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 |
2023-02-09 Sale |
2023-02-10 11:28 am |
Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer |
5,000 | $107 | $535,007 | 34,900 (Direct) |
View |
2023-02-06 Sale |
2023-02-08 10:27 am |
Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer |
4,436 | $104.25 | $462,473 | 39,900 (Direct) |
View |
2023-02-03 Sale |
2023-02-06 4:21 pm |
Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel |
75,436 | $103.17 | $7,782,762 | 53,920 (Direct) |
View |
2023-01-09 Sale |
2023-01-11 4:22 pm |
Merck & Co. Inc. | MRK | Chattopadhyay Sanat Exe V-P & Pres. MMD |
83,994 | $112.29 | $9,431,915 | 112,981 (Indirect Direct) |
View |
2022-11-08 Sale |
2022-11-10 5:01 pm |
Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer |
35,000 | $101.18 | $3,541,278 | 48,792 (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 |
2022-11-09 Sale |
2022-11-10 4:42 pm |
Merck & Co. Inc. | MRK | Davis Robert M CEO & President |
167,613 | $102.44 | $17,169,840 | 247,593 (Direct) |
View |
2022-11-07 Sale |
2022-11-08 4:56 pm |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
235,769 | $99.55 | $23,471,433 | 705,134 (Indirect 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 |
2022-11-03 Sale |
2022-11-07 4:06 pm |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
470,000 | $98.66 | $46,372,118 | 1,411,672 (Indirect Direct) |
View |
2022-11-01 Sale |
2022-11-03 4:06 pm |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
600,000 | $99.86 | $59,914,706 | 1,576,731 (Indirect Direct) |
View |
2022-10-28 Sale |
2022-11-01 5:07 pm |
Merck & Co. Inc. | MRK | Chattopadhyay Sanat Exe V-P & Pres. MMD |
100,292 | $100.1 | $10,039,380 | 112,981 (Indirect Direct) |
View |
2022-10-28 Sale |
2022-11-01 5:04 pm |
Merck & Co. Inc. | MRK | DeLuca Richard R. EVP&Pres, Merck Animal Heallth |
164,557 | $100.26 | $16,499,094 | 138,170 (Indirect Direct) |
View |
2022-10-28 Sale |
2022-11-01 4:38 pm |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
867,084 | $100.44 | $87,090,363 | 1,176,592 (Indirect Direct) |
View |
2022-10-28 Sale |
2022-11-01 4:36 pm |
Merck & Co. Inc. | MRK | Karachun Rita A Sr. VP Fince-Global Controller |
31,997 | $100.34 | $3,210,685 | 56,978 (Direct) |
View |
2022-10-28 Sale |
2022-11-01 4:33 pm |
Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer |
25,000 | $99.63 | $2,490,720 | 67,968 (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 |
2022-10-28 Sale |
2022-11-01 4:28 pm |
Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel |
165,255 | $99.38 | $16,422,893 | 120,778 (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 |
2023-02-10 Exercise |
2023-02-13 4:17 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Williams David Michael EVP,Chief Info&Digital Officer |
1,205 | $106.72 | 12,092 (Direct) |
View |
2023-02-10 Exercise |
2023-02-13 4:17 pm |
2021-02-10 2023-02-10 |
Merck & Co. Inc. | MRK | Williams David Michael EVP,Chief Info&Digital Officer |
1,205 | $0 | 12,092 (Direct) |
View |
2023-02-10 Tax Withholding |
2023-02-13 4:17 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Williams David Michael EVP,Chief Info&Digital Officer |
413 | $106.72 | 12,092 (Direct) |
View |
2023-02-03 Exercise |
2023-02-06 4:21 pm |
2019-05-04 2028-05-03 |
Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel |
75,436 | $0 | 53,920 (Direct) |
View |
2023-02-03 Exercise |
2023-02-06 4:21 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel |
75,436 | $56.04 | 53,920 (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 |
2023-01-23 Option Award |
2023-01-25 5:33 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Williams David Michael EVP,Chief Info&Digital Officer |
1,745 | $109.88 | 11,008 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 5:26 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Karachun Rita A Sr. VP Fince-Global Controller |
2,846 | $109.88 | 43,949 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 5:14 pm |
N/A N/A |
Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer |
12,192 | $109.88 | 44,336 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 5:03 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel |
15,631 | $109.88 | 53,920 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 4:59 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Li Dean Y Executive VP & President, MRL |
3,275 | $109.88 | 19,933 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 4:56 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Davis Robert M CEO & President |
24,224 | $109.88 | 271,817 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 4:52 pm |
N/A N/A |
Merck & Co. Inc. | MRK | DeLuca Richard R. EVP&Pres, Merck Animal Heallth |
15,628 | $109.88 | 154,698 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 4:48 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Litchfield Caroline EVP & CFO |
2,656 | $109.88 | 30,187 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 4:41 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Klobuchar Michael A EVP - Chief Strategy Officer |
2,651 | $109.88 | 19,518 (Direct) |
View |
2023-01-23 Option Award |
2023-01-25 4:35 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Chattopadhyay Sanat Exe V-P & Pres. MMD |
17,495 | $109.88 | 130,476 (Direct) |
View |
2023-01-09 Exercise |
2023-01-11 4:22 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Chattopadhyay Sanat Exe V-P & Pres. MMD |
83,994 | $53.06 | 112,981 (Direct) |
View |
2023-01-09 Exercise |
2023-01-11 4:22 pm |
2017-05-10 2026-05-09 |
Merck & Co. Inc. | MRK | Chattopadhyay Sanat Exe V-P & Pres. MMD |
83,994 | $0 | 112,981 (Direct) |
View |
2022-12-30 Option Award |
2023-01-03 4:42 pm |
N/A N/A |
Merck & Co. Inc. | MRK | WENDELL PETER C Director |
270 | $110.95 | 118,421 (Direct) |
View |
2022-12-30 Option Award |
2023-01-03 4:35 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Seidman Christine E Director |
73 | $110.95 | 10,293 (Direct) |
View |
2022-12-30 Option Award |
2023-01-03 4:30 pm |
N/A N/A |
Merck & Co. Inc. | MRK | GLOCER THOMAS H Director |
406 | $110.95 | 91,520 (Direct) |
View |
2022-12-30 Option Award |
2023-01-03 4:21 pm |
N/A N/A |
Merck & Co. Inc. | MRK | Coe Mary Ellen Director |
293 | $110.95 | 17,094 (Direct) |
View |
2022-11-08 Exercise |
2022-11-10 5:01 pm |
2019-10-30 2028-10-29 |
Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer |
35,000 | $0 | 48,792 (Direct) |
View |
2022-11-09 Exercise |
2022-11-10 4:42 pm |
2018-05-05 2027-05-04 |
Merck & Co. Inc. | MRK | Davis Robert M CEO & President |
167,613 | $0 | 247,593 (Direct) |
View |
2022-11-07 Exercise |
2022-11-08 4:56 pm |
2017-05-10 2026-05-09 |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
235,769 | $0 | 705,134 (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 |
2022-11-03 Exercise |
2022-11-07 4:06 pm |
2017-05-10 2026-05-09 |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
470,000 | $0 | 1,411,672 (Direct) |
View |
2022-11-01 Gift |
2022-11-03 4:06 pm |
N/A N/A |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
5,630 | $0 | 1,576,731 (Direct) |
View |
2022-11-01 Exercise |
2022-11-03 4:06 pm |
2016-05-01 2025-04-30 |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
600,000 | $0 | 1,576,731 (Direct) |
View |
2022-10-28 Exercise |
2022-11-01 5:07 pm |
2014-05-06 2023-05-05 |
Merck & Co. Inc. | MRK | Chattopadhyay Sanat Exe V-P & Pres. MMD |
100,292 | $0 | 112,981 (Direct) |
View |
2022-10-28 Exercise |
2022-11-01 5:04 pm |
2016-05-01 2025-04-30 |
Merck & Co. Inc. | MRK | DeLuca Richard R. EVP&Pres, Merck Animal Heallth |
164,557 | $0 | 138,170 (Direct) |
View |
2022-10-28 Exercise |
2022-11-01 4:38 pm |
2015-05-09 2024-05-08 |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
867,084 | $0 | 1,176,592 (Direct) |
View |
2022-10-28 Exercise |
2022-11-01 4:36 pm |
2017-05-10 2026-05-09 |
Merck & Co. Inc. | MRK | Karachun Rita A Sr. VP Fince-Global Controller |
31,997 | $0 | 56,978 (Direct) |
View |
2022-10-28 Exercise |
2022-11-01 4:33 pm |
2019-10-30 2028-10-29 |
Merck & Co. Inc. | MRK | MIZELL STEVEN EVP, Chief HR Officer |
17,000 | $0 | 67,968 (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 |
2022-10-30 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 |
N/A N/A |
Merck & Co. Inc. | MRK | Oosthuizen Johannes Jacobus President, U.S. Market |
913 | $100.77 | 12,259 (Direct) |
View |
2022-10-28 Exercise |
2022-11-01 4:28 pm |
2020-05-03 2029-05-02 |
Merck & Co. Inc. | MRK | Zachary Jennifer EVP, General Counsel |
148,647 | $0 | 120,778 (Direct) |
View |
2022-09-30 Option Award |
2022-10-04 11:52 am |
N/A N/A |
Merck & Co. Inc. | MRK | WENDELL PETER C Director |
348 | $86.12 | 117,238 (Direct) |
View |
2022-09-30 Option Award |
2022-10-04 11:50 am |
N/A N/A |
Merck & Co. Inc. | MRK | Seidman Christine E Director |
94 | $86.12 | 10,139 (Direct) |
View |
2022-09-30 Option Award |
2022-10-04 11:49 am |
N/A N/A |
Merck & Co. Inc. | MRK | GLOCER THOMAS H Director |
523 | $86.12 | 90,451 (Direct) |
View |
2022-09-30 Option Award |
2022-10-04 11:47 am |
N/A N/A |
Merck & Co. Inc. | MRK | Coe Mary Ellen Director |
377 | $86.12 | 16,673 (Direct) |
View |
2022-08-03 Option Award |
2022-08-19 3:19 pm |
2023-08-03 2023-08-03 |
Merck & Co. Inc. | MRK | FRAZIER KENNETH C Executive Chair |
28,532 | $0 | 739,259 (Direct) |
View |
2022-08-03 Option Award |
2022-08-04 4:04 pm |
2023-08-03 2025-08-03 |
Merck & Co. Inc. | MRK | Guindo Chirfi Chief Marketing Officer |
110,705 | $0 | 110,759 (Direct) |
View |