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>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-02-13 Option Award |
2025-02-13 4:42 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
32,912 | $0 | 32,912 (Direct) |
View |
2024-12-31 Tax Withholding |
2025-01-03 4:57 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
5,989 | $17.31 | 33,564 (Direct) |
View |
2024-12-31 Exercise |
2025-01-03 4:57 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
9,604 | $0 | 33,564 (Direct) |
View |
2024-02-15 Option Award |
2024-02-15 4:09 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
38,002 | $0 | 38,002 (Direct) |
View |
2022-12-31 Tax Withholding(A) |
2024-01-08 2:47 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
4,722 | $20.27 | 19,783 (Direct) |
View |
2022-12-31 Exercise(A) |
2024-01-08 2:47 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
12,000 | $0 | 19,783 (Direct) |
View |
2023-12-31 Tax Withholding(A) |
2024-01-08 2:47 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
5,775 | $17.66 | 19,783 (Direct) |
View |
2023-12-31 Exercise |
2024-01-03 5:46 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
14,674 | $0 | 29,735 (Direct) |
View |
2023-12-31 Tax Withholding |
2024-01-03 5:46 pm |
N/A N/A |
Core Laboratories Inc. | CLB | Gresham Gwendolyn SVP |
5,643 | $17.66 | 29,735 (Direct) |
View |
2023-02-16 Option Award |
2023-02-21 3:18 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Gresham Gwendolyn SVP |
21,418 | $0 | 21,418 (Direct) |
View |
2022-12-31 Tax Withholding |
2023-01-04 5:02 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Gresham Gwendolyn SVP |
4,722 | $20.27 | 19,783 (Direct) |
View |
2022-12-31 Exercise |
2023-01-04 5:02 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Gresham Gwendolyn SVP |
12,000 | $0 | 19,783 (Direct) |
View |
2022-02-17 Option Award |
2022-02-17 5:09 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Schreffler Gwendolyn SVP |
17,588 | $0 | 17,588 (Direct) |
View |
2021-12-31 Exercise |
2022-01-04 5:53 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Schreffler Gwendolyn SVP |
4,700 | $0 | 9,633 (Direct) |
View |
2021-12-31 Tax Withholding |
2022-01-04 5:53 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Schreffler Gwendolyn SVP |
1,850 | $22.31 | 9,633 (Direct) |
View |
2021-06-18 Other |
2021-06-21 4:47 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Schreffler Gwendolyn SVP |
2,896 | $0 | 7,829 (Direct) |
View |
2021-02-19 Option Award |
2021-02-23 4:46 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Schreffler Gwendolyn SVP |
13,810 | $0 | 13,810 (Direct) |
View |
Ownership |
2021-02-09 4:46 pm |
N/A N/A |
CORE LABORATORIES N V | CLB | Schreffler Gwendolyn SVP |
0 | $0 | 7,829 (Direct) |
View |