According to recent filings covering the 90 days ending February 10, 2026, the three most significant insider holders at Merck are Executive Chair Kenneth C Frazier (700.65K shares), Chairman And Ceo & President Robert M Davis (443.60K shares), Evp&Pres And Merck Animal Heallth Richard R. Deluca (160.17K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Kenneth C Frazier | Executive Chair | 700,653 | 08 Nov, 2022 |
| Robert M Davis | Chairman And Ceo & President | 443,602 | 06 Feb, 2026 |
| Richard R. Deluca | Evp&Pres And Merck Animal Heallth | 160,174 | 06 Feb, 2026 |
| Frank Clyburn | Evp & Pres ? Human Health | 97,095 | 02 Nov, 2021 |
| Dean Y Li | Executive Vp & President And Mrl | 92,035 | 10 Feb, 2026 |
| Caroline Litchfield | Evp & Cfo | 90,192 | 06 Feb, 2026 |
| Chirfi Guindo | Chief Marketing Officer | 70,615 | 09 Feb, 2026 |
| Jennifer Zachary | Evp And General Counsel | 68,916 | 09 Feb, 2026 |
| Julie L. Gerberding | Evp And Chief Patient Officer | 48,712 | 28 Feb, 2022 |
| Rita A Karachun | Sr. Vp Fince Global Controller | 45,710 | 05 May, 2023 |
| David Michael Williams | Evp Andchief Info&Digital Officer | 30,838 | 06 Feb, 2026 |
| Joseph Romanelli | President And Human Health Int?L | 28,739 | 28 Jan, 2026 |
| Michael A Klobuchar | Evp Chief Strategy Officer | 23,627 | 06 May, 2024 |
| Steven Mizell | Evp And Chief Hr Officer | 23,619 | 02 Feb, 2024 |
| Johannes Jacobus Oosthuizen | President And U.S. Market | 21,197 | 06 Feb, 2026 |
| Douglas M Jr Baker | 16,000 | 07 Feb, 2025 | |
| Sanat Chattopadhyay | Exe V P & Pres. Mmd | 13,880 | 28 Jan, 2026 |
| Dalton E. Iii Smart | Svp Fin. Global Controller | 8,205 | 06 Feb, 2026 |
| Betty D Larson | Evp And Chief Hr Officer | 6,197 | 02 May, 2025 |
| Lisa Lecointe-Cephas | Svp Chief Ethics & Com Officer | 5,142 | 05 May, 2023 |
| Inge G Thulin | 2,933 | 07 Feb, 2025 | |
| Arpa Garay | Svp Human Health Global Mktg. | 2,109 | 05 May, 2022 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 10 Feb, 2026 | Dean Y Li | Common Stock | D | 10,235 | $117.52 | 92,035 | D | S |
| 09 Feb, 2026 | Chirfi Guindo | Common Stock | D | 10,000 | $118.41 | 70,615 | D | S |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | D | 25,946 | $119.15 | 68,916 | D | S |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | A | 25,946 | $119.15 | 94,862 | D | M |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | D | 56,792 | $119.15 | 68,916 | D | S |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | A | 56,792 | $119.15 | 125,708 | D | M |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | A | 38,835 | $119.15 | 107,751 | D | M |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | D | 38,835 | $119.15 | 68,916 | D | S |
| 06 Feb, 2026 | Richard R. Deluca | Common Stock | D | 37,685 | $120.92 | 160,174 | D | S |
| 06 Feb, 2026 | David Michael Williams | Common Stock | D | 5,000 | $121.90 | 30,838 | D | S |
| 06 Feb, 2026 | David Michael Williams | Common Stock | A | 5,000 | $77.62 | 35,838 | D | M |
| 06 Feb, 2026 | Johannes Jacobus Oosthuizen | Common Stock | D | 15,000 | $121.87 | 21,197 | D | S |
| 05 Feb, 2026 | Chirfi Guindo | Common Stock | D | 20,000 | $121.88 | 80,615 | D | S |
| 04 Feb, 2026 | Robert M Davis | Common Stock | D | 32,462 | $118.35 | 443,602 | D | S |
| 04 Feb, 2026 | Robert M Davis | Common Stock | D | 14,972 | $117.38 | 476,064 | D | S |
| 04 Feb, 2026 | Dean Y Li | Common Stock | A | 15,087 | $56.04 | 117,357 | D | M |
| 04 Feb, 2026 | Dean Y Li | Common Stock | D | 15,087 | $118.77 | 102,270 | D | S |
| 04 Feb, 2026 | Caroline Litchfield | Common Stock | D | 41,997 | $119.61 | 90,192 | D | S |
| 04 Feb, 2026 | Caroline Litchfield | Common Stock | A | 41,997 | $53.06 | 132,189 | D | M |
| 04 Feb, 2026 | Dalton E. Iii Smart | Common Stock | D | 2,400 | $119.68 | 8,205 | D | S |