Gwendolyn Gresham

Insider Reports History

Location
Houston, TX
Signature
/s/ Mark Tattoli, Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Gwendolyn Gresham:

Company Role Class Num Shares Value Price $ Report Date Ownership
Core Laboratories Inc. /DE/ SVP Common Stock 52,527 $893,484 $17.01 31 Dec 2025 Direct
CORE LABORATORIES N V SVP Performance Shares 21,418 16 Feb 2023 Direct
Core Laboratories Inc. /DE/ SVP Performance Shares 0 31 Dec 2025 Direct

Insider Reports Filed by Gwendolyn Gresham

Symbol Company Period Transactions Value $ Form Type Role Filing Time
CLB Core Laboratories Inc. /DE/ 31 Dec 2025 3 -$309,395 4 SVP 05 Jan 2026, 15:18
CLB Core Laboratories Inc. /DE/ 13 Feb 2025 1 $0 4 SVP 13 Feb 2025, 16:42
CLB Core Laboratories Inc. /DE/ 31 Dec 2024 3 -$103,670 4 SVP 03 Jan 2025, 16:57
CLB Core Laboratories Inc. /DE/ 15 Feb 2024 1 $0 4 SVP 15 Feb 2024, 16:09
CLB Core Laboratories Inc. /DE/ 31 Dec 2023 3 -$197,701 4/A SVP 08 Jan 2024, 14:47
CLB Core Laboratories Inc. /DE/ 31 Dec 2023 3 -$99,655 4 SVP 03 Jan 2024, 17:46
/report/000120919123011097-gresham-gwendolyn-2023-02-16 CORE LABORATORIES N V 16 Feb 2023 1 $0 4 SVP 21 Feb 2023, 14:18
/report/000120919123001063-gresham-gwendolyn-2022-12-31 CORE LABORATORIES N V 31 Dec 2022 3 +$95,715 4 SVP 04 Jan 2023, 16:02
/report/000120919122010869-schreffler-gwendolyn-2022-02-17 CORE LABORATORIES N V 17 Feb 2022 1 $0 4 SVP 17 Feb 2022, 16:09
/report/000120919122001062-schreffler-gwendolyn-2021-12-31 CORE LABORATORIES N V 31 Dec 2021 3 -$41,274 4 SVP 04 Jan 2022, 16:53
/report/000120919121042073-schreffler-gwendolyn-2021-06-18 CORE LABORATORIES N V 18 Jun 2021 1 $0 4 SVP 21 Jun 2021, 16:47