NATURAL GAS SERVICES GROUP

Ticker: NGS CUSIP: 63886Q109 Class: Common Stock

BW Gestao de Investimentos Ltda.'s Holding History (CIK: 0001568280)

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

Q4 2019

Shares 8,344 Value ($000) $102 Avg Close $11.66 Range $10.44 - $12.91

Q3 2019

Shares 8,344 Value ($000) $107 Avg Close $13.56 Range $10.11 - $16.51

Q2 2019

Shares 5,404 Value ($000) $89 Avg Close $16.22 Range $14.71 - $18.54

Q1 2019

Shares 5,404 Value ($000) $94 Avg Close $17.65 Range $15.90 - $19.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	8,344	$102	$11.66	$10.44 - $12.91
Q3 2019	8,344	$107	$13.56	$10.11 - $16.51
Q2 2019	5,404	$89	$16.22	$14.71 - $18.54
Q1 2019	5,404	$94	$17.65	$15.90 - $19.02