NGS (NYSE) Section 144 notice lists 70,000 shares; insider sold Dec 2025

Rhea-AI Filing Summary

Natural Gas Services Group Inc. (NGS) filing a Section 144 notice reporting proposed sales of common stock through RBC Capital Markets. The notice lists 70,000 common shares and records recent dispositions of 10,000 shares on 12/10/2025 for $331,600 and 10,000 shares on 12/11/2025 for $335,400. The filing also lists multiple previously vested RSU grants with individual vesting dates and share counts shown as context.

Insights

Securities Compliance Counsel

Section 144 notice records proposed resale activity and prior December dispositions.

The filing lists a block of 70,000 common shares associated with an underwriter, and it records two past sales of 10,000 shares each on 12/10/2025 and 12/11/2025, with proceeds of $331,600 and $335,400.

The excerpt also itemizes multiple vested RSU awards with vesting dates and share counts as background. Timing and full distribution mechanics for the 70,000 shares are not specified in the excerpt; subsequent filings or broker confirmations may provide details.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
COMMON	RBC CAPITAL MARKETS LLC 250 NICOLLET MALL, SUITE 1700 MINNEAPOLIS MN 55401	70000	2630922.00	12568917	03/05/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
COMMON	03/15/2019	RSU VEST	ISSUER			13607	03/15/2019	N/A
COMMON	02/14/2019	RSU VEST	ISSUER			1071	02/14/2019	N/A
COMMON	09/17/2018	RSU VEST	ISSUER			4000	09/17/2018	N/A
COMMON	01/18/2016	RSU VEST	ISSUER			525	01/18/2016	N/A
COMMON	05/18/2022	RSU VEST	ISSUER			7128	05/18/2022	N/A
COMMON	04/05/2022	RSU VEST	ISSUER			9965	04/05/2022	N/A
COMMON	03/29/2022	RSU VEST	ISSUER			22093	03/29/2022	N/A
COMMON	05/22/2023	RSU VEST	ISSUER			11611	05/22/2023	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 NICOLLET MALL MINNEAPOLIS MN 55401	NATURAL GAS SERVICES GROUP INC	12/10/2025	10000	331600.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 NICOLLET MALL MINNEAPOLIS MN 55401	NATURAL GAS SERVICES GROUP INC	12/11/2025	10000	335400.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the NGS Form 144 report say about proposed sales?

The filing lists proposed resale activity for common stock through RBC Capital Markets. It specifies 70,000 common shares associated with the broker and provides details of recent sales and vested RSU awards as background.

Did an insider sell NGS shares recently and for how much?

Yes, two dispositions are recorded in December 2025: 10,000 shares sold on 12/10/2025 for $331,600. Another 10,000 shares sold on 12/11/2025 for $335,400.

Are RSU vesting details included in the filing for NGS?

Yes, the filing lists multiple vested RSU grants with specific vesting dates and share counts. These RSU entries are presented as grant/vesting context and are not described as the shares being offered for resale in this excerpt.

Who is the broker handling the reported shares for NGS?

The notice names RBC Capital Markets LLC at 250 Nicollet Mall, Minneapolis as the broker-dealer associated with the listed common shares. No further distribution mechanics are included in the excerpt.

Does the filing state net proceeds or how the shares will be sold?

The excerpt reports per-transaction gross proceeds for prior December sales but does not state planned sale methods or issuer proceeds for the 70,000 shares. Details on sale methods are not provided in the provided text.