES | LAST TRADE |
|---|---|---|---|
| Ro Khanna | D | 120 | Mar 10, 2026 |
| Michael T. McCaul | R | 43 | Jan 13, 2026 |
| David Perdue | R | 25 | Apr 16, 2020 |
| Lois Frankel | D | 16 | Sep 8, 2023 |
| Gilbert Cisneros | D | 8 | Dec 19, 2025 |
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