Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2024-03-11 Purchase | 2024-03-11 3:27 pm | Harpoon Therapeutics Inc. | HARP | Merck & Co. Inc. MERCK SHARP & DOHME LLC 10% Owner | 21,397,205 | $23 | $492,135,715 | 1,000 (Indirect) | View |
| 2024-02-14 Sale | 2024-02-15 4:03 pm | Merck & Co. Inc. | MRK | Litchfield Caroline EVP & CFO | 38,291 | $125.5 | $4,805,521 | 50,908 (Direct) | View |
| 2024-02-13 Sale | 2024-02-15 4:01 pm | Merck & Co. Inc. | MRK | Davis Robert M Chairman, CEO & President | 235,021 | $125.69 | $29,538,998 | 709,888 (Direct) | View |
| 2024-02-13 Sale | 2024-02-14 4:03 pm | Merck & Co. Inc. | MRK | Romanelli Joseph President, Human Health Int?l | 1,000 | $124.89 | $124,888 | 19,569 (Direct) | View |
| 2024-02-09 Sale | 2024-02-12 4:03 pm | Merck & Co. Inc. | MRK | Li Dean Y Executive VP & President, MRL | 14,702 | $125.5 | $1,845,083 | 46,242 (Direct) | View |
| 2024-02-07 Sale | 2024-02-08 4:04 pm | Merck & Co. Inc. | MRK | Williams David Michael EVP,Chief Info&Digital Officer | 1,451 | $127.57 | $185,108 | 19,812 (Direct) | View |
| 2024-02-02 Sale | 2024-02-05 4:01 pm | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 18,959 | $127.17 | $2,411,111 | 44,616 (Direct) | View |
| 2024-02-02 Sale | 2024-02-02 4:07 pm | Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer | 50,694 | $126.65 | $6,420,349 | 45,707 (Direct) | View |
| 2024-02-02 Sale | 2024-02-02 4:05 pm | Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel | 49,499 | $126.97 | $6,284,779 | 67,893 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2024-05-04 Tax Withholding | 2024-05-06 4:10 pm | N/A N/A | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 302 | $127.51 | 6,478 (Direct) | View |
| 2024-05-03 Tax Withholding | 2024-05-06 4:10 pm | N/A N/A | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 845 | $128.26 | 6,478 (Direct) | View |
| 2024-05-03 Exercise | 2024-05-06 4:10 pm | 2024-05-03 2025-05-03 | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 2,658 | $0 | 6,478 (Direct) | View |
| 2024-05-04 Exercise | 2024-05-06 4:10 pm | N/A N/A | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 612 | $127.51 | 6,478 (Direct) | View |
| 2024-05-03 Exercise | 2024-05-06 4:10 pm | N/A N/A | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 2,046 | $128.26 | 6,478 (Direct) | View |
| 2024-05-04 Tax Withholding | 2024-05-06 4:08 pm | N/A N/A | Merck & Co. Inc. | MRK | DeLuca Richard R. EVP&Pres, Merck Animal Heallth | 13,360 | $127.51 | 151,596 (Direct) | View |
| 2024-05-04 Exercise | 2024-05-06 4:08 pm | 2024-05-04 2024-05-04 | Merck & Co. Inc. | MRK | DeLuca Richard R. EVP&Pres, Merck Animal Heallth | 27,126 | $0 | 151,596 (Direct) | View |
| 2024-05-04 Exercise | 2024-05-06 4:08 pm | N/A N/A | Merck & Co. Inc. | MRK | DeLuca Richard R. EVP&Pres, Merck Animal Heallth | 27,126 | $127.51 | 151,596 (Direct) | View |
| 2024-05-04 Tax Withholding | 2024-05-06 4:06 pm | N/A N/A | Merck & Co. Inc. | MRK | Klobuchar Michael A EVP - Chief Strategy Officer | 437 | $127.51 | 25,198 (Direct) | View |
| 2024-05-04 Exercise | 2024-05-06 4:06 pm | 2022-05-04 2024-05-04 | Merck & Co. Inc. | MRK | Klobuchar Michael A EVP - Chief Strategy Officer | 887 | $0 | 25,198 (Direct) | View |
| 2024-05-04 Exercise | 2024-05-06 4:06 pm | N/A N/A | Merck & Co. Inc. | MRK | Klobuchar Michael A EVP - Chief Strategy Officer | 887 | $127.51 | 25,198 (Direct) | View |
| 2024-05-04 Tax Withholding | 2024-05-06 4:01 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 450 | $127.51 | 23,821 (Direct) | View |
| 2024-05-04 Exercise | 2024-05-06 4:01 pm | 2022-05-04 2024-05-04 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 912 | $0 | 23,821 (Direct) | View |
| 2024-05-04 Exercise | 2024-05-06 4:01 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 912 | $127.51 | 23,821 (Direct) | View |
| 2024-05-02 Tax Withholding | 2024-05-02 4:29 pm | N/A N/A | Merck & Co. Inc. | MRK | Romanelli Joseph President, Human Health Int?l | 1,115 | $128.8 | 54,869 (Direct) | View |
| 2024-05-02 Exercise | 2024-05-02 4:29 pm | 2024-05-02 2026-05-02 | Merck & Co. Inc. | MRK | Romanelli Joseph President, Human Health Int?l | 2,262 | $0 | 54,869 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:29 pm | 2025-04-30 2027-04-30 | Merck & Co. Inc. | MRK | Romanelli Joseph President, Human Health Int?l | 29,629 | $0 | 54,869 (Direct) | View |
| 2024-05-02 Exercise | 2024-05-02 4:29 pm | N/A N/A | Merck & Co. Inc. | MRK | Romanelli Joseph President, Human Health Int?l | 2,262 | $128.8 | 54,869 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:25 pm | 2025-04-30 2027-04-30 | Merck & Co. Inc. | MRK | Larson Betty D EVP, Chief HR Officer | 123,699 | $0 | 123,699 (Direct) | View |
| 2024-05-02 Tax Withholding | 2024-05-02 4:23 pm | N/A N/A | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 131 | $128.8 | 12,105 (Direct) | View |
| 2024-05-02 Exercise | 2024-05-02 4:23 pm | 2024-05-02 2026-05-02 | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 381 | $0 | 12,105 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:23 pm | 2025-04-30 2027-04-30 | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 8,424 | $0 | 12,105 (Direct) | View |
| 2024-05-02 Exercise | 2024-05-02 4:23 pm | N/A N/A | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 381 | $128.8 | 12,105 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:22 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Guindo Chirfi Chief Marketing Officer | 29,297 | $0 | 50,104 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:20 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Downing Cristal N Chief Comm. & Public Afrs Ofcr | 15,234 | $0 | 15,234 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:19 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel | 35,156 | $0 | 64,390 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:17 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Li Dean Y Executive VP & President, MRL | 65,625 | $0 | 112,027 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:15 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 20,508 | $0 | 43,867 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:14 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Davis Robert M Chairman, CEO & President | 181,641 | $0 | 529,968 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:13 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Chattopadhyay Sanat Exe V-P & Pres. MMD | 38,672 | $0 | 195,864 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:11 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Williams David Michael EVP,Chief Info&Digital Officer | 16,406 | $0 | 36,282 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:09 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Klobuchar Michael A EVP - Chief Strategy Officer | 20,508 | $0 | 45,256 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:07 pm | 2025-04-30 2034-04-29 | Merck & Co. Inc. | MRK | Litchfield Caroline EVP & CFO | 49,805 | $0 | 100,713 (Direct) | View |
| 2024-04-30 Option Award | 2024-05-02 4:05 pm | 2027-04-30 2027-04-30 | Merck & Co. Inc. | MRK | DeLuca Richard R. EVP&Pres, Merck Animal Heallth | 60,716 | $0 | 198,546 (Direct) | View |
| 2024-03-28 Option Award | 2024-03-29 4:18 pm | N/A N/A | Merck & Co. Inc. | MRK | WENDELL PETER C Director | 227 | $131.95 | 125,753 (Direct) | View |
| 2024-03-28 Option Award | 2024-03-29 4:16 pm | N/A N/A | Merck & Co. Inc. | MRK | Seidman Christine E Director | 62 | $131.95 | 13,020 (Direct) | View |
| 2024-03-28 Option Award | 2024-03-29 4:14 pm | N/A N/A | Merck & Co. Inc. | MRK | GLOCER THOMAS H Director | 341 | $131.95 | 98,460 (Direct) | View |
| 2024-03-28 Option Award | 2024-03-29 4:12 pm | N/A N/A | Merck & Co. Inc. | MRK | Coe Mary Ellen Director | 227 | $131.95 | 21,060 (Direct) | View |
| 2024-02-14 Exercise | 2024-02-15 4:03 pm | 2016-05-01 2025-04-30 | Merck & Co. Inc. | MRK | Litchfield Caroline EVP & CFO | 38,291 | $0 | 50,908 (Direct) | View |
| 2024-02-14 Exercise | 2024-02-15 4:03 pm | N/A N/A | Merck & Co. Inc. | MRK | Litchfield Caroline EVP & CFO | 38,291 | $58.08 | 50,908 (Direct) | View |
| 2024-02-13 Exercise | 2024-02-15 4:01 pm | 2021-05-01 2030-04-30 | Merck & Co. Inc. | MRK | Davis Robert M Chairman, CEO & President | 235,021 | $0 | 709,888 (Direct) | View |
| 2024-02-13 Exercise | 2024-02-15 4:01 pm | N/A N/A | Merck & Co. Inc. | MRK | Davis Robert M Chairman, CEO & President | 193,512 | $73.73 | 709,888 (Direct) | View |
| 2024-02-13 Exercise | 2024-02-15 4:01 pm | N/A N/A | Merck & Co. Inc. | MRK | Davis Robert M Chairman, CEO & President | 41,509 | $75.36 | 709,888 (Direct) | View |
| 2024-02-09 Exercise | 2024-02-12 4:03 pm | 2018-05-05 2027-05-04 | Merck & Co. Inc. | MRK | Li Dean Y Executive VP & President, MRL | 14,702 | $0 | 46,242 (Direct) | View |
| 2024-02-09 Exercise | 2024-02-12 4:03 pm | N/A N/A | Merck & Co. Inc. | MRK | Li Dean Y Executive VP & President, MRL | 14,702 | $62.07 | 46,242 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-05 4:01 pm | 2021-05-01 2030-04-30 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 20,937 | $0 | 44,616 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-05 4:01 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 7,045 | $73.73 | 44,616 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-05 4:01 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 7,119 | $87.1 | 44,616 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-05 4:01 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 6,773 | $75.36 | 44,616 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-02 4:07 pm | 2019-10-30 2028-10-29 | Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer | 32,994 | $0 | 45,707 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-02 4:07 pm | N/A N/A | Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer | 32,170 | $73.73 | 45,707 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-02 4:07 pm | N/A N/A | Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer | 824 | $70.71 | 45,707 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-02 4:05 pm | 2023-05-03 2032-05-02 | Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel | 19,417 | $0 | 67,893 (Direct) | View |
| 2024-02-02 Exercise | 2024-02-02 4:05 pm | N/A N/A | Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel | 19,417 | $87.1 | 67,893 (Direct) | View |
| 2024-01-22 Option Award | 2024-01-24 4:17 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 3,133 | $119.43 | 21,349 (Direct) | View |
| 2024-01-22 Option Award | 2024-01-24 4:16 pm | N/A N/A | Merck & Co. Inc. | MRK | Smart Dalton SVP Fin. - Global Controller | 2,661 | $119.43 | 2,667 (Direct) | View |
| 2024-01-22 Option Award | 2024-01-24 4:14 pm | N/A N/A | Merck & Co. Inc. | MRK | Williams David Michael EVP,Chief Info&Digital Officer | 10,196 | $119.43 | 21,263 (Direct) | View |
| 2024-01-22 Option Award | 2024-01-24 4:13 pm | N/A N/A | Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer | 18,384 | $119.43 | 41,319 (Direct) | View |
| 2024-01-22 Option Award | 2024-01-24 4:11 pm | N/A N/A | Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel | 23,298 | $119.43 | 59,140 (Direct) | View |
| 2024-01-22 Option Award | 2024-01-24 4:10 pm | N/A N/A | Merck & Co. Inc. | MRK | Li Dean Y Executive VP & President, MRL | 25,760 | $119.43 | 46,242 (Direct) | View |
| 2024-01-22 Option Award | 2024-01-24 4:08 pm | N/A N/A | Merck & Co. Inc. | MRK | Davis Robert M Chairman, CEO & President | 76,510 | $119.43 | 348,327 (Direct) | View |
| 2024-01-22 Option Award | 2024-01-24 4:06 pm | N/A N/A | Merck & Co. Inc. | MRK | DeLuca Richard R. EVP&Pres, Merck Animal Heallth | 23,296 | $119.43 | 137,013 (Direct) | View |