List of insiders holdings for Core Laboratories Inc. /DE/:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- 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>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Bruno Lawrence Chairman and CEO | 2026-02-17 11:02:34 | 204,340 0 | 204,340 | Form 4 |
| 2 | Hill Christopher Scott SVP & CFO | 2026-02-17 11:04:01 | 70,008 59 | 70,067 | Form 4 |
| 3 | Carnes Martha Z. Director | 2026-04-07 19:41:50 | 62,292 0 | 62,292 | Form 4 |
| 4 | Klingensmith Harvey Robert Director | 2026-04-07 19:46:33 | 57,926 0 | 57,926 | Form 4 |
| 5 | Temeng Kwaku Director | 2026-04-07 19:45:05 | 41,492 0 | 41,492 | Form 4 |
| 6 | Murray Katherine Director | 2026-04-08 12:22:35 | 37,185 0 | 37,185 | Form 4 |
| 7 | Gresham Gwendolyn SVP | 2026-02-17 11:06:09 | 33,490 0 | 33,490 | Form 4 |
| 8 | ANASTASIO CURT Director | 2026-04-07 19:47:52 | 31,700 0 | 31,700 | Form 4 |
| 9 | Tattoli Mark Damian SVP, Gen Counsel & Secretary | 2026-05-04 16:37:33 | 28,811 1,715 | 30,525 | Form 4 |
| 10 | Straughen Michael Director | 2025-04-02 14:33:12 | 29,186 0 | 29,186 | Form 4 |
| 11 | MARTINOVICH ROBERT F Director | 2026-04-07 19:43:37 | 15,964 0 | 15,964 | Form 4 |
| 12 | Daniels Kevin CAO & Treasurer | 2024-02-15 16:11:18 | 8,882 0 | 8,882 | Form 4 |
| 13 | Teo Sow Hang CAO & Treasurer | 2026-02-17 11:00:39 | 7,526 0 | 7,526 | Form 4 |