Insider · CIK 0001842114

Gresham Gwendolyn

Reports to the SEC for 2 companies · HOUSTON, TX

sec.gov

Transactions

Companies

Filings

CIK

0001842114

Forms 4 and 5

Insider transactions

25 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-02-12	CLBCore Laboratories Inc. /DE/ · Performance SharesA Award	SVP	AAward	+33.5K sh	—	—	33,490
2025-12-31	CLBCore Laboratories Inc. /DE/ · Performance SharesM Exercise/Conversion	SVP	MExercise/Conversion	−25K sh	—	—	0
2025-12-31	CLBCore Laboratories Inc. /DE/M Exercise/Conversion	SVP	MExercise/Conversion	+25K sh	—	—	52,527
2025-12-31	CLBCore Laboratories Inc. /DE/F Tax Payment	SVP	FTax Payment	−19.3K sh	$16.03	−$309K	33,226
2025-02-13	CLBCore Laboratories Inc. /DE/ · Performance SharesA Award	SVP	AAward	+32.9K sh	—	—	32,912
2024-12-31	CLBCore Laboratories Inc. /DE/F Tax Payment	SVP	FTax Payment	−5,989 sh	$17.31	−$104K	27,575
2024-12-31	CLBCore Laboratories Inc. /DE/M Exercise/Conversion	SVP	MExercise/Conversion	+9,604 sh	—	—	33,564
2024-12-31	CLBCore Laboratories Inc. /DE/ · Performance SharesM Exercise/Conversion	SVP	MExercise/Conversion	−9,604 sh	—	—	0
2024-02-15	CLBCore Laboratories Inc. /DE/ · Performance SharesA Award	SVP	AAward	+38K sh	—	—	38,002
2023-12-31	CLBCore Laboratories Inc. /DE/ · Performance SharesM Exercise/Conversion	SVP	MExercise/Conversion	−14.7K sh	—	—	0
2023-12-31	CLBCore Laboratories Inc. /DE/M Exercise/Conversion	SVP	MExercise/Conversion	+14.7K sh	—	—	29,735
2023-12-31	CLBCore Laboratories Inc. /DE/F Tax Payment	SVP	FTax Payment	−5,643 sh	$17.66	−$99.7K	24,092
2023-12-31	CLBCore Laboratories Inc. /DE/F Tax Payment	SVP	FTax Payment	−5,775 sh	$17.66	−$102K	23,960
2023-02-16	CORE LABORATORIES N VPerformance SharesA Award	SVP	AAward	+21.4K sh	—	—	21,418
2022-12-31	CLBCore Laboratories Inc. /DE/F Tax Payment	SVP	FTax Payment	−4,722 sh	$20.27	−$95.7K	15,061
2022-12-31	CORE LABORATORIES N VPerformance SharesM Exercise/Conversion	SVP	MExercise/Conversion	−12K sh	—	—	0
2022-12-31	CORE LABORATORIES N VM Exercise/Conversion	SVP	MExercise/Conversion	−12K sh	—	—	19,783
2022-12-31	CORE LABORATORIES N VF Tax Payment	SVP	FTax Payment	+4,722 sh	$20.27	+$95.7K	15,061
2022-12-31	CLBCore Laboratories Inc. /DE/M Exercise/Conversion	SVP	MExercise/Conversion	+12K sh	—	—	19,783
2022-02-17	CORE LABORATORIES N VPerformance SharesA Award	SVP	AAward	+17.6K sh	—	—	17,588
2021-12-31	CORE LABORATORIES N VM Exercise/Conversion	SVP	MExercise/Conversion	+4,700 sh	—	—	9,633
2021-12-31	CORE LABORATORIES N VF Tax Payment	SVP	FTax Payment	−1,850 sh	$22.31	−$41.3K	7,783
2021-12-31	CORE LABORATORIES N VPerformance SharesM Exercise/Conversion	SVP	MExercise/Conversion	−4,700 sh	—	—	0
2021-06-18	CORE LABORATORIES N VJ Other	SVP	JOther	−2,896 sh	—	—	4,933
2021-02-19	CORE LABORATORIES N VPerformance SharesA Award	SVP	AAward	+13.8K sh	—	—	13,810

Recent filings

Accepted (ET)
Feb 174
Gresham Gwendolyn0001193125-26-053610
SEC(opens sec.gov)
Jan 54
Gresham Gwendolyn0001193125-26-002254
SEC(opens sec.gov)
Feb 134
Gresham Gwendolyn0000950170-25-019968
SEC(opens sec.gov)
Jan 34
Gresham Gwendolyn0000950170-25-001314
SEC(opens sec.gov)
Feb 154
Gresham Gwendolyn0000950170-24-015879
SEC(opens sec.gov)
Jan 84/A
Gresham Gwendolyn0000950170-24-002886
SEC(opens sec.gov)
Jan 34
Gresham Gwendolyn0000950170-24-001244
SEC(opens sec.gov)
Feb 214
Gresham Gwendolyn0001209191-23-011097
SEC(opens sec.gov)
Jan 44
Gresham Gwendolyn0001209191-23-001063
SEC(opens sec.gov)
Feb 174
Schreffler Gwendolyn0001209191-22-010869
SEC(opens sec.gov)

Companies

Address

6316 WINDFERN ROAD

HOUSTON, TX, 77040