Merck & Co., Inc. (MRK)
Healthcare · Pharmaceutical Preparations
Merck & Co., Inc. (MRK) stock research on InvestAtlant: institutional ownership from 13F filings, insider Form 4 activity, and SEC context.
Top institutional holders (2026-Q3)
| Institution | Shares | Value | % Outstanding |
|---|---|---|---|
| Swedbank AB | 7,092,813 | .03B | 0.20% |
| Sumitomo Mitsui Trust Group, Inc. | 5,979,041 | $868.81M | 0.17% |
| DekaBank Deutsche Girozentrale | 5,901,003 | $879.5K | 0.16% |
| PRINCIPAL FINANCIAL GROUP INC | 4,790,400 | $696.09M | 0.13% |
| Bank Julius Baer & Co. Ltd, Zurich | 3,287,708 | $480.53M | 0.09% |
| TRUIST FINANCIAL CORP | 2,804,592 | $407.54M | 0.08% |
| MACKENZIE FINANCIAL CORP | 2,664,105 | $387.12M | 0.07% |
| Smead Capital Management, Inc. | 2,305,916 | $335.07M | 0.06% |
Recent insider transactions
| Date | Insider | Title | Type | Value |
|---|---|---|---|---|
| 2026-08-13 | Guindo Chirfi | EVP, Access, Policy & Comms | Sale | .35M |
| 2026-08-12 | Zachary Jennifer | EVP, General Counsel | Sale | 0.72M |
| 2026-08-12 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Sale | .46M |
| 2026-08-12 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Sale | $79.2K |
| 2026-08-11 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Sale | $718.3K |
| 2026-08-11 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Sale | $973.2K |
| 2026-08-10 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Sale | $2.71M |
| 2026-08-06 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Sale | 05.5K |