NATURAL GAS SERVICES GROUP

Ticker: NGS CUSIP: 63886Q109 Class: Common Stock

HIGHBRIDGE CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000919185)

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

Q4 2016

Shares 8,258 Value ($000) $265 Avg Close $27.19 Range $20.43 - $34.13

Q2 2016

Shares 10,444 Value ($000) $239 Avg Close $22.14 Range $19.61 - $25.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	8,258	$265	$27.19	$20.43 - $34.13
Q2 2016	10,444	$239	$22.14	$19.61 - $25.27