NATURAL GAS SERVICES GROUP

Ticker: NGS CUSIP: 63886Q109 Class: Common Stock

Boston Partners's Holding History (CIK: 0001386060)

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

Q4 2025
Shares 12,735 Value ($000) $429 Avg Close $29.70 Range $25.36 - $34.47
Q3 2025
Shares 16,105 Value ($000) $451 Avg Close $25.41 Range $22.48 - $28.73
Q2 2025
Shares 18,516 Value ($000) $478 Avg Close $22.21 Range $16.55 - $27.54
Q1 2025
Shares 18,488 Value ($000) $406 Avg Close $25.04 Range $20.01 - $29.42
Q4 2024
Shares 18,350 Value ($000) $492 Avg Close $23.22 Range $18.21 - $28.20
Q3 2024
Shares 38,954 Value ($000) $744 Avg Close $19.78 Range $16.52 - $22.59
Q2 2024
Shares 42,748 Value ($000) $860 Avg Close $21.72 Range $17.81 - $24.97
Q1 2024
Shares 26,335 Value ($000) $512 Avg Close $15.93 Range $13.55 - $19.94
Q4 2023
Shares 28,622 Value ($000) $460 Avg Close $14.30 Range $12.61 - $16.27
Q3 2023
Shares 65,915 Value ($000) $960 Avg Close $10.78 Range $9.52 - $15.23
Q2 2023
Shares 58,112 Value ($000) $575 Avg Close $10.23 Range $9.45 - $11.09
Q1 2023
Shares 55,049 Value ($000) $568 Avg Close $10.89 Range $9.31 - $12.54
Q4 2022
Shares 58,133 Value ($000) $666 Avg Close $10.80 Range $9.88 - $12.25
Q3 2022
Shares 43,308 Value ($000) $435 Avg Close $10.16 Range $9.01 - $12.32
Q2 2022
Shares 42,832 Value ($000) $471 Avg Close $12.63 Range $10.83 - $14.84
Q1 2022
Shares 54,900 Value ($000) $654 Avg Close $11.42 Range $9.74 - $13.89
Q4 2021
Shares 48,238 Value ($000) $505 Avg Close $11.19 Range $9.41 - $12.83
Q3 2021
Shares 48,238 Value ($000) $501 Avg Close $9.70 Range $8.82 - $10.76
Q2 2021
Shares 55,823 Value ($000) $574 Avg Close $9.89 Range $8.77 - $11.52
Q1 2021
Shares 99,863 Value ($000) $943 Avg Close $9.42 Range $7.92 - $10.65
Q4 2020
Shares 99,863 Value ($000) $947 Avg Close $9.94 Range $8.27 - $12.10
Q3 2020
Shares 144,470 Value ($000) $1,221 Avg Close $7.49 Range $6.05 - $10.02
Q2 2020
Shares 144,470 Value ($000) $906 Avg Close $5.74 Range $3.96 - $8.23
Q1 2020
Shares 199,457 Value ($000) $890 Avg Close $9.28 Range $2.59 - $13.00
Q4 2019
Shares 203,261 Value ($000) $2,492 Avg Close $11.66 Range $10.44 - $12.91
Q3 2019
Shares 120,466 Value ($000) $1,543 Avg Close $13.56 Range $10.11 - $16.51
Q2 2019
Shares 92,607 Value ($000) $1,528 Avg Close $16.22 Range $14.71 - $18.54
Q1 2019
Shares 78,727 Value ($000) $1,363 Avg Close $17.65 Range $15.90 - $19.02
Q4 2018
Shares 92,200 Value ($000) $1,516 Avg Close $18.94 Range $15.26 - $20.99
Q3 2018
Shares 111,209 Value ($000) $2,347 Avg Close $21.85 Range $20.28 - $24.24
Q2 2018
Shares 92,909 Value ($000) $2,193 Avg Close $23.87 Range $21.47 - $26.42
Q1 2018
Shares 61,709 Value ($000) $1,472 Avg Close $26.44 Range $22.81 - $29.04
Q4 2017
Shares 66,400 Value ($000) $1,740 Avg Close $26.38 Range $23.89 - $29.04
Q3 2017
Shares 57,464 Value ($000) $1,632 Avg Close $24.49 Range $22.26 - $29.24
Q2 2017
Shares 44,000 Value ($000) $1,093 Avg Close $26.24 Range $22.26 - $28.69
Q1 2017
Shares 46,703 Value ($000) $1,217 Avg Close $27.74 Range $23.30 - $33.05
Q3 2016
Shares 69,210 Value ($000) $1,702 Avg Close $24.06 Range $21.50 - $26.46
Q2 2016
Shares 75,070 Value ($000) $1,719 Avg Close $22.14 Range $19.61 - $25.27
Q1 2016
Shares 80,344 Value ($000) $1,738 Avg Close $18.82 Range $15.79 - $22.57
Q4 2015
Shares 89,420 Value ($000) $1,994 Avg Close $21.48 Range $18.28 - $24.21
Q3 2015
Shares 85,769 Value ($000) $1,655 Avg Close $20.31 Range $18.37 - $22.64
Q2 2015
Shares 52,990 Value ($000) $1,209 Avg Close $23.06 Range $19.10 - $25.82
Q1 2015
Shares 55,860 Value ($000) $1,074 Avg Close $19.65 Range $17.69 - $23.12
Q4 2014
Shares 55,610 Value ($000) $1,281 Avg Close $23.39 Range $20.44 - $26.73
Q3 2014
Shares 57,900 Value ($000) $1,394 Avg Close $28.91 Range $23.00 - $33.65
Q2 2014
Shares 34,209 Value ($000) $1,131 Avg Close $30.73 Range $28.13 - $34.48
Q1 2014
Shares 60,600 Value ($000) $1,826 Avg Close $29.49 Range $25.23 - $34.59
Q4 2013
Shares 13,300 Value ($000) $367 Avg Close $27.72 Range $24.44 - $30.62