Core Laboratories Inc
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Core Laboratories Inc is a providers of proprietary and patented reservoir description and production enhancement services and products to the oil and gas industry, through client relationships. The company operates its business in two segments; Reservoir Description, and Production Enhancement. It provides data and analytics to aid well operators in determining optimal methods for recovering, processing, and refining hydrocarbons from a well. It also manufactures the associated lab equipment for its services. The company generates majority of its revenue from Reservoir Description segment.
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CLB insider activity
Core Laboratories Inc
No multi-insider buying cluster in the last 90 days
Net selling: -$2.9M across loaded Form 4 rows.
Loaded official disclosures do not show all three sources aligned on this ticker.
| Filing date | Trade date | Insider | Title | Type | Price | Qty | Owned | Value | Receipt |
|---|---|---|---|---|---|---|---|---|---|
| 2026-05-04 | 2026-05-01 | Tattoli Mark Damian | Insider | sell | $14.07 | 97 | 27,514 | $1K | SEC Form 4 |
| 2026-01-05 | 2025-12-31 | Tattoli Mark Damian | Insider | sell | $16.03 | 14,310 | 27,361 | $229K | SEC Form 4 |
| 2026-01-05 | 2025-12-31 | Gresham Gwendolyn | Insider | sell | $16.03 | 19,301 | 33,226 | $309K | SEC Form 4 |
| 2026-01-05 | 2025-12-31 | Bruno Lawrence | Insider | sell | $16.03 | 112,681 | 257,438 | $1.8M | SEC Form 4 |
| 2026-01-05 | 2025-12-31 | Hill Christopher Scott | Insider | sell | $16.03 | 32,152 | 110,202 | $515K | SEC Form 4 |
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