Gwendolyn Schreffler

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
31 Dec 24	Core Laboratories	Common Stock	Option exercise	Acquire M	No	No	0	9,604	0.00	33,564
31 Dec 24	Core Laboratories	Common Stock	Payment of exercise	Dispose F	No	No	17.31	5,989	103.67 k	27,575
31 Dec 24	Core Laboratories	Performance Shares Common Stock	Option exercise	Dispose M	No	No	0	9,604	0.00	0
15 Feb 24	Core Laboratories	Performance Shares Common Stock	Grant	Acquire A	No	No	0	38,002	0.00	38,002
31 Dec 23	Core Laboratories	Common Stock	Option exercise	Acquire M	No	No	0	14,674	0.00	29,735
31 Dec 23	Core Laboratories	Common Stock	Payment of exercise	Dispose F	No	No	17.66	5,643	99.66 k	24,092
31 Dec 23	Core Laboratories	Performance Shares Common Stock	Option exercise	Dispose M	No	No	0	14,674	0.00	0
31 Dec 23	Core Laboratories	Common Stock	Payment of exercise	Dispose F	No	No	17.66	5,775	101.99 k	23,960
31 Dec 22	Core Laboratories	Common Stock	Option exercise	Acquire M	No	No	0	12,000	0.00	19,783
31 Dec 22	Core Laboratories	Common Stock	Payment of exercise	Dispose F	No	No	20.27	4,722	95.71 k	15,061

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.