NGS director granted 3,009 restricted stock units

JACKSON JOHN EARL reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

JACKSON JOHN EARL reported acquisition or exercise transactions in this Form 4 filing.

NATURAL GAS SERVICES GROUP INC director John Earl Jackson received a grant of 3,009 Restricted Stock Units (RSUs). These RSUs were awarded at no cash cost to him as equity compensation and each RSU represents one share of the company’s common stock upon vesting.

The award was granted under the company’s 2019 Equity Incentive Plan and vests on the first anniversary of the grant date, subject to possible accelerated vesting in certain situations. Following this grant, Jackson holds 3,009 RSUs directly, aligning his compensation more closely with shareholder interests.

Insider Trade Summary

Grant/Award: 3,009 shares

Grant/Award 1 txn

Insider JACKSON JOHN EARL

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	3,009	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 3,009 contracts (Direct)

Footnotes (2)

1. F1. Not applicable. Each Restricted Stock Unit represents the right to receive one share of the Issuer's common stock upon vesting.
2. F2. Not Applicable. The acquisition reflects an award of Restricted Stock Units pursuant to the Company's 2019 Equity Incentive Plan. The award vests on the first anniversary of the grant date, subject to accelerated vesting under certain circumstances.

Key Figures

RSU grant size: 3,009 units RSU transaction price: $0.0000 per unit RSUs after transaction: 3,009 units +1 more

4 metrics

RSU grant size 3,009 units Restricted Stock Units granted to director on grant date

RSU transaction price $0.0000 per unit Equity compensation, no cash paid by director

RSUs after transaction 3,009 units Total derivative securities following transaction

Underlying common shares 3,009 shares Each RSU represents one NGS common share upon vesting

Key Terms

Restricted Stock Units, 2019 Equity Incentive Plan, vests on the first anniversary, underlying security

4 terms

Restricted Stock Units financial

"Each Restricted Stock Unit represents the right to receive one share of the Issuer's common stock upon vesting."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

2019 Equity Incentive Plan financial

"The acquisition reflects an award of Restricted Stock Units pursuant to the Company's 2019 Equity Incentive Plan."

vests on the first anniversary financial

"The award vests on the first anniversary of the grant date, subject to accelerated vesting under certain circumstances."

underlying security financial

"underlying_security_title: "Common Stock", underlying_security_shares: "3009.0000""

FAQ

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

What insider transaction did NGS director John Earl Jackson report on this Form 4?

John Earl Jackson reported receiving 3,009 Restricted Stock Units from NATURAL GAS SERVICES GROUP INC. The RSUs were granted as equity compensation, not purchased on the open market, and give him the right to receive an equal number of common shares when they vest.

How many Restricted Stock Units did NGS grant to director John Earl Jackson?

NATURAL GAS SERVICES GROUP INC granted John Earl Jackson 3,009 Restricted Stock Units. These units represent a future right to receive 3,009 shares of common stock, subject to vesting conditions defined in the company’s 2019 Equity Incentive Plan.

What are the vesting terms for John Earl Jackson’s NGS Restricted Stock Units?

The 3,009 NGS Restricted Stock Units vest on the first anniversary of the grant date. Vesting is also subject to accelerated vesting in certain circumstances, as provided under the company’s 2019 Equity Incentive Plan governing this award.

Did John Earl Jackson pay cash for the 3,009 NGS Restricted Stock Units?

No, the 3,009 Restricted Stock Units were granted at no cash cost to John Earl Jackson. They were awarded as part of his equity compensation, with a stated transaction price per unit of 0.0000 in the Form 4 filing data.

What does each NGS Restricted Stock Unit granted to John Earl Jackson represent?

Each Restricted Stock Unit represents the right to receive one share of NGS common stock. Upon vesting, the RSUs convert into an equal number of common shares, aligning the director’s economic interest with that of other shareholders.

How many NGS Restricted Stock Units does John Earl Jackson hold after this grant?

After the grant, John Earl Jackson holds 3,009 Restricted Stock Units directly. The Form 4 shows total derivative securities following the transaction equal to 3,009, all tied to NGS common stock as the underlying security.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/11/2026 - 09:36 AM 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^*

JACKSON JOHN EARL

(Last) (First) (Middle)

12001 NORTH HOUSTON ROSSLYN

(Street)

HOUSTON TEXAS 77086

(City) (State) (Zip)

UNITED STATES

(Country)

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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/10/2026

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

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

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

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

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	(1)	06/10/2026		A		3,009		(2)	(2)	Common Stock	3,009	$0	3,009	D

Explanation of Responses:

1. Not applicable. Each Restricted Stock Unit represents the right to receive one share of the Issuer's common stock upon vesting.

2. Not Applicable. The acquisition reflects an award of Restricted Stock Units pursuant to the Company's 2019 Equity Incentive Plan. The award vests on the first anniversary of the grant date, subject to accelerated vesting under certain circumstances.

	John E. Jackson	06/11/2026
	** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)