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 |
| 2024-02-02 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 |
| 2023-11-09 Sale | 2023-11-13 07:36 am | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 2,081 | $102.38 | $213,061 | 18,191 (Direct) | View |
| 2022-11-09 Sale | 2022-11-10 4:44 pm | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 1,795 | $103.21 | $185,262 | 16,731 (Direct) | View |
| 2022-11-07 Sale | 2022-11-07 4:09 pm | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 45,561 | $99.47 | $4,531,980 | 39,393 (Direct) | View |
| 2022-10-28 Sale | 2022-11-01 4:30 pm | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 3,633 | $100.21 | $364,065 | 12,259 (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 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 |
| 2024-05-04 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 |
| 2024-04-30 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 |
| 2024-02-02 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 | 6,773 | $75.36 | 44,616 (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 | 7,119 | $87.1 | 44,616 (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 |
| 2023-10-30 Tax Withholding | 2023-10-31 11:08 am | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 451 | $102.82 | 20,272 (Direct) | View |
| 2023-10-30 Exercise | 2023-10-31 11:08 am | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 915 | $102.82 | 20,272 (Direct) | View |
| 2023-10-30 Exercise | 2023-10-31 11:08 am | 2021-10-30 2023-10-30 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 915 | $0 | 20,272 (Direct) | View |
| 2023-05-04 Tax Withholding | 2023-05-05 5:09 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 447 | $118.22 | 20,672 (Direct) | View |
| 2023-05-04 Exercise | 2023-05-05 5:09 pm | 2022-05-04 2024-05-04 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 907 | $0 | 20,672 (Direct) | View |
| 2023-05-04 Exercise | 2023-05-05 5:09 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 907 | $118.22 | 20,672 (Direct) | View |
| 2023-05-02 Option Award | 2023-05-04 6:01 pm | 2024-05-02 2033-05-01 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 20,747 | $0 | 40,047 (Direct) | View |
| 2023-05-01 Tax Withholding | 2023-05-03 3:54 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 427 | $115.47 | 19,300 (Direct) | View |
| 2023-05-01 Exercise | 2023-05-03 3:54 pm | 2021-05-01 2023-05-01 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 866 | $0 | 19,300 (Direct) | View |
| 2023-05-01 Exercise | 2023-05-03 3:54 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 866 | $115.47 | 19,300 (Direct) | View |
| 2023-01-23 Option Award | 2023-01-25 5:38 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 2,091 | $109.88 | 18,822 (Direct) | View |
| 2022-11-07 Exercise | 2022-11-07 4:09 pm | 2018-05-05 2027-05-04 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 52,743 | $0 | 39,393 (Direct) | View |
| 2022-10-30 Exercise | 2022-11-01 4:30 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 913 | $100.77 | 12,259 (Direct) | View |
| 2022-10-30 Tax Withholding | 2022-11-01 4:30 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 450 | $100.77 | 12,259 (Direct) | View |
| 2022-10-30 Exercise | 2022-11-01 4:30 pm | 2021-10-30 2023-10-30 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market | 913 | $0 | 12,259 (Direct) | View |
| 2022-05-04 Tax Withholding | 2022-05-05 5:27 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 447 | $87.1 | 37,692 (Direct) | View |
| 2022-05-03 Option Award | 2022-05-05 5:27 pm | 2023-05-03 2032-05-02 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 21,359 | $0 | 37,692 (Direct) | View |
| 2022-05-04 Exercise | 2022-05-05 5:27 pm | 2022-05-04 2024-05-04 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 907 | $0 | 37,692 (Direct) | View |
| 2022-05-04 Exercise | 2022-05-05 5:27 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 907 | $87.1 | 37,692 (Direct) | View |
| 2022-05-03 Exercise | 2022-05-04 5:30 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 773 | $87.65 | 14,054 (Direct) | View |
| 2022-05-03 Tax Withholding | 2022-05-04 5:30 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 381 | $87.65 | 14,054 (Direct) | View |
| 2022-05-03 Exercise | 2022-05-04 5:30 pm | 2020-05-03 2022-05-03 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 773 | $0 | 14,054 (Direct) | View |
| 2022-05-01 Tax Withholding | 2022-05-03 4:16 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 427 | $88.69 | 14,528 (Direct) | View |
| 2022-05-01 Exercise | 2022-05-03 4:16 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 866 | $88.69 | 14,528 (Direct) | View |
| 2022-05-01 Exercise | 2022-05-03 4:16 pm | 2021-05-01 2023-05-01 | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 866 | $0 | 14,528 (Direct) | View |
Ownership | 2022-03-10 7:17 pm | N/A N/A | Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus SVP, U.S. Market | 0 | $0 | 106,894 (Direct) | View |