GRESHAM GWENDOLYN

PrivateCIK: 1842114
Location

HOUSTON, TX

GRESHAM GWENDOLYN (SVP) exercised options at CORE LABORATORIES INC. /DE/

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderGRESHAM GWENDOLYNCIK 1842114
Officer· SVP
Since Feb 2026
-19.30K
Net shares
Net seller
$309.4K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
24.95K acquired · 44.25K disposed
Non-Derivative Transactions2

Common Stock

Direct
F · Tax Withholding

Shares

19.30K

Price / share

$16.03

Trade value

$309.40K

% of position

36.7%
12/31/2025
52.53K33.23K

Common Stock

Direct
M · Option Exercise

Shares

+24.95K

Price / share

Trade value

% of position

90.5%
12/31/2025
27.57K52.53K
Total

Net shares

+5.65K

Net value

-$309.40K

Derivative Transactions1

Performance Shares

Direct
M · Option Exercise
Converts to

Common Stock

24.95K shares

Shares

24.95K

Strike price

0

Held after

0.00

Exercisable

12/31/2025
GRESHAM GWENDOLYN — Insider Transaction (Form 4) Filed Jan 5, 2026 | Finecho