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United States Oil & Gas Related Equipment and Services

Natural Gas Services Group Inc (NGS)

Track

The most recent insider trading activity occurred on March 6, 2026. Director Stephen Charles Taylor engaged in significant selling, proposing the sale of 30,000 shares and executing a sale of the same amount. Prior to this, on March 5, 2026, Taylor also sold 70,000 shares. Jean K. Holley made purchases in early December 2025.
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Ticker: NGS Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Taylor Stephen Charles
2 sales — total 2,233,518 USD
Sale 6 Mar 2026
Value US$2,752,851.64 | Price 102.12 | Shares 58,905
Proposed sale 6 Mar 2026
Value US$3,308,116.51 | Price 66.99 | Shares 63,023
Sale 5 Mar 2026
Value US$264,076.89 | Price 272.17 | Shares 58,187
Proposed sale 5 Mar 2026
Value US$2,561,273.69 | Price 408.23 | Shares 69,210
Sale 11 Dec 2025
Value US$335,400.00 | Price 33.54 | Shares 10,000
Proposed sale 11 Dec 2025
Value US$335,400.00 | Price 33.54 | Shares 10,000
Sale 10 Dec 2025
Value US$331,600.00 | Price 33.16 | Shares 10,000
Proposed sale 10 Dec 2025
Value US$331,600.00 | Price 33.16 | Shares 10,000
Buy 8 Dec 2025
Value US$70,167.60 | Price 32.04 | Shares 2,190
Buy 8 Dec 2025
Value US$29,920.00 | Price 32.00 | Shares 935
Sale 4 Dec 2025
Value US$642,400.00 | Price 32.12 | Shares 20,000
Proposed sale 4 Dec 2025
Value US$642,400.00 | Price 32.12 | Shares 20,000
Proposed sale 20 Nov 2025
Value US$313,787.00 | Price 31.38 | Shares 10,000
Sale 20 Nov 2025
Value US$313,700.00 | Price 31.37 | Shares 10,000
Sale 19 Nov 2025
Value US$303,100.00 | Price 30.31 | Shares 10,000
Proposed sale 19 Nov 2025
Value US$303,100.00 | Price 30.31 | Shares 10,000
Planned sale 17 Nov 2025
Value US$310,069.00 | Price 31.01 | Shares 10,000
Proposed sale 17 Nov 2025
Value US$310,069.00 | Price 31.01 | Shares 10,000
Planned sale 10 Nov 2025
Value US$300,020.00 | Price 30.00 | Shares 10,000
Planned sale 10 Nov 2025
Value US$258,066.00 | Price 29.50 | Shares 8,748
Proposed sale 10 Nov 2025
Value US$558,095.00 | Price 29.77 | Shares 18,748
Proposed sale 7 Nov 2025
Value US$324,051.00 | Price 29.06 | Shares 11,152
Planned sale 7 Nov 2025
Value US$36,936.50 | Price 29.50 | Shares 1,252
Planned sale 7 Nov 2025
Value US$287,117.82 | Price 29.00 | Shares 9,900
Planned sale 6 Nov 2025
Value US$2,900.00 | Price 29.00 | Shares 100
Proposed sale 6 Nov 2025
Value US$2,900.00 | Price 29.00 | Shares 100
Proposed sale 26 Sep 2025
Value US$225,591.00 | Price 28.50 | Shares 7,915
Planned sale 26 Sep 2025
Value US$225,586.21 | Price 28.50 | Shares 7,915
Proposed sale 25 Sep 2025
Value US$21,631.00 | Price 28.50 | Shares 759
Planned sale 25 Sep 2025
Value US$21,631.50 | Price 28.50 | Shares 759
Proposed sale 24 Sep 2025
Value US$37,791.00 | Price 28.50 | Shares 1,326
Planned sale 24 Sep 2025
Value US$37,791.00 | Price 28.50 | Shares 1,326
Proposed sale 23 Sep 2025
Value US$280,147.00 | Price 28.01 | Shares 10,000
Planned sale 23 Sep 2025
Value US$280,148.00 | Price 28.01 | Shares 10,000
Planned sale 23 Sep 2025
Value US$40,067.50 | Price 27.50 | Shares 1,457
Planned sale 19 Sep 2025
Value US$1,732.50 | Price 27.50 | Shares 63
Planned sale 18 Sep 2025
Value US$45,045.98 | Price 27.50 | Shares 1,638
Planned sale 17 Sep 2025
Value US$180,253.37 | Price 27.51 | Shares 6,553
Proposed sale 16 Sep 2025
Value US$275,000.00 | Price 27.50 | Shares 10,000
Planned sale 16 Sep 2025
Value US$7,947.50 | Price 27.50 | Shares 289
Proposed sale 4 Sep 2025
Value US$270,018.00 | Price 27.00 | Shares 10,000
Planned sale 4 Sep 2025
Value US$270,018.00 | Price 27.00 | Shares 10,000
Buy 4 Sep 2025
Value US$99,724.41 | Price 26.58 | Shares 3,752
Proposed sale 22 Aug 2025
Value US$525,060.00 | Price 26.25 | Shares 20,000
Planned sale 22 Aug 2025
Value US$260,035.00 | Price 26.00 | Shares 10,000
Planned sale 22 Aug 2025
Value US$265,025.00 | Price 26.50 | Shares 10,000
Buy 14 Aug 2025
Value US$99,153.74 | Price 24.49 | Shares 4,048
Sale 15 May 2025
Value US$622,500.00 | Price 24.90 | Shares 25,000
Proposed sale 15 May 2025
Value US$622,627.00 | Price 24.91 | Shares 25,000
Planned sale 21 Jan 2025
Value US$290,100.00 | Price 29.01 | Shares 10,000
Planned sale 21 Jan 2025
Value US$268,548.60 | Price 28.57 | Shares 9,400
Proposed sale 21 Jan 2025
Value US$290,095.00 | Price 29.01 | Shares 10,000
Proposed sale 27 Dec 2024
Value US$387,900.00 | Price 25.86 | Shares 15,000
Sale 12 Dec 2024
Value US$271,500.00 | Price 27.15 | Shares 10,000
Proposed sale 12 Dec 2024
Value US$271,515.00 | Price 27.15 | Shares 10,000
Planned sale 25 Nov 2024
Value US$17,100.00 | Price 28.50 | Shares 600
Proposed sale 25 Nov 2024
Value US$285,000.00 | Price 28.50 | Shares 10,000
Planned sale 22 Nov 2024
Value US$280,000.00 | Price 28.00 | Shares 10,000
Proposed sale 21 Nov 2024
Value US$1,065,600.00 | Price 26.64 | Shares 40,000
Planned sale 21 Nov 2024
Value US$1,034,777.27 | Price 26.89 | Shares 38,479
Planned sale 20 Nov 2024
Value US$39,546.00 | Price 26.00 | Shares 1,521
Proposed sale 20 Nov 2024
Value US$260,000.00 | Price 26.00 | Shares 10,000
Planned sale 19 Nov 2024
Value US$166,158.00 | Price 25.50 | Shares 6,516
Planned sale 18 Nov 2024
Value US$87,808.86 | Price 25.51 | Shares 3,442
Planned sale 15 Nov 2024
Value US$251,110.25 | Price 25.01 | Shares 10,042
Proposed sale 15 Nov 2024
Value US$500,000.00 | Price 25.00 | Shares 20,000
Planned sale 13 Nov 2024
Value US$53,679.50 | Price 24.50 | Shares 2,191
Planned sale 12 Nov 2024
Value US$115,506.20 | Price 24.51 | Shares 4,713
Planned sale 11 Nov 2024
Value US$75,852.93 | Price 24.50 | Shares 3,096
Proposed sale 11 Nov 2024
Value US$245,003.00 | Price 24.50 | Shares 10,000
Proposed sale 27 Aug 2024
Value US$436,000.00 | Price 21.80 | Shares 20,000
Sale 26 Aug 2024
Value US$69,982.00 | Price 22.00 | Shares 3,181
Sale 20 Aug 2024
Value US$103,836.60 | Price 22.14 | Shares 4,690
Proposed sale 20 Aug 2024
Value US$442,800.00 | Price 22.14 | Shares 20,000
Buy 14 Jun 2024
Value US$47,700.00 | Price 19.08 | Shares 2,500
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-03-09 2026-03-06 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
58,905 -46.5%
102.12
US$2,752,852 		58,905 -46.5% 102.12 US$2,752,852
2026-03-06 2026-03-06 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
63,023
66.99
US$3,308,117 		63,023 66.99 US$3,308,117
2026-03-09 2026-03-05 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
58,187 +17.4%
272.17
US$264,077 		58,187 +17.4% 272.17 US$264,077
2026-03-05 2026-03-05 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
70,000
37.58
US$2,630,922 		70,000 37.58 US$2,630,922
2025-12-12 2025-12-11 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -3.5%
33.54
US$335,400 		10,000 -3.5% 33.54 US$335,400
2025-12-11 2025-12-11 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
33.54
US$335,400 		10,000 33.54 US$335,400
2025-12-12 2025-12-10 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -3.4%
33.16
US$331,600 		10,000 -3.4% 33.16 US$331,600
2025-12-10 2025-12-10 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
33.16
US$331,600 		10,000 33.16 US$331,600
2025-12-10 2025-12-08 B Purchase
3.8
HOLLEY JEAN K
Non-Executive Director
2,190 +18.0%
32.04
US$70,168 		2,190 +18.0% 32.04 US$70,168
2025-12-09 2025-12-08 B Purchase
3.8
HOLLEY JEAN K
Non-Executive Director
935 +8.3%
32.00
US$29,920 		935 +8.3% 32.00 US$29,920
2025-12-05 2025-12-04 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
20,000 -6.3%
32.12
US$642,400 		20,000 -6.3% 32.12 US$642,400
2025-12-04 2025-12-04 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
20,000
32.12
US$642,400 		20,000 32.12 US$642,400
2025-11-20 2025-11-20 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
31.38
US$313,787 		10,000 31.38 US$313,787
2025-11-20 2025-11-20 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -3.1%
31.37
US$313,700 		10,000 -3.1% 31.37 US$313,700
2025-11-20 2025-11-19 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -3.0%
30.31
US$303,100 		10,000 -3.0% 30.31 US$303,100
2025-11-19 2025-11-19 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
30.31
US$303,100 		10,000 30.31 US$303,100
2025-11-18 2025-11-17 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.9%
31.01
US$310,069 		10,000 -2.9% 31.01 US$310,069
2025-11-17 2025-11-17 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
31.01
US$310,069 		10,000 31.01 US$310,069
2025-11-12 2025-11-10 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.8%
30.00
US$300,020 		10,000 -2.8% 30.00 US$300,020
2025-11-12 2025-11-10 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
8,748 -2.4%
29.50
US$258,066 		8,748 -2.4% 29.50 US$258,066
2025-11-10 2025-11-10 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
18,748
29.77
US$558,095 		18,748 29.77 US$558,095
2025-11-07 2025-11-07 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
11,152
29.06
US$324,051 		11,152 29.06 US$324,051
2025-11-07 2025-11-07 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
1,252 -0.3%
29.50
US$36,937 		1,252 -0.3% 29.50 US$36,937
2025-11-07 2025-11-07 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
9,900 -2.6%
29.00
US$287,118 		9,900 -2.6% 29.00 US$287,118
2025-11-07 2025-11-06 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
100 -0.0%
29.00
US$2,900 		100 -0.0% 29.00 US$2,900
2025-11-06 2025-11-06 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
100
29.00
US$2,900 		100 29.00 US$2,900
2025-09-26 2025-09-26 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
7,915
28.50
US$225,591 		7,915 28.50 US$225,591
2025-09-26 2025-09-26 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
7,915 -2.1%
28.50
US$225,586 		7,915 -2.1% 28.50 US$225,586
2025-09-25 2025-09-25 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
759
28.50
US$21,631 		759 28.50 US$21,631
2025-09-25 2025-09-25 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
759 -0.2%
28.50
US$21,632 		759 -0.2% 28.50 US$21,632
2025-09-24 2025-09-24 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
1,326
28.50
US$37,791 		1,326 28.50 US$37,791
2025-09-24 2025-09-24 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
1,326 -0.3%
28.50
US$37,791 		1,326 -0.3% 28.50 US$37,791
2025-09-23 2025-09-23 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
28.01
US$280,147 		10,000 28.01 US$280,147
2025-09-23 2025-09-23 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.5%
28.01
US$280,148 		10,000 -2.5% 28.01 US$280,148
2025-09-23 2025-09-23 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
1,457 -0.4%
27.50
US$40,068 		1,457 -0.4% 27.50 US$40,068
2025-09-19 2025-09-19 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
63 -0.0%
27.50
US$1,732 		63 -0.0% 27.50 US$1,732
2025-09-18 2025-09-18 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
1,638 -0.4%
27.50
US$45,046 		1,638 -0.4% 27.50 US$45,046
2025-09-17 2025-09-17 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
6,553 -1.6%
27.51
US$180,253 		6,553 -1.6% 27.51 US$180,253
2025-09-16 2025-09-16 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
27.50
US$275,000 		10,000 27.50 US$275,000
2025-09-16 2025-09-16 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
289 -0.1%
27.50
US$7,948 		289 -0.1% 27.50 US$7,948
2025-09-04 2025-09-04 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
27.00
US$270,018 		10,000 27.00 US$270,018
2025-09-04 2025-09-04 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.4%
27.00
US$270,018 		10,000 -2.4% 27.00 US$270,018
2025-09-04 2025-09-04 B Purchase
3.8
HOLLEY JEAN K
Non-Executive Director
3,752 +92.7%
26.58
US$99,724 		3,752 +92.7% 26.58 US$99,724
2025-08-22 2025-08-22 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
20,000
26.25
US$525,060 		20,000 26.25 US$525,060
2025-08-22 2025-08-22 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.4%
26.00
US$260,035 		10,000 -2.4% 26.00 US$260,035
2025-08-22 2025-08-22 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.3%
26.50
US$265,025 		10,000 -2.3% 26.50 US$265,025
2025-08-15 2025-08-14 B Purchase
3.8
HOLLEY JEAN K
Non-Executive Director
4,048 +inf%
24.49
US$99,154 		4,048 +inf% 24.49 US$99,154
2025-05-16 2025-05-15 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
25,000 -5.5%
24.90
US$622,500 		25,000 -5.5% 24.90 US$622,500
2025-05-15 2025-05-15 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
25,000
24.91
US$622,627 		25,000 24.91 US$622,627
2025-01-22 2025-01-21 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.2%
29.01
US$290,100 		10,000 -2.2% 29.01 US$290,100
2025-01-22 2025-01-21 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
9,400 -2.1%
28.57
US$268,549 		9,400 -2.1% 28.57 US$268,549
2025-01-21 2025-01-21 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
29.01
US$290,095 		10,000 29.01 US$290,095
2024-12-27 2024-12-27 PrS Proposed sale
2.3
BRADSHAW DAVID L

Director

Non-Executive Director
15,000
25.86
US$387,900 		15,000 25.86 US$387,900
2024-12-16 2024-12-12 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.1%
27.15
US$271,500 		10,000 -2.1% 27.15 US$271,500
2024-12-12 2024-12-12 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
27.15
US$271,515 		10,000 27.15 US$271,515
2024-11-26 2024-11-25 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
600 -0.1%
28.50
US$17,100 		600 -0.1% 28.50 US$17,100
2024-11-25 2024-11-25 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
28.50
US$285,000 		10,000 28.50 US$285,000
2024-11-26 2024-11-22 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,000 -2.1%
28.00
US$280,000 		10,000 -2.1% 28.00 US$280,000
2024-11-21 2024-11-21 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
40,000
26.64
US$1,065,600 		40,000 26.64 US$1,065,600
2024-11-21 2024-11-21 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
38,479 -7.4%
26.89
US$1,034,777 		38,479 -7.4% 26.89 US$1,034,777
2024-11-21 2024-11-20 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
1,521 -0.3%
26.00
US$39,546 		1,521 -0.3% 26.00 US$39,546
2024-11-20 2024-11-20 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
26.00
US$260,000 		10,000 26.00 US$260,000
2024-11-21 2024-11-19 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
6,516 -1.2%
25.50
US$166,158 		6,516 -1.2% 25.50 US$166,158
2024-11-18 2024-11-18 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
3,442 -0.7%
25.51
US$87,809 		3,442 -0.7% 25.51 US$87,809
2024-11-18 2024-11-15 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
10,042 -1.9%
25.01
US$251,110 		10,042 -1.9% 25.01 US$251,110
2024-11-15 2024-11-15 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
20,000
25.00
US$500,000 		20,000 25.00 US$500,000
2024-11-13 2024-11-13 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
2,191 -0.4%
24.50
US$53,680 		2,191 -0.4% 24.50 US$53,680
2024-11-13 2024-11-12 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
4,713 -0.9%
24.51
US$115,506 		4,713 -0.9% 24.51 US$115,506
2024-11-13 2024-11-11 PlS Planned sale
2.4
Taylor Stephen Charles
Non-Executive Director
3,096 -0.6%
24.50
US$75,853 		3,096 -0.6% 24.50 US$75,853
2024-11-12 2024-11-11 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
10,000
24.50
US$245,003 		10,000 24.50 US$245,003
2024-08-27 2024-08-27 PrS Proposed sale
3.8
JAMES R HAZLETT

Officer

Officer
20,000
21.80
US$436,000 		20,000 21.80 US$436,000
2024-08-28 2024-08-26 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
3,181 -0.6%
22.00
US$69,982 		3,181 -0.6% 22.00 US$69,982
2024-08-22 2024-08-20 S Sale
2.4
Taylor Stephen Charles
Non-Executive Director
4,690 -0.8%
22.14
US$103,837 		4,690 -0.8% 22.14 US$103,837
2024-08-20 2024-08-20 PrS Proposed sale
2.4
Taylor Stephen Charles

Director

Non-Executive Director
20,000
22.14
US$442,800 		20,000 22.14 US$442,800
2024-06-18 2024-06-14 B Purchase
2.8
Jacobs Justin

Chief Executive Officer

Executive Director
2,500 +690.6%
19.08
US$47,700 		2,500 +690.6% 19.08 US$47,700
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