Amrace Inc. sells 20,151 PrimeEnergy shares

PrimeEnergy Resources Corp. insider reporting shows that Amrace Inc., an entity associated with 10% owner Robert de Rothschild, sold a total of 20,151 common shares in late January 2026.

Rhea-AI Filing Summary

PrimeEnergy Resources Corp. insider reporting shows that Amrace Inc., an entity associated with 10% owner Robert de Rothschild, sold a total of 20,151 common shares in late January 2026. Amrace Inc. sold 10,151 shares on January 29, 2026 at a weighted average price of $186.19 per share, and 10,000 shares on January 30, 2026 at a weighted average price of $181.81 per share. After these transactions, Amrace Inc. continued to hold 201,906 common shares indirectly reported for de Rothschild. The filing states that sale prices reflect weighted averages across multiple trades within disclosed price ranges and that de Rothschild disclaims beneficial ownership of the Amrace Inc. shares except to the extent of his pecuniary interest.

Insider Trade Summary

Net Seller: 20,151 shares

Net Sell 2 txns

Insider DE ROTHSCHILD ROBERT

Role 10% Owner

Sold 20,151 shs ($3.71M)

Type	Security	Shares	Price	Value
Sale	Common Shares	10,000	$181.81	$1.82M
Sale	Common Shares	10,151	$186.19	$1.89M

Holdings After Transaction: Common Shares — 201,906 shares (Indirect, See footnote)

Footnotes (3)

1. F1. The sale price reported above is a weighted average price. The shares were sold in multiple transactions at price ranging from $183.015 to $187.21, inclusive. The reporting person undertakes to provide to PrimeEnergy Resources Corporation, any security holder of PrimeEnergy Resources Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
2. F2. The sale price reported above is a weighted average price. The shares were sold in multiple transactions at price ranging from $181.00 to 184.06, inclusive. The reporting person undertakes to provide to PrimeEnergy Resources Corporation, any security holder of PrimeEnergy Resources Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
3. F3. Shares are held of record by Amrace Inc. The Reporting Person disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein.

FAQ

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What insider transaction did PNRG report for Robert de Rothschild?

PrimeEnergy Resources reported that Amrace Inc., associated with 10% owner Robert de Rothschild, sold 20,151 common shares on January 29–30, 2026. These sales were disclosed on a Form 4 insider filing covering non-derivative common shares.

On what dates were PrimeEnergy (PNRG) shares sold in this Form 4?

The filing shows sales of PrimeEnergy Resources common shares on January 29, 2026 and January 30, 2026. Each date reflects a separate sale by Amrace Inc. reported as non-derivative transactions in common shares.

What prices were received for the PNRG shares sold by Amrace Inc.?

The January 29, 2026 sale of 10,151 PrimeEnergy common shares had a weighted average price of $186.19. The January 30, 2026 sale of 10,000 shares had a weighted average price of $181.81, each based on multiple trades within stated price ranges.

How many PNRG shares remain indirectly held after these insider sales?

After the reported transactions, 201,906 PrimeEnergy common shares remained indirectly held through Amrace Inc. This share balance is reported as indirectly attributable to Robert de Rothschild following the January 30, 2026 sale.

Who actually holds the PNRG shares reported for Robert de Rothschild?

The shares are held of record by Amrace Inc. The Form 4 states that Robert de Rothschild disclaims beneficial ownership of these PrimeEnergy shares, except to the extent of his pecuniary interest in Amrace Inc.

How were the PNRG sale prices in this Form 4 calculated?

For each sale date, the reported price is a weighted average across multiple trades. The filing notes trades occurred within specified price ranges and that detailed trade-by-trade pricing is available upon request from PrimeEnergy, its security holders, or the SEC staff.

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Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 02/02/2026 - 10:54 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^*

DE ROTHSCHILD ROBERT

(Last) (First) (Middle)

224 BAHAMA LANE

(Street)

PALM BEACH FL 33480

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PRIMEENERGY RESOURCES CORP [ PNRG ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/29/2026

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 Shares	01/29/2026		S		10,151	D	$186.19(1)	211,906	I	See footnote(3)
Common Shares	01/30/2026		S		10,000	D	$181.81(2)	201,906	I	See footnote(3)

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

Explanation of Responses:

1. The sale price reported above is a weighted average price. The shares were sold in multiple transactions at price ranging from $183.015 to $187.21, inclusive. The reporting person undertakes to provide to PrimeEnergy Resources Corporation, any security holder of PrimeEnergy Resources Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

2. The sale price reported above is a weighted average price. The shares were sold in multiple transactions at price ranging from $181.00 to 184.06, inclusive. The reporting person undertakes to provide to PrimeEnergy Resources Corporation, any security holder of PrimeEnergy Resources Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

3. Shares are held of record by Amrace Inc. The Reporting Person disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein.

	/s/ Robert de Rothschild	02/02/2026
	** 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.