# EDGAR Filing Document

**Accession Number:** 0000056868
**File Stem:** 0000912282-26-000241
**Filing Date:** 2026-2
**Character Count:** 9635
**Document Hash:** 2e28b16efac3551d1482014dc4e44b2b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000912282-26-000241.hdr.sgml**: 20260203

**ACCESSION NUMBER**: 0000912282-26-000241

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260203

**DATE AS OF CHANGE**: 20260203

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** PRIMEENERGY RESOURCES CORP
- **CENTRAL INDEX KEY:** 0000056868
- **STANDARD INDUSTRIAL CLASSIFICATION:** CRUDE PETROLEUM & NATURAL GAS [1311]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 840637348
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-20321
- **FILM NUMBER:** 26590407

**BUSINESS ADDRESS:**
- **STREET 1:** 9821 KATY FREEWAY
- **STREET 2:** SUITE 1050
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77024
- **BUSINESS PHONE:** 2033585700

**MAIL ADDRESS:**
- **STREET 1:** 9821 KATY FREEWAY
- **STREET 2:** SUITE 1050
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77024

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** PRIMEENERGY CORP
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** KRM PETROLEUM CORP
- **DATE OF NAME CHANGE:** 19900614
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** DE ROTHSCHILD ROBERT
- **CENTRAL INDEX KEY:** 0001015878

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**MAIL ADDRESS:**
- **STREET 1:** 224 BAHAMA LANE
- **CITY:** PALM BEACH
- **STATE:** FL
- **ZIP:** 33480

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 1)**

**PrimeEnergy Resources Corporation**

*(Name of Issuer)*

**Common Stock (par value $0.10 per share)**

*(Title of Class of Securities)*

**74158E104**

*(CUSIP Number)*

**Robert de Rothschild**<br>224 Bahama Lane<br>Palm Beach FL 33480<br>(917) 981-7325

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**01/13/2026**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **74158E104** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**de Rothschild Robert** | Name of reporting person<br>**de Rothschild Robert** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**I0** | Citizenship or place of organization<br>**I0** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**201906.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**201906.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**201906.00** | Aggregate amount beneficially owned by each reporting person<br>**201906.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**12.4%** | Percent of class represented by amount in Row (11)<br>**12.4%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

**Comment for Reporting Person:** Totals reflect Reporting Person's holdings as of January 30, 2026.  The percentage ownership was calculated based on 1,635,000 outstanding shares as of November 12, 2025.

| **CUSIP No.** | **74158E104** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Amrace Inc.** | Name of reporting person<br>**Amrace Inc.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**X1** | Citizenship or place of organization<br>**X1** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**201906.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**201906.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**201906.00** | Aggregate amount beneficially owned by each reporting person<br>**201906.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**12.4%** | Percent of class represented by amount in Row (11)<br>**12.4%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**CO** | Type of Reporting Person (See Instructions)<br>**CO** | |

---

**Comment for Reporting Person:** Totals reflect Reporting Person's holdings as of January 30, 2026.  The percentage ownership was calculated based on 1,635,000 outstanding shares as of November 12, 2025.

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Common Stock (par value $0.10 per share)

**(b) Name of Issuer:**
PrimeEnergy Resources Corporation

**(c) Address of Issuer's Principal Executive Offices:**
9821 Katy Freeway, Houston, TX, 77024

**Item 4. Purpose of Transaction**

Since the date of the most recent Schedule 13D amendment filed by Amrace and the Reporting Person, Amrace has sold the following PNRG shares in the ordinary course of business:

February 3, 2025      Sale of 471  Shares at $212.00
February 5, 2025      Sale of 503 Shares at an average weighted price of $215.179 (range of $215.00 to $216.205)
February 6, 2025      Sale of 1,354 Shares at an average weighted price of $204.5722 (range of $201.95 to $207.46)
February 7, 2025      Sale of 1,615 Shares at an average weighted price of $202.1421 (range of $197.15 to $205.00)
February 10, 2025    Sale of 1,337 Shares at an average weighted price of $203.9193 (range of $201.56 to $205.92)
February 11, 2025    Sale of 4,387 Shares at an average weighted price of $201.5392 (range of $193.78 to $205.15)
February 12, 2025    Sale of 1,970 Shares at an average weighted price of $197.305 (range of $104.08 to $199.85)
February 19, 2025    Sale of 3,904 Shares at an average weighted price of $201.28 (range of $200.00 to $207.19)
February 21, 2025    Sale of 1,017 Shares at an average weighted price of $195.2932 (range of $192.13 to $197.21)
June 3, 2025            Sale of 4,389 Shares at an average weighted price of $188.0117 (range of $186.00 to $189.45)
June 4, 2025            Sale of 1,767 Shares at $187.00
January 13, 2026     Sale of 8,700 Shares at an average weighted price of $182.848 (range of $178.945 to $185.75)
January 29, 2026     Sale of 10,151 Shares at an average weighted price of $186.19 (range of $183.015 to $187.21)
January 30, 2026     Sale of 10,001 Shares at an average weighted price of $181.81 (range of $181.00 to $184.06)

**Item 5. Interest in Securities of the Issuer**

**(a)**
As of January 13, 2026 - 222,057 Shares at 13.6%
As of January 30, 2026 - 201,906 Shares at 12.4%

Percentages based on 1,635,000 outstanding shares of Isser as of November 12, 2025 (pursuant to 10-Q filed with the Securities and Exchange Commission on November 19, 2025)

**(b)**
See Cover Page

**(c)**
Shares were sold from February 3, 2025, through January 30, 2026, in the ordinary course of business

**Item 6. Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer.**

Not applicable

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** de Rothschild Robert

**Signature:** /s/ Robert de Rothschild

**Name/Title:** /s/ Robert de Rothschild

**Date:** 02/02/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Amrace Inc.

**Signature:** /s/ Robert de Rothschlid

**Name/Title:** Amrace Inc. by Robert de Rothschild Sole Officer

**Date:** 02/02/2026