CORE LABORATORIES INC

Ticker: CLB CUSIP: 21867A105 Class: Common Stock

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 11,882 Value ($000) $190 Avg Close $14.87 Range $10.28 - $17.44

Q3 2025

Shares 13,072 Value ($000) $162 Avg Close $11.71 Range $9.71 - $13.76

Q2 2025

Shares 12,684 Value ($000) $146 Avg Close $11.83 Range $10.11 - $15.14

Q4 2024

Shares 13,591 Value ($000) $235 Avg Close $19.22 Range $16.47 - $21.75

Q3 2024

Shares 13,841 Value ($000) $256 Avg Close $20.00 Range $16.32 - $25.02

Q2 2024

Shares 13,907 Value ($000) $282 Avg Close $17.61 Range $15.54 - $20.31

Q1 2024

Shares 12,000 Value ($000) $205 Avg Close $15.64 Range $13.75 - $18.08

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	11,882	$190	$14.87	$10.28 - $17.44
Q3 2025	13,072	$162	$11.71	$9.71 - $13.76
Q2 2025	12,684	$146	$11.83	$10.11 - $15.14
Q4 2024	13,591	$235	$19.22	$16.47 - $21.75
Q3 2024	13,841	$256	$20.00	$16.32 - $25.02
Q2 2024	13,907	$282	$17.61	$15.54 - $20.31
Q1 2024	12,000	$205	$15.64	$13.75 - $18.08