NATURAL GAS SERVICES GROUP

Ticker: NGS CUSIP: 63886Q109 Class: Common Stock

UMB Bank, n.a.'s Holding History (CIK: 0000933429)

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

Q4 2025

Shares 500 Value ($000) $17 Avg Close $29.70 Range $25.36 - $34.47

Q3 2025

Shares 500 Value ($000) $14 Avg Close $25.41 Range $22.48 - $28.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	500	$17	$29.70	$25.36 - $34.47
Q3 2025	500	$14	$25.41	$22.48 - $28.73