Director at Natural Gas Services (NGS) gains 889 shares via RSU

Q: How many Natural Gas Services (NGS) shares did the director acquire?

He acquired 889 shares of NGS common stock at an effective price of $0.00 per share . These shares came from the vesting and exercise of restricted stock units granted as compensation, not from buying shares in the open market.

Q: What do the RSU footnotes in the NGS Form 4 explain?

The footnotes explain the 889 common shares were acquired upon vesting of a restricted stock unit award. Each RSU represented the right to receive one share of common stock upon vesting or, at the holder’s election, up to 50% of the RSUs in cash.

Q: Does the NGS Form 4 show any open-market buying or selling by the director?

The filing shows no open‑market buys or sells . It reports a grant or award acquisition of 889 common shares and the exercise of derivative RSUs, both at $0.00 per share, reflecting routine equity compensation activity.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

NATURAL GAS SERVICES GROUP INC director John A. Gallegos Jr. reported equity compensation activity involving restricted stock units (RSUs). On April 1, 2026, 889 shares of common stock were acquired at $0.00 per share in connection with the vesting of an RSU award, with each RSU delivering one share of common stock or, at the holder’s election, up to 50% in cash. A related derivative entry shows the exercise of 889 RSUs into common stock. After these transactions, he holds 889 shares of common stock directly and a remaining RSU position tied to 4,456 underlying shares of common stock, reflecting ongoing equity-based compensation rather than any open‑market buying or selling.

Insider Trade Summary

889 shares exercised/converted

Mixed 3 txns

Insider Gallegos John A. Jr.

Role null

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	889	$0.00	--
Grant/Award	Common Stock	889	$0.00	--
holding	Restricted Stock Units	--	--	--

Holdings After Transaction: Restricted Stock Unit — 0 shares (Direct, null); Common Stock — 889 shares (Direct, null); Restricted Stock Units — 4,456 shares (Direct, null)

Footnotes (1)

Not applicable. The reported shares were acquired in connection with the vesting of a restricted stock unit (RSU) award. Not applicable. Each RSU represented the right to receive one share of the Issuer's common stock upon vesting (or upon election by the reporting person, up to 50% of the RSUs in cash).

Key Figures

Common shares acquired: 889 shares RSUs exercised: 889 units Common shares held after: 889 shares +2 more

5 metrics

Common shares acquired 889 shares Non-derivative common stock received on April 1, 2026 at $0.00

RSUs exercised 889 units Restricted Stock Unit derivative exercise into common stock on April 1, 2026

Common shares held after 889 shares Total non-derivative common stock directly owned following transactions

RSUs outstanding 4,456 underlying shares Restricted Stock Units referencing common stock remaining after reported activity

RSU exercise price $0.00 per unit Conversion or exercise price for restricted stock units into common stock

Key Terms

Restricted Stock Units, RSU, derivative exercise/conversion, grant/award acquisition

4 terms

Restricted Stock Units financial

"security_title: Restricted Stock Units; underlying security is Common Stock"

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.

RSU financial

"the reported shares were acquired in connection with the vesting of a restricted stock unit (RSU) award"

Restricted stock units (RSUs) are a form of company shares given to employees as part of their compensation, usually with certain restrictions or conditions, such as remaining with the company for a set period. When these restrictions lift, employees receive actual shares that they can sell or hold. For investors, RSUs can impact a company's stock supply and reflect the company's commitment to attracting and retaining talent.

derivative exercise/conversion financial

"transaction_action: derivative exercise/conversion for Restricted Stock Unit entry"

grant/award acquisition financial

"transaction_action: grant/award acquisition for 889 Common Stock shares"

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Form 4 Insider Transactions: What Each Field Means →

06/08/2026 - 01:00 PM

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^*

Gallegos John A. Jr.

(Last)

(First)

(Middle)

952 ECHO LANE

SUITE 460

(Street)

HOUSTON

TEXAS

77024

(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)
04/01/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	04/01/2026		A		889	A	⁽¹⁾	889	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Unit	⁽²⁾	04/01/2026		M			889	⁽²⁾	⁽²⁾	Common Stock	889	$0	0	D
Restricted Stock Units	⁽²⁾							⁽²⁾	⁽²⁾	Common Stock	4,456		4,456	D

Explanation of Responses:

1. Not applicable. The reported shares were acquired in connection with the vesting of a restricted stock unit (RSU) award.

2. Not applicable. Each RSU represented the right to receive one share of the Issuer's common stock upon vesting (or upon election by the reporting person, up to 50% of the RSUs in cash).

	J. Anthony Gallegos, Jr.	06/08/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did NGS director John A. Gallegos Jr. report?

Director John A. Gallegos Jr. reported equity compensation activity, receiving 889 shares of Natural Gas Services common stock on April 1, 2026 through the vesting and exercise of restricted stock units, rather than through any open‑market purchase or sale.

How many Natural Gas Services (NGS) shares did the director acquire?

He acquired 889 shares of NGS common stock at an effective price of $0.00 per share. These shares came from the vesting and exercise of restricted stock units granted as compensation, not from buying shares in the open market.

What do the RSU footnotes in the NGS Form 4 explain?

The footnotes explain the 889 common shares were acquired upon vesting of a restricted stock unit award. Each RSU represented the right to receive one share of common stock upon vesting or, at the holder’s election, up to 50% of the RSUs in cash.

Does the NGS Form 4 show any open-market buying or selling by the director?

The filing shows no open‑market buys or sells. It reports a grant or award acquisition of 889 common shares and the exercise of derivative RSUs, both at $0.00 per share, reflecting routine equity compensation activity.

What RSU position does the NGS director hold after these transactions?

After the reported transactions, the derivative summary shows restricted stock units tied to 4,456 underlying shares of common stock. This remaining RSU position represents future potential share delivery as additional awards vest over time.

How many NGS common shares does the director own following the Form 4 transactions?

Following the Form 4 transactions, the non-derivative table shows the director holding 889 shares of NGS common stock directly. These shares result from the April 1, 2026 RSU vesting and related derivative exercise on a one‑for‑one share basis.