NGS CEO Jacobs reports RSU vesting and share moves

Natural Gas Services Group CEO Justin C. Jacobs reported equity compensation activity on February 3, 2026.

Rhea-AI Filing Summary

Natural Gas Services Group CEO Justin C. Jacobs reported equity compensation activity on February 3, 2026. He acquired 10,460 shares of common stock at no cash cost upon vesting of a restricted stock unit (RSU) award, with each RSU converting into one share.

On the same date, 4,290 common shares were disposed of at $34.52 per share, leaving Jacobs with 19,493 common shares held directly. He also reported directly holding RSU-based derivative positions representing 10,461, 30,420, and 4,667 underlying common shares.

Insider Trade Summary

10,460 shares exercised/converted

Exercise 5 txns

Insider Jacobs Justin

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	10,460	$0.00	$0.00
Grant/Award	Common Stock	10,460	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	4,290	$34.52	$148K
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--

Holdings After Transaction: Restricted Stock Units — 45,548 contracts for 35,087 underlying shares (Direct); Common Stock — 19,493 shares (Direct)

Footnotes (2)

1. F1. Not applicable. Represents shares acquired in connection with the vesting of a Restricted Stock Unit ("RSU") award.
2. F2. Not applicable. Each RSU represents the right to receive one share of the Company's common stock upon vesting without payment.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did NGS CEO Justin Jacobs report on this Form 4?

Justin C. Jacobs reported equity compensation activity involving restricted stock units and common shares. On February 3, 2026, RSUs vested into 10,460 common shares, and 4,290 common shares were disposed of at $34.52 per share, updating his direct holdings.

How many NGS common shares does CEO Justin Jacobs hold after these transactions?

After the reported transactions, Justin C. Jacobs directly holds 19,493 shares of Natural Gas Services Group common stock. This figure reflects 10,460 shares acquired from RSU vesting and 4,290 shares disposed of at $34.52 per share on February 3, 2026.

What restricted stock unit activity did NGS disclose for CEO Justin Jacobs?

Restricted stock units for Justin C. Jacobs vested into 10,460 common shares on February 3, 2026. Each RSU represents the right to receive one share of Natural Gas Services Group common stock upon vesting without payment, as described in the filing’s explanatory footnote.

At what price were NGS shares disposed of in Justin Jacobs’ Form 4 filing?

The filing shows 4,290 shares of Natural Gas Services Group common stock disposed of at $34.52 per share. This transaction occurred on February 3, 2026 and reduced Justin C. Jacobs’ directly held common share balance to 19,493 shares afterward.

What RSU-related derivative holdings does the NGS CEO report after the transactions?

Following the February 3, 2026 activity, Justin C. Jacobs reports derivative holdings in restricted stock units tied to 10,461, 30,420, and 4,667 underlying shares of Natural Gas Services Group common stock, all held directly, according to the derivative securities table in the Form 4.

On what date did the reported NGS insider transactions by Justin Jacobs occur?

All reported transactions for Justin C. Jacobs occurred on February 3, 2026. That date covers the vesting of 10,460 restricted stock units into common shares and the disposition of 4,290 common shares at $34.52, updating both his common stock and RSU-related positions.

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Accepted by SEC EDGAR 02/03/2026 - 12:03 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Jacobs Justin

(Last) (First) (Middle)

404 VETERANS AIRPARK DRIVE

SUITE 300

(Street)

MIDLAND TX 79705

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
NATURAL GAS SERVICES GROUP INC [ NGS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/03/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/03/2026		A		10,460	A	(1)	23,783	D
Common Stock	02/03/2026		F		4,290	D	$34.52	19,493	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(2)	02/03/2026		M		10,460		(2)	(2)	Common Stock	10,460	$0	10,461	D
Restricted Stock Units	(2)							(2)	(2)	Common Stock	30,420		30,420	D
Restricted Stock Units	(2)							(2)	(2)	Common Stock	4,667		4,667	D

Explanation of Responses:

1. Not applicable. Represents shares acquired in connection with the vesting of a Restricted Stock Unit ("RSU") award.

2. Not applicable. Each RSU represents the right to receive one share of the Company's common stock upon vesting without payment.

	Justin C. Jacobs	02/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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