NATURAL GAS SERVICES GROUP

Ticker: NGS CUSIP: 63886Q109 Class: Common Stock

US BANCORP \DE\'s Holding History (CIK: 0000036104)

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

Q4 2025

Shares 17 Value ($000) $1 Avg Close $29.70 Range $25.36 - $34.47

Q3 2025

Shares 13 Value ($000) $0 Avg Close $25.41 Range $22.48 - $28.73

Q2 2014

Shares 73 Value ($000) $2 Avg Close $30.73 Range $28.13 - $34.48

Q4 2013

Shares 76 Value ($000) $2 Avg Close $27.72 Range $24.44 - $30.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17	$1	$29.70	$25.36 - $34.47
Q3 2025	13	$0	$25.41	$22.48 - $28.73
Q2 2014	73	$2	$30.73	$28.13 - $34.48
Q4 2013	76	$2	$27.72	$24.44 - $30.62