TUCKER BRIAN L (Chief Operating Officer) received a stock award from NATURAL GAS SERVICES GROUP INC

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 5 awards

TUCKER BRIAN L

Filed: 11/3/2025ACC: 0001629779-25-000002

InsiderTUCKER BRIAN LCIK 1629779

→

IssuerNATURAL GAS SERVICES GROUP INCCIK 1084991

Officer· Chief Operating Officer

Since Oct 2023

+13.36K

Net shares

Net buyer

$107.2K

Total sold

Open market trades

0B · 0S

Total transactions

17.21K acquired · 3.85K disposed

Non-Derivative Transactions6

Common Stock

Direct

A · Award

+128.00

Price / share

—

Trade value

—

% of position

2.5%

11/3/2025

5.20K→5.33K

Common Stock

Direct

A · Award

+2.49K

Price / share

—

Trade value

—

% of position

46.7%

11/3/2025

5.33K→7.81K

Common Stock

Direct

A · Award

+1.91K

Price / share

—

Trade value

—

% of position

24.4%

11/3/2025

7.81K→9.72K

Common Stock

Direct

A · Award

+6.25K

Price / share

—

Trade value

—

% of position

64.3%

11/3/2025

9.72K→15.97K

Common Stock

Direct

A · Award

+1.91K

Price / share

—

Trade value

—

% of position

12.0%

11/3/2025

15.97K→17.88K

Common Stock

Direct

F · Tax Withholding

−3.85K

Price / share

$27.84

Trade value

$107.16K

% of position

21.5%

11/3/2025

17.88K→14.03K

Total

Net shares

+8.83K

Net value

-$107.16K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	11/3/2025	A · Award	+128.00	—	—	2.5%	5.20K	5.33K
Common Stock Direct	11/3/2025	A · Award	+2.49K	—	—	46.7%	5.33K	7.81K
Common Stock Direct	11/3/2025	A · Award	+1.91K	—	—	24.4%	7.81K	9.72K
Common Stock Direct	11/3/2025	A · Award	+6.25K	—	—	64.3%	9.72K	15.97K
Common Stock Direct	11/3/2025	A · Award	+1.91K	—	—	12.0%	15.97K	17.88K
Common Stock Direct	11/3/2025	F · Tax Withholding	−3.85K	$27.84	$107.16K	21.5%	17.88K	14.03K
Total			+8.83K		-$107.16K

Derivative Transactions3

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

128.00 shares

+128.00

Strike price

Held after

0.00

Exercisable

—

11/3/2025

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

2.49K shares

+2.49K

Strike price

Held after

0.00

Exercisable

—

11/3/2025

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

1.91K shares

+1.91K

Strike price

Held after

0.00

Exercisable

—

11/3/2025

Security	Converts To	Date	Type	Shares	Exercisable
Restricted Stock Units Direct	Common Stock128.00 shares	11/3/2025	M · Option Exercise	+128.00	—
Restricted Stock Units Direct	Common Stock2.49K shares	11/3/2025	M · Option Exercise	+2.49K	—
Restricted Stock Units Direct	Common Stock1.91K shares	11/3/2025	M · Option Exercise	+1.91K	—