Tattoli Mark Damian
SEC insider (Form 3/4/5 filer). CIK 0001872069. SVP, Gen Counsel & Secretary at Core Laboratories Inc. /DE/ (CLB). 22 reported Form 4/5 transactions since Sep 2024; latest on Oct 1, 2026. Located in HOUSTON, TX.
Companies Tattoli Mark Damian has filed insider reports for
- Core Laboratories Inc. /DE/ (CLB): Officer, SVP, Gen Counsel & Secretary
Tattoli Mark Damian
CIK: 0001872069
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Core Laboratories Inc. /DE/
Discretionary Trading P&L
Holdings
Transaction History (22 total)
- Oct 1, 2026CLB
Core Laboratories Inc. /DE/
Tax PaymentDirect276 shares at avg. $9.76$3K - Oct 1, 2026CLB
Core Laboratories Inc. /DE/
ExerciseDirect700 shares- - Aug 1, 2026CLB
Core Laboratories Inc. /DE/
ExerciseDirect250 shares- - Aug 1, 2026CLB
Core Laboratories Inc. /DE/
Tax PaymentDirect99 shares at avg. $10.64$1K - May 1, 2026CLB
Core Laboratories Inc. /DE/
Tax PaymentDirect97 shares at avg. $14.07$1K - May 1, 2026CLB
Core Laboratories Inc. /DE/
ExerciseDirect250 shares- - Feb 12, 2026CLB
Core Laboratories Inc. /DE/
AwardDirectPerformance Shares
33.5K shares- - Dec 31, 2025CLB
Core Laboratories Inc. /DE/
Tax PaymentDirect14.3K shares at avg. $16.03$229K - Dec 31, 2025CLB
Core Laboratories Inc. /DE/
ExerciseDirect25K shares- - Oct 1, 2025CLB
Core Laboratories Inc. /DE/
ExerciseDirect700 shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 1, 2026 | CLB Core Laboratories Inc. /DE/ | Tax Payment | 276 | $9.76 | $2,694 | Direct |
| Oct 1, 2026 | CLB Core Laboratories Inc. /DE/ | Exercise | 700 | - | $0 | Direct |
| Aug 1, 2026 | CLB Core Laboratories Inc. /DE/ | Exercise | 250 | - | $0 | Direct |
| Aug 1, 2026 | CLB Core Laboratories Inc. /DE/ | Tax Payment | 99 | $10.64 | $1,053 | Direct |
| May 1, 2026 | CLB Core Laboratories Inc. /DE/ | Tax Payment | 97 | $14.07 | $1,365 | Direct |
| May 1, 2026 | CLB Core Laboratories Inc. /DE/ | Exercise | 250 | - | $0 | Direct |
| Feb 12, 2026 | CLB Core Laboratories Inc. /DE/ | Award Performance Shares | 33,490 | - | - | Direct |
| Dec 31, 2025 | CLB Core Laboratories Inc. /DE/ | Tax Payment | 14,310 | $16.03 | $229,389 | Direct |
| Dec 31, 2025 | CLB Core Laboratories Inc. /DE/ | Exercise | 24,952 | - | $0 | Direct |
| Oct 1, 2025 | CLB Core Laboratories Inc. /DE/ | Exercise | 700 | - | - | Direct |
1-10 of 22 transactions