NATURAL GAS SERVICES GROUP

Ticker: NGS CUSIP: 63886Q109 Class: Common Stock

MEEDER ASSET MANAGEMENT INC's Holding History (CIK: 0000809443)

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

Q2 2019

Shares 155 Value ($000) $3 Avg Close $16.22 Range $14.71 - $18.54

Q1 2019

Shares 155 Value ($000) $3 Avg Close $17.65 Range $15.90 - $19.02

Q4 2018

Shares 155 Value ($000) $3 Avg Close $18.94 Range $15.26 - $20.99

Q1 2018

Shares 1,948 Value ($000) $46 Avg Close $26.44 Range $22.81 - $29.04

Q4 2017

Shares 882 Value ($000) $22 Avg Close $26.38 Range $23.89 - $29.04

Q3 2017

Shares 1,186 Value ($000) $34 Avg Close $24.49 Range $22.26 - $29.24

Q2 2017

Shares 268 Value ($000) $7 Avg Close $26.24 Range $22.26 - $28.69

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	155	$3	$16.22	$14.71 - $18.54
Q1 2019	155	$3	$17.65	$15.90 - $19.02
Q4 2018	155	$3	$18.94	$15.26 - $20.99
Q1 2018	1,948	$46	$26.44	$22.81 - $29.04
Q4 2017	882	$22	$26.38	$23.89 - $29.04
Q3 2017	1,186	$34	$24.49	$22.26 - $29.24
Q2 2017	268	$7	$26.24	$22.26 - $28.69