SCHLUMBERGER LTD

Ticker: SLB CUSIP: 806857108 Class: COM STK

First Financial Bankshares Inc's Holding History (CIK: 0000036029)

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

Q4 2025

Shares 9,753 Value ($000) $374 Avg Close $36.06 Range $31.39 - $40.88

Q3 2025

Shares 12,363 Value ($000) $425 Avg Close $34.34 Range $31.64 - $37.55

Q2 2025

Shares 616,508 Value ($000) $20,838 Avg Close $33.94 Range $30.37 - $41.43

Q1 2025

Shares 552,606 Value ($000) $23,099 Avg Close $39.90 Range $36.86 - $43.29

Q4 2024

Shares 509,607 Value ($000) $19,538 Avg Close $40.51 Range $35.40 - $44.46

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,753	$374	$36.06	$31.39 - $40.88
Q3 2025	12,363	$425	$34.34	$31.64 - $37.55
Q2 2025	616,508	$20,838	$33.94	$30.37 - $41.43
Q1 2025	552,606	$23,099	$39.90	$36.86 - $43.29
Q4 2024	509,607	$19,538	$40.51	$35.40 - $44.46