Sow Hang Teo - Oct 1, 2025 Form 4 Insider Report for Core Laboratories Inc. /DE/ (CLB)

Role
CAO & Treasurer
Signature
/s/ Mark Tattoli, Attorney-in-Fact
Stock symbol
CLB
Transactions as of
Oct 1, 2025
Transactions value $
-$1,245
Form type
4
Date filed
10/2/2025, 05:15 PM
Previous filing
Aug 5, 2025
Next filing
Dec 2, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Teo Sow Hang CAO & Treasurer 6316 WINDFERN ROAD, HOUSTON /s/ Mark Tattoli, Attorney-in-Fact 2025-10-02 0002017091

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CLB Common Stock Tax liability -$1.25K -99 -1.24% $12.58 7.9K Oct 1, 2025 Direct
transaction CLB Common Stock Options Exercise $0 +250 +3.23% $0.00 8K Oct 1, 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CLB Restricted Shares Options Exercise $0 -250 -3.2% $0.00 7.55K Oct 1, 2025 Common Stock 250 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The Restricted Shares vest annually over six years on the anniversary of the grant date in the amount specified in the award agreement, provided the reporting person remains in continuous service on each such vesting date.
F2 Multiple restricted share grants are included in this total.