Merck & Co., Inc. (MRK) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for MRK. 13F holdings as of 2026-06-30.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|
| Swedbank AB | 6,360,649 | $817M | DECREASED |
| Assenagon Asset Management | 2,702,992 | $347M | INCREASED |
| Robeco Institutional Asset Management B.V | 2,373,993 | $305M | INCREASED |
| Truist Financial | 2,308,510 | $297M | INCREASED |
| Mirae Asset Global Investments Co., Ltd | 2,033,072 | $261M | INCREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|
| Mary Ellen Coe (Director) | AWARD | 233 | $30K | 2026-06-30 |
| Surendralal Lanca Karsanbhai (Director) | AWARD | 126 | $16K | 2026-06-30 |
| Christine E Seidman (Director) | AWARD | 63 | $8K | 2026-06-30 |
| Douglas M Baker JR (Director) | AWARD | 1,853 | $220K | 2026-05-29 |
| Pamela J. Craig (Director) | AWARD | 1,853 | $220K | 2026-05-29 |
Recent Congressional Trades
| Member | Type | Amount | Date |
|---|
| Keith Self (Republican) | SALE | $1,001 - $15,000 | 2025-01-10 |
Full institutional holdings, insider history, and congressional trades for Merck & Co., Inc. on SentiSense.