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NYSE · CIK 0001084991

NGS NATURAL GAS SERVICES GROUP INC

Insider trading from SEC Form 4. Last filing 39 d ago. Close $33.10 on Oct 9, 2026, +31% from the 52-week low and -25% from the high.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
9
with a Form 4 at this company

Price and insider trades, last year

NGSOct 9, 2026 · close 33.10

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at NATURAL GAS SERVICES GROUP INC, scored.

ScoreInsiderValueHoldingsPrice contextFiled
30WeakStephen Charles Taylor
director
sell
$3.7M
100,000 shares
-36%+118% from low-4% from high
35WeakStephen Charles Taylor
director
sell
$667k
20,000 shares
-7%+94% from low0% from high
26WeakJean K Holley
director
buy
$70k
2,190 shares
+18%+85% from low-2% from high
23WeakJean K Holley
director
buy
$30k
935 shares
+8%+85% from low-2% from high
35WeakStephen Charles Taylor
director
sell
$642k
20,000 shares
-6%+88% from low0% from high
35WeakStephen Charles Taylor
director
sell
$617k
20,000 shares
-6%+79% from low0% from high
9WeakStephen Charles Taylor
director
sell
$310k
10,000 shares
-3%+75% from low-1% from high
14WeakStephen Charles Taylor
director
sell
$558k
18,748 shares
-5%+76% from low0% from high
10WeakStephen Charles Taylor
director
sell
$327k
11,252 shares
-3%+67% from low-1% from high
8WeakStephen Charles Taylor
director
sell
$226k
7,915 shares
-2%+67% from low-2% from high
0WeakStephen Charles Taylor
director
sell
$22k
759 shares
-0%+64% from low-3% from high
1WeakStephen Charles Taylor
director
sell
$38k
1,326 shares
-0%+63% from low-3% from high
9WeakStephen Charles Taylor
director
sell
$320k
11,457 shares
-3%+64% from low-3% from high
0WeakStephen Charles Taylor
director
sell
$1,733
63 shares
-0%+57% from low-7% from high
1WeakStephen Charles Taylor
director
sell
$45k
1,638 shares
-0%+58% from low-6% from high
7WeakStephen Charles Taylor
director
sell
$180k
6,553 shares
-2%+55% from low-8% from high
0WeakStephen Charles Taylor
director
sell
$7,948
289 shares
-0%+58% from low-7% from high
40ModerateJean K Holley
director
buy
$100k
3,752 shares
+93%+57% from low-7% from high
8WeakStephen Charles Taylor
director
sell
$270k
10,000 shares
-2%+57% from low-7% from high
13WeakStephen Charles Taylor
director
sell
$525k
20,000 shares
-5%+54% from low-9% from high
37WeakJean K Holley
director
buy
$99k
4,048 shares
-+41% from low-17% from high
35WeakStephen Charles Taylor
director
sell
$623k
25,000 shares
-5%+45% from low-15% from high
28WeakStephen Charles Taylor
director
sell
$272k
10,000 shares
-2%-
9WeakStephen Charles Taylor
director
sell
$297k
10,600 shares
-2%-
20WeakStephen Charles Taylor
director
sell
$1.2M
46,516 shares
-9%-
10WeakStephen Charles Taylor
director
sell
$339k
13,484 shares
-3%-
8WeakStephen Charles Taylor
director
sell
$245k
10,000 shares
-2%-
5WeakStephen Charles Taylor
director
sell
$104k
4,690 shares
-1%-

Transactions

The last 100 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Sep 2, 2026Donald J Tringali
director
AGrant or award
Common Stockindirect: Rabbi Trust
+59$35.22$2,07813,81239 d ago
Mar 13, 2026Justin Jacobs
Chief Executive Officer
AGrant or award
Common Stock
+11,696--31,189Mar 16, 2026
Mar 12, 2026Justin Jacobs
Chief Executive Officer
AGrant or award
Restricted Stock Unitsderivative
+27,647$0.00$027,647Mar 16, 2026
Mar 13, 2026Justin Jacobs
Chief Executive Officer
FTax withholding
Common Stock
-4,433$35.59$158k26,756Mar 16, 2026
Mar 12, 2026Ian M Eckert
Chief Financial Officer
AGrant or award
Restricted Stock Unitsderivative
+10,506$0.00$010,506Mar 16, 2026
Mar 13, 2026Justin Jacobs
Chief Executive Officer
MOption exercise
Restricted Stock Unitderivative
-10,140$0.00$020,280Mar 16, 2026
Mar 13, 2026Justin Jacobs
Chief Executive Officer
MOption exercise
Restricted Stock Unitderivative
-1,556$0.00$03,111Mar 16, 2026
Mar 5, 2026Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-70,000$37.58$2.6M205,432Mar 9, 2026
Mar 6, 2026Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-30,000$37.23$1.1M175,432Mar 9, 2026
Mar 4, 2026Stephen Charles Taylor
director
AGrant or award
Common Stockindirect: Rabbi Trust
+336$37.52$13k114,961Mar 6, 2026
Mar 4, 2026Donald J Tringali
director
AGrant or award
Common Stockindirect: Rabbi Trust
+40$37.52$1,50113,704Mar 6, 2026
Feb 3, 2026Justin Jacobs
Chief Executive Officer
AGrant or award
Common Stock
+10,460--23,783Feb 3, 2026
Feb 3, 2026Justin Jacobs
Chief Executive Officer
FTax withholding
Common Stock
-4,290$34.52$148k19,493Feb 3, 2026
Feb 3, 2026Justin Jacobs
Chief Executive Officer
MOption exercise
Restricted Stock Unitsderivative
+10,460$0.00$010,461Feb 3, 2026
Dec 30, 2025Ian M Eckert
Chief Financial Officer
AGrant or award
Common Stock
+2,532--2,532Dec 30, 2025
Dec 30, 2025Ian M Eckert
Chief Financial Officer
FTax withholding
Common Stock
-768$33.99$26k1,764Dec 30, 2025
Dec 30, 2025Ian M Eckert
Chief Financial Officer
MOption exercise
Restricted Stock Unitsderivative
+2,532$0.00$05,063Dec 30, 2025
Dec 10, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock
-10,000$33.16$332k285,432Dec 12, 2025
Dec 11, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock
-10,000$33.54$335k275,432Dec 12, 2025
Dec 8, 2025Jean K Holley
director
POpen-market purchase
Common Stock
+2,190$32.04$70k14,390Dec 10, 2025
Dec 8, 2025Jean K Holley
director
POpen-market purchase
Common Stock
+935$32.00$30k12,200Dec 9, 2025
Dec 4, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock
-20,000$32.12$642k295,432Dec 5, 2025
Dec 3, 2025Donald J Tringali
director
AGrant or award
Common Stockindirect: Rabbi Trust
+49$30.50$1,49513,664Dec 5, 2025
Dec 3, 2025Stephen Charles Taylor
director
AGrant or award
Common Stockindirect: Rabbi Trust
+412$30.50$13k114,625Dec 5, 2025
Nov 19, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock
-10,000$30.31$303k325,432Nov 20, 2025
Nov 20, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock
-10,000$31.37$314k315,432Nov 20, 2025
Nov 17, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-10,000$31.01$310k335,432Nov 18, 2025
Nov 10, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-8,748$29.50$258k355,432Nov 12, 2025
Nov 10, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-10,000$30.00$300k345,432Nov 12, 2025
Nov 6, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-100$29.00$2,900375,332Nov 7, 2025
Nov 7, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-9,900$29.00$287k365,432Nov 7, 2025
Nov 7, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-1,252$29.50$37k364,180Nov 7, 2025
Nov 3, 2025Jean K Holley
director
AGrant or award
Common Stock
+3,465--11,265Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
AGrant or award
Common Stock
+128--5,327Nov 3, 2025
Nov 3, 2025Jean K Holley
director
MOption exercise
Restricted Stock Unitsderivative
+3,465$0.00$00Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
AGrant or award
Common Stock
+2,486--7,813Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
AGrant or award
Common Stock
+1,909--9,722Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
AGrant or award
Common Stock
+6,250--15,972Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
AGrant or award
Common Stock
+1,910--17,882Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
FTax withholding
Common Stock
-3,849$27.84$107k14,033Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
MOption exercise
Restricted Stock Unitsderivative
+128$0.00$00Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
MOption exercise
Restricted Stock Unitsderivative
+2,486$0.00$00Nov 3, 2025
Nov 3, 2025Brian L Tucker
President & COO
MOption exercise
Restricted Stock Unitsderivative
+1,909$0.00$00Nov 3, 2025
Oct 9, 2025Brian L Tucker
President & COO
AGrant or award
Common Stock
+2,121--5,843Oct 10, 2025
Oct 9, 2025Brian L Tucker
President & COO
FTax withholding
Common Stock
-644$27.10$17k5,199Oct 10, 2025
Oct 9, 2025Brian L Tucker
President & COO
MOption exercise
Restricted Stock Unitsderivative
+2,121$0.00$02,120Oct 10, 2025
Sep 26, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-7,915$28.50$226k375,432Sep 26, 2025
Sep 25, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-759$28.50$22k383,347Sep 25, 2025
Sep 24, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-1,326$28.50$38k384,106Sep 24, 2025
Sep 23, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-1,457$27.50$40k395,432Sep 23, 2025
Sep 23, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-10,000$28.01$280k385,432Sep 23, 2025
Sep 19, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-63$27.50$1,733396,889Sep 19, 2025
Sep 18, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-1,638$27.50$45k396,952Sep 18, 2025
Sep 17, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-6,553$27.51$180k398,590Sep 17, 2025
Sep 16, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-289$27.50$7,948405,143Sep 16, 2025
Sep 15, 2025Stephen Charles Taylor
director
AGrant or award
Common Stock
+2,098--405,432Sep 15, 2025
Sep 15, 2025Stephen Charles Taylor
director
MOption exercise
Restricted Stock Unitsderivative
+2,098$0.00$00Sep 15, 2025
Sep 4, 2025Jean K Holley
director
POpen-market purchase
Common Stock
+3,752$26.58$100k7,800Sep 4, 2025
Sep 4, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-10,000$27.00$270k403,334Sep 4, 2025
Aug 8, 2025Donald J Tringali
director
AGrant or award
Common Stockindirect: Rabbi Trust
+34$24.78$84313,615Aug 25, 2025
Aug 8, 2025Stephen Charles Taylor
director
AGrant or award
Common Stockindirect: Rabbi Trust
+459$24.78$11k114,213Aug 25, 2025
Aug 22, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-10,000$26.50$265k423,334Aug 22, 2025
Aug 22, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-10,000$26.00$260k413,334Aug 22, 2025
Aug 14, 2025Jean K Holley
director
POpen-market purchase
Common Stock
+4,048$24.49$99k4,048Aug 15, 2025
Jun 13, 2025Georganne Hodges
director
AGrant or award
Common Stock
+2,810--7,433Jun 16, 2025
Jun 13, 2025Nigel Jenvey
director
AGrant or award
Common Stock
+2,810--21,783Jun 16, 2025
Jun 13, 2025Donald J Tringali
director
AGrant or award
Common Stock
+562--1,509Jun 16, 2025
Jun 13, 2025Georganne Hodges
director
AGrant or award
Common Stockindirect: Rabbi Trust
+1,405--1,405Jun 16, 2025
Jun 13, 2025Nigel Jenvey
director
MOption exercise
Restricted Stock Unitsderivative
-2,810$0.00$00Jun 16, 2025
Jun 13, 2025Donald J Tringali
director
AGrant or award
Common Stockindirect: Rabbi Trust
+5,058--13,581Jun 16, 2025
Jun 13, 2025Georganne Hodges
director
MOption exercise
Restricted Stock Unitsderivative
-5,620$0.00$00Jun 16, 2025
Jun 13, 2025Donald J Tringali
director
MOption exercise
Restricted Stock Unitsderivative
-5,620$0.00$00Jun 16, 2025
Jun 5, 2025John A. Gallegos Jr.
director
AGrant or award
Restricted Stock Unitsderivative
+4,456$0.00$04,456Jun 9, 2025
Jun 5, 2025Jean K Holley
director
AGrant or award
Restricted Stock Unitsderivative
+4,456$0.00$04,456Jun 9, 2025
Jun 5, 2025Georganne Hodges
director
AGrant or award
Restricted Stock Unitsderivative
+4,456$0.00$04,456Jun 9, 2025
Jun 5, 2025Nigel Jenvey
director
AGrant or award
Restricted Stock Unitsderivative
+4,456$0.00$04,456Jun 9, 2025
Jun 5, 2025Stephen Charles Taylor
director
AGrant or award
Restricted Stock Unitsderivative
+4,456$0.00$04,456Jun 9, 2025
Jun 5, 2025Donald J Tringali
director
AGrant or award
Restricted Stock Unitsderivative
+4,456$0.00$04,456Jun 9, 2025
May 15, 2025Stephen Charles Taylor
director
SOpen-market sale
Common Stock
-25,000$24.90$623k433,334May 16, 2025
Apr 22, 2025Brian L Tucker
President & COO
AGrant or award
Common Stock
+3,764--5,241Apr 24, 2025
Apr 22, 2025Brian L Tucker
President & COO
FTax withholding
Common Stock
-1,519$22.88$35k3,722Apr 24, 2025
Apr 22, 2025Brian L Tucker
President & COO
MOption exercise
Restricted Stock Unitsderivative
-3,764$0.00$07,529Apr 24, 2025
Oct 28, 2024Georganne Hodges
director
MOption exercise
Common Stock
+4,623$0.00$04,623Apr 8, 2025
Oct 28, 2024Georganne Hodges
director
MOption exercise
Restricted Stock Unitsderivative
-4,623$0.00$00Apr 8, 2025
Apr 1, 2025John A. Gallegos Jr.
director
AGrant or award
Restricted Stock Unitsderivative
+889$0.00$0889Apr 3, 2025
Mar 13, 2025Justin Jacobs
Chief Executive Officer
AGrant or award
Restricted Stock Unitsderivative
+35,087$0.00$035,087Mar 17, 2025
Jan 29, 2025Justin Jacobs
Chief Executive Officer
AGrant or award
Common Stock
+10,461--13,323Jan 30, 2025
Jan 29, 2025Justin Jacobs
Chief Executive Officer
MOption exercise
Restricted Stock Unitsderivative
-10,461$0.00$020,921Jan 30, 2025
Dec 30, 2024Ian M Eckert
Chief Financial Officer
AGrant or award
Restricted Stock Unitsderivative
+7,595$0.00$07,595Jan 2, 2025
Dec 12, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock
-10,000$27.15$272k457,787Dec 16, 2024
Nov 22, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-10,000$28.00$280k468,387Nov 26, 2024
Nov 25, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-600$28.50$17k467,787Nov 26, 2024
Nov 19, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-6,516$25.50$166k518,387Nov 21, 2024
Nov 20, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-1,521$26.00$40k516,866Nov 21, 2024
Nov 21, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-38,479$26.89$1.0M478,387Nov 21, 2024
Nov 15, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-10,042$25.01$251k528,345Nov 18, 2024
Nov 18, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-3,442$25.51$88k524,903Nov 18, 2024
Aug 20, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-4,690$22.14$104k551,568Nov 13, 2024
Nov 11, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-3,096$24.50$76k545,291Nov 13, 2024
Nov 12, 2024Stephen Charles Taylor
director
SOpen-market sale
Common Stock10b5-1
-4,713$24.51$116k540,578Nov 13, 2024

Insiders

Everyone who has filed a Form 4 here.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

NGS insider trading: NATURAL GAS SERVICES GROUP INC | InsiderTell