As of June 02, 2026, Merck's top three insider holders are Kenneth C Frazier (Executive Chair, 700.65K shares), Robert M Davis (Chairman, Ceo President, 443.60K shares), Richard R. Deluca (Evppres, Merck Animal Heallth, 160.17K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Kenneth C Frazier | Executive Chair | 700,653 | 0 | 08 Nov, 2022 |
| Steven Mizell | Evp, Chief Hr Officer | 23,619 | 0 | 02 Feb, 2024 |
| Douglas M Jr Baker | - | 16,000 | 0 | 07 Feb, 2025 |
| Robert M Davis | Chairman, Ceo President | 443,602 | 0 | 06 Feb, 2026 |
| Richard R. Deluca | Evppres, Merck Animal Heallth | 160,174 | 0 | 06 Feb, 2026 |
| Rita A Karachun | Sr. Vp Fince Global Controller | 45,710 | 0 | 05 May, 2023 |
| Betty D Larson | Evp, Chief Hr Officer | 6,197 | 0 | 02 May, 2025 |
| Julie L. Gerberding | Evp, Chief Patient Officer | 48,712 | 0 | 28 Feb, 2022 |
| Sanat Chattopadhyay | Exe V P Pres. Mmd | 13,880 | 0 | 28 Jan, 2026 |
| Chirfi Guindo | Chief Marketing Officer | 60,615 | 0 | 12 Feb, 2026 |
| Jennifer Zachary | Evp, General Counsel | 68,916 | 0 | 09 Feb, 2026 |
| Frank Clyburn | Evp Pres ? Human Health | 97,095 | 0 | 02 Nov, 2021 |
| David Michael Williams | Evp,Chief Infodigital Officer | 30,838 | 0 | 06 Feb, 2026 |
| Dean Y Li | Executive Vp President, Mrl | 92,035 | 0 | 10 Feb, 2026 |
| Lisa Lecointe-Cephas | Svp Chief Ethics Com Officer | 5,142 | 0 | 05 May, 2023 |
| Caroline Litchfield | Evp Cfo | 90,192 | 0 | 06 Feb, 2026 |
| Michael A Klobuchar | Evp Chief Strategy Officer | 23,621 | 0 | 06 May, 2024 |
| Johannes Jacobus Oosthuizen | President, U.S. Market | 21,197 | 0 | 06 Feb, 2026 |
| Arpa Garay | Svp Human Health Global Mktg. | 2,109 | 0 | 05 May, 2022 |
| Joseph Romanelli | President, Human Health Int?L | 28,739 | 0 | 28 Jan, 2026 |
| Dalton E. Iii Smart | Svp Fin. Global Controller | 8,205 | 0 | 06 Feb, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 31 Mar, 2026 | Thomas H Glocer | Phantom Stock | A | 405 | $120.29 | 108,293 | D | A |
| 31 Mar, 2026 | Mary Ellen Coe | Phantom Stock | A | 249 | $120.29 | 29,703 | D | A |
| 31 Mar, 2026 | Christine E Seidman | Phantom Stock | A | 68 | $120.29 | 19,238 | D | A |
| 31 Mar, 2026 | Christine E Seidman | Phantom Stock | A | 68 | $120.29 | 19,238 | D | A |
| 12 Feb, 2026 | Chirfi Guindo | Common Stock | D | 10,000 | $121.46 | 60,615 | D | S |
| 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 | A | 25,946 | $119.15 | 94,862 | D | M |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | A | 25,946 | $119.15 | 94,862 | D | M |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | D | 25,946 | $119.15 | 68,916 | 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 | 56,792 | $119.15 | 125,708 | D | M |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | A | 56,792 | $119.15 | 125,708 | 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 | D | 56,792 | $119.15 | 68,916 | D | S |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | A | 38,835 | $119.15 | 107,751 | 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 |
| 09 Feb, 2026 | Jennifer Zachary | Common Stock | D | 38,835 | $119.15 | 68,916 | D | S |
| 09 Feb, 2026 | Jennifer Zachary | Stock Option (Right to Buy) | D | 25,946 | $0.00 | 0 | D | M |