NATURAL GAS SERVICES GROUP

Ticker: NGS CUSIP: 63886Q109 Class: Common Stock

HOWE & RUSLING INC's Holding History (CIK: 0000769963)

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

Q4 2017
Shares 200 Value ($000) $5 Avg Close $26.38 Range $23.89 - $29.04
Q3 2017
Shares 200 Value ($000) $6 Avg Close $24.49 Range $22.26 - $29.24
Q2 2017
Shares 200 Value ($000) $5 Avg Close $26.24 Range $22.26 - $28.69
Q1 2017
Shares 200 Value ($000) $5 Avg Close $27.74 Range $23.30 - $33.05
Q4 2016
Shares 200 Value ($000) $6 Avg Close $27.19 Range $20.43 - $34.13
Q3 2016
Shares 200 Value ($000) $5 Avg Close $24.06 Range $21.50 - $26.46
Q2 2016
Shares 200 Value ($000) $5 Avg Close $22.14 Range $19.61 - $25.27
Q1 2016
Shares 200 Value ($000) $4 Avg Close $18.82 Range $15.79 - $22.57
Q4 2015
Shares 200 Value ($000) $4 Avg Close $21.48 Range $18.28 - $24.21
Q3 2015
Shares 200 Value ($000) $4 Avg Close $20.31 Range $18.37 - $22.64
Q2 2015
Shares 200 Value ($000) $5 Avg Close $23.06 Range $19.10 - $25.82
Q1 2015
Shares 200 Value ($000) $4 Avg Close $19.65 Range $17.69 - $23.12
Q4 2014
Shares 200 Value ($000) $5 Avg Close $23.39 Range $20.44 - $26.73
Q3 2014
Shares 200 Value ($000) $5 Avg Close $28.91 Range $23.00 - $33.65
Q2 2014
Shares 200 Value ($000) $7 Avg Close $30.73 Range $28.13 - $34.48
Q1 2014
Shares 200 Value ($000) $6 Avg Close $29.49 Range $25.23 - $34.59
Q4 2013
Shares 200 Value ($000) $6 Avg Close $27.72 Range $24.44 - $30.62
Q3 2013
Shares 200 Value ($000) $5 Avg Close $25.86 Range $23.52 - $27.95
Q2 2013
Shares 200 Value ($000) $5 Avg Close $21.33 Range $18.17 - $23.75