SCHLUMBERGER LTD

Ticker: SLB CUSIP: 806857108 Class: COM STK

Security National Bank's Holding History (CIK: 0001719739)

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

Q3 2025

Shares 2,303 Value ($000) $79 Avg Close $34.34 Range $31.64 - $37.55

Q1 2024

Shares 850 Value ($000) $47 Avg Close $47.83 Range $44.60 - $52.95

Q4 2023

Shares 850 Value ($000) $44 Avg Close $51.21 Range $45.47 - $57.59

Q2 2017

Shares 31,748 Value ($000) $2,090 Avg Close $55.82 Range $50.94 - $62.85

Q1 2017

Shares 30,563 Value ($000) $2,387 Avg Close $63.35 Range $59.16 - $67.83

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	2,303	$79	$34.34	$31.64 - $37.55
Q1 2024	850	$47	$47.83	$44.60 - $52.95
Q4 2023	850	$44	$51.21	$45.47 - $57.59
Q2 2017	31,748	$2,090	$55.82	$50.94 - $62.85
Q1 2017	30,563	$2,387	$63.35	$59.16 - $67.83