| MRK | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Apr 29 '26 | Option Exercise | 110.03 | 2,518 | 277,056 | 162,778 | May 01 |
| MRK | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Feb 06 '26 | Sale | 120.92 | 37,685 | 4,557,025 | 160,174 | Feb 06 |
| MRK | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | May 04 '24 | Option Exercise | 127.51 | 27,126 | 3,458,836 | 163,720 | May 06 |
| MRK | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Nov 08 '23 | Sale | 105.03 | 43,823 | 4,602,668 | 111,764 | Nov 09 |
| MRK | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | May 01 '23 | Option Exercise | 56.04 | 75,436 | 4,227,433 | 229,929 | May 02 |
| MRK | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | May 01 '23 | Sale | 116.03 | 75,436 | 8,752,749 | 154,493 | May 02 |
| MRK | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Apr 28 '23 | Sale | 115.00 | 66,163 | 7,608,844 | 154,493 | May 02 |
| MRK | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | Apr 28 '23 | Option Exercise | 62.07 | 66,163 | 4,106,737 | 220,656 | May 02 |