NATURAL GAS SERVICES GROUP

Ticker: NGS CUSIP: 63886Q109 Class: Common Stock

O'SHAUGHNESSY ASSET MANAGEMENT, LLC's Holding History (CIK: 0001423442)

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

Q1 2023
Shares 14,715 Value ($000) $152 Avg Close $10.89 Range $9.31 - $12.54
Q4 2022
Shares 26,267 Value ($000) $301 Avg Close $10.80 Range $9.88 - $12.25
Q3 2022
Shares 39,740 Value ($000) $399 Avg Close $10.16 Range $9.01 - $12.32
Q2 2022
Shares 35,758 Value ($000) $393 Avg Close $12.63 Range $10.83 - $14.84
Q1 2022
Shares 15,931 Value ($000) $190 Avg Close $11.42 Range $9.74 - $13.89
Q2 2014
Shares 72,026 Value ($000) $2,379 Avg Close $30.73 Range $28.13 - $34.48
Q1 2014
Shares 110,242 Value ($000) $3,315 Avg Close $29.49 Range $25.23 - $34.59
Q4 2013
Shares 138,992 Value ($000) $3,823 Avg Close $27.72 Range $24.44 - $30.62
Q3 2013
Shares 137,806 Value ($000) $3,688 Avg Close $25.86 Range $23.52 - $27.95
Q2 2013
Shares 51,121 Value ($000) $1,205 Avg Close $21.33 Range $18.17 - $23.75