NGS insider plans sale of 18,748 shares valued at $558,095

Rhea-AI Filing Summary

NGS received a Form 144 notice for a proposed sale of 18,748 shares of common stock through RBC Capital Markets LLC, with an aggregate market value of $558,095.00. The approximate sale date is 11/10/2025 on the NYSE.

The shares were acquired via an RSU vest on 01/18/2016. As context, shares outstanding were 12,542,314; this is a baseline figure, not the amount being offered. Recent activity includes sales reported on 11/07/2025 (11,152 shares for $324,051.00) and 08/22/2025 (20,000 shares for $525,060.00).

Insights

Securities law analyst

Administrative notice of planned insider sale; neutral impact.

This Form 144 discloses an intended sale of 18,748 common shares with an aggregate market value of $558,095.00, to be executed through RBC Capital Markets LLC on or around 11/10/2025. It identifies the NYSE as the exchange and cites acquisition via RSU vesting on 01/18/2016.

The filing also lists recent sales, such as 11/07/2025 (11,152 shares; $324,051.00) and 08/22/2025 (20,000 shares; $525,060.00). These entries document historical transactions rather than new registration activity. The disclosure is routine and does not, by itself, alter the company’s fundamentals.

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 NY 55401	18748	558095.00	12542314	11/10/2025	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	01/18/2016	RSU VEST	ISSUER			18748	01/18/2016	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 Suite 1700 Minneapolis MN 55401	COMMON	11/07/2025	11152	324051.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	11/06/2025	100	2900.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/26/2025	7915	225591.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/25/2025	759	21631.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/24/2025	1326	37791.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/23/2025	11457	320214.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/19/2025	63	1732.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/18/2025	1638	45045.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/17/2025	6553	180252.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/16/2025	289	7947.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	09/04/2025	10000	270018.00
STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	COMMON	08/22/2025	20000	525060.00

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 NGS’s Form 144 filing disclose?

It notices a proposed sale of 18,748 common shares with an aggregate market value of $558,095.00.

When is the proposed sale date for the NGS shares?

The approximate sale date disclosed is 11/10/2025.

Which broker and exchange are listed for the NGS share sale?

The broker is RBC Capital Markets LLC, and the exchange named is the NYSE.

How were the shares to be sold originally acquired?

They were acquired via an RSU vest on 01/18/2016.

How many NGS shares are outstanding, as disclosed?

Shares outstanding were 12,542,314.

Does the filing list recent past sales by the same seller?

Yes. Examples include 11/07/2025 (11,152 shares for $324,051.00) and 08/22/2025 (20,000 shares for $525,060.00).