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Natural Gas Services Group Inc

NGS
Exchange
NYSE
Industry
Oil & Gas Field Services, NEC
SEC CIK
0001084991

No open-market purchases or sales by Natural Gas Services Group Inc insiders were filed in the last 90 days; 161 institutions reported holding it in 13F filings for Q2 2026, worth $490.2M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Natural Gas Services Group Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
0 filings
Insiders trading
0
Net value
$0
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Natural Gas Services Group Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Natural Gas Services Group Inc
NameTitleLast reported holdingLast filingFilings, past year
Tringali Donald JDirector13,812IndirectSep 3, 20266
Holley Jean KDirector18,846Jun 11, 20265
Jackson John EarlDirector–Jun 11, 20261
Gallegos John A. Jr.Director5,345Jun 11, 20263
Hodges GeorganneDirector11,066Jun 11, 20262
Jenvey NigelDirector26,239Jun 11, 20262
Taylor Stephen CharlesDirector95,137IndirectJun 9, 202611
Jacobs JustinChief Executive Officer26,756Mar 16, 20263
Eckert Ian MChief Financial Officer1,764Mar 16, 20262
Tucker Brian LPresident & COO14,033Nov 3, 20252
Bradshaw David LDirector40,991Jun 17, 20240
Hazlett James RChief Technical Officer103,672May 8, 20240
Foster Micah C.VP and Chief Financial Officer18,880Feb 23, 20230
Chisholm JohnOther: Former Director21,147Jan 3, 20230
Beyer Leslie AnnDirector8,148Dec 8, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Mar 9, 2026 (view filing)Mar 5-64 daysTaylor Stephen CharlesDirectorSSale−100.0K$37.48−$3.75M−36.3%175.4K after2 lots10b5-1
Dec 12, 2025 (view filing)Dec 10-112 daysTaylor Stephen CharlesDirectorSSale−20.0K$33.35−$667.0K−6.8%275.4K after2 lots
Dec 10, 2025 (view filing)Dec 82 daysHolley Jean KDirectorPPurchase+2.19K$32.04+$70.2K+18.0%14.4K after
Dec 9, 2025 (view filing)Dec 81 dayHolley Jean KDirectorPPurchase+935$32.00+$29.9K+8.3%12.2K after
Dec 5, 2025 (view filing)Dec 41 dayTaylor Stephen CharlesDirectorSSale−20.0K$32.12−$642.4K−6.3%295.4K after
Nov 20, 2025 (view filing)Nov 19-201 dayTaylor Stephen CharlesDirectorSSale−20.0K$30.84−$616.8K−6.0%315.4K after2 lots
Nov 18, 2025 (view filing)Nov 171 dayTaylor Stephen CharlesDirectorSSale−10.0K$31.01−$310.1K−2.9%335.4K after10b5-1
Nov 12, 2025 (view filing)Nov 102 daysTaylor Stephen CharlesDirectorSSale−18.7K$29.77−$558.1K−5.1%345.4K after2 lots10b5-1
Nov 7, 2025 (view filing)Nov 6-71 dayTaylor Stephen CharlesDirectorSSale−11.3K$29.06−$326.9K−3.0%364.2K after3 lots10b5-1
Sep 26, 2025 (view filing)Sep 26Same dayTaylor Stephen CharlesDirectorSSale−7.92K$28.50−$225.6K−2.1%375.4K after10b5-1
Sep 25, 2025 (view filing)Sep 25Same dayTaylor Stephen CharlesDirectorSSale−759$28.50−$21.6K−0.2%383.3K after10b5-1
Sep 24, 2025 (view filing)Sep 24Same dayTaylor Stephen CharlesDirectorSSale−1.33K$28.50−$37.8K−0.3%384.1K after10b5-1
Sep 23, 2025 (view filing)Sep 23Same dayTaylor Stephen CharlesDirectorSSale−11.5K$27.95−$320.2K−2.9%385.4K after2 lots10b5-1
Sep 19, 2025 (view filing)Sep 19Same dayTaylor Stephen CharlesDirectorSSale−63$27.50−$1.73K0.0%396.9K after10b5-1
Sep 18, 2025 (view filing)Sep 18Same dayTaylor Stephen CharlesDirectorSSale−1.64K$27.50−$45.0K−0.4%397.0K after10b5-1
Sep 17, 2025 (view filing)Sep 17Same dayTaylor Stephen CharlesDirectorSSale−6.55K$27.51−$180.3K−1.6%398.6K after10b5-1
Sep 16, 2025 (view filing)Sep 16Same dayTaylor Stephen CharlesDirectorSSale−289$27.50−$7.95K−0.1%405.1K after10b5-1
Sep 4, 2025 (view filing)Sep 4Same dayTaylor Stephen CharlesDirectorSSale−10.0K$27.00−$270.0K−2.4%403.3K after10b5-1
Sep 4, 2025 (view filing)Sep 4Same dayHolley Jean KDirectorPPurchase+3.75K$26.58+$99.7K+92.7%7.80K after
Aug 22, 2025 (view filing)Aug 22Same dayTaylor Stephen CharlesDirectorSSale−20.0K$26.25−$525.0K−4.6%413.3K after2 lots10b5-1
Aug 15, 2025 (view filing)Aug 141 dayHolley Jean KDirectorPPurchase+4.05K$24.49+$99.1KNew position4.05K after
May 16, 2025 (view filing)May 151 dayTaylor Stephen CharlesDirectorSSale−25.0K$24.90−$622.5K−5.5%433.3K after
Jan 22, 2025 (view filing)Jan 211 dayTaylor Stephen CharlesDirectorSSale−19.4K$28.80−$558.7K−4.2%438.4K after2 lots10b5-1
Dec 16, 2024 (view filing)Dec 124 daysTaylor Stephen CharlesDirectorSSale−10.0K$27.15−$271.5K−2.1%457.8K after
Nov 26, 2024 (view filing)Nov 22-254 daysTaylor Stephen CharlesDirectorSSale−10.6K$28.03−$297.1K−2.2%467.8K after2 lots10b5-1
Nov 21, 2024 (view filing)Nov 19-212 daysTaylor Stephen CharlesDirectorSSale−46.5K$26.67−$1.24M−8.9%478.4K after3 lots10b5-1
Nov 18, 2024 (view filing)Nov 15-183 daysTaylor Stephen CharlesDirectorSSale−13.5K$25.14−$339.0K−2.5%524.9K after2 lots10b5-1
Nov 13, 2024 (view filing)Nov 11-132 daysTaylor Stephen CharlesDirectorSSale−10.0K$24.50−$245.0K−1.8%538.4K after3 lots10b5-1
Aug 28, 2024 (view filing)Aug 262 daysTaylor Stephen CharlesDirectorSSale−3.18K$22.00−$70.0K−0.6%548.4K after
Jun 18, 2024 (view filing)Jun 144 daysJacobs JustinChief Executive OfficerPPurchase+2.50K$19.08+$47.7K+690.6%2.86K after
Dec 8, 2022 (view filing)Dec 17 daysLateBeyer Leslie AnnDirectorSSale−3.00K$11.05−$33.1K−26.9%8.15K after
Jun 8, 2022 (view filing)Jun 71 dayTaylor Stephen CharlesChief Executive OfficerSSale−3.92K$15.00−$58.8K−0.8%511.3K after
Jun 8, 2022 (view filing)Jun 71 dayHazlett James RVP - Technical ServicesSSale−972$15.00−$14.6K−1.3%72.0K after
Jun 1, 2022 (view filing)May 27-315 daysHazlett James RVP - Technical ServicesSSale−3.00K$14.02−$42.1K−3.9%73.0K after2 lots
Apr 12, 2022 (view filing)Apr 111 dayChisholm JohnDirectorSSale−500$11.79−$5.89K−5.4%8.79K after
Apr 1, 2022 (view filing)Apr 1Same dayChisholm JohnDirectorSSale−1.50K$10.68−$16.0K−13.9%9.29K after
Mar 31, 2022 (view filing)Mar 29-302 daysChisholm JohnDirectorSSale−3.00K$11.92−$35.8K−21.8%10.8K after2 lots
Mar 3, 2022 (view filing)Mar 1-22 daysHazlett James RVP - Technical ServicesSSale−3.05K$13.22−$40.3K−3.6%81.0K after2 lots
Oct 7, 2021 (view filing)Oct 61 dayHazlett James RVP - Technical ServicesSSale−2.75K$12.08−$33.2K−3.2%84.1K after
Sep 14, 2021 (view filing)Sep 14Same dayChisholm JohnDirectorSSale−7.00K$9.97−$69.8K−33.7%13.8K after
Aug 30, 2021 (view filing)Aug 26-274 daysChisholm JohnDirectorSSale−6.00K$9.37−$56.2K−22.4%20.8K after2 lots