# EDGAR Filing Document

**Accession Number:** 0001079492
**File Stem:** 0001193125-26-096854
**Filing Date:** 2026-3
**Character Count:** 8137
**Document Hash:** e7d1255bdbfd1bf31529f319175fb24b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-096854.hdr.sgml**: 20260306

**ACCESSION NUMBER**: 0001193125-26-096854

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260304

**FILED AS OF DATE**: 20260306

**DATE AS OF CHANGE**: 20260306

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** BRIGHAM BEN M
- **CENTRAL INDEX KEY:** 0001079492

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** TX
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-41828
- **FILM NUMBER:** 26732085

**MAIL ADDRESS:**
- **STREET 1:** 6300 BRIDGE POINT PKWY
- **STREET 2:** BLDG 2 STE 500
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78730
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Atlas Energy Solutions Inc.
- **CENTRAL INDEX KEY:** 0001984060
- **STANDARD INDUSTRIAL CLASSIFICATION:** CRUDE PETROLEUM & NATURAL GAS [1311]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 932154509
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 5918 WEST COURTYARD DRIVE
- **STREET 2:** SUITE 500
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78730
- **BUSINESS PHONE:** 5122201200

**MAIL ADDRESS:**
- **STREET 1:** 5918 WEST COURTYARD DRIVE
- **STREET 2:** SUITE 500
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78730

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** New Atlas HoldCo Inc.
- **DATE OF NAME CHANGE:** 20230703

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] 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**<sup>*</sup><br>BRIGHAM BEN M<br><sub>(Last) (First) (Middle)</sub><br>5918 W. COURTYARD DRIVE<br>SUITE 500<br><sub>(Street)</sub><br>AUSTIN, TX 78730<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-03-04 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_Executive Chairman_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Atlas Energy Solutions Inc. [ AESI ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2026-03-04 |  | A |  | 277778<sup>(1)</sup> | A | $0 | 850175 | D |  |
| Common Stock |  |  |  |  |  |  |  | 10526880 | I | See footnote<sup>(2)</sup> |
| Common Stock |  |  |  |  |  |  |  | 1564346 | I | See footnote<sup>(3)</sup> |
| Common Stock |  |  |  |  |  |  |  | 2518721 | I | See footnote<sup>(4)</sup> |
| Common Stock |  |  |  |  |  |  |  | 54388 | I | See footnote<sup>(5)</sup> |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) Award of performance share units ("PSUs") pursuant to the Atlas Energy Solutions Inc. Long Term Incentive Plan. The award vested on March 4, 2026, subject to certified performance and authorized settlement by the Compensation Committee of the Issuer with respect to PSUs originally granted on March 13, 2023, which vested based on the Issuer's absolute and relative shareholder return and Return on Capital Employed Performance over a three year period.

(2) Includes 10,526,880 shares of common stock held by Anne and Bud Oil & Gas Vested, LLC ("Anne and Bud Vested") of which Mr. Brigham may be deemed to share the right to direct the voting or disposition of the shares held thereby as the manager of Anne and Bud Vested. Mr. Brigham disclaims beneficial ownership of the shares held by Anne and Bud Vested except to the extent of his pecuniary interest therein, if any.

(3) Includes 1,564,346 shares of common stock held by Brigham Children's Family LP ("Brigham Children's LP") of which Mr. Brigham may be deemed to share the right to direct the voting or disposition of the shares held thereby as the co-manager of BCFP GP, LLC, which is the general partner of Brigham Children's LP. Mr. Brigham disclaims beneficial ownership of the shares held by Brigham Children's LP except to the extent of his pecuniary interest therein, if any.

(4) Includes 2,518,721 shares of common stock held by Anne and Bud Oil & Gas Unvested, LLC ("Anne and Bud Unvested") of which Mr. Brigham may be deemed to share the right to direct the voting or disposition of the shares held thereby as the manager of Anne and Bud Unvested. Mr. Brigham disclaims beneficial ownership of the shares held by Anne and Bud Unvested except to the extent of his pecuniary interest therein, if any.

(5) Includes 54,388 shares of common stock held by Mr. Brigham's spouse as her sole and separate property. Mr. Brigham has no right title interest in, and disclaims all ownership interest in, these shares.

**Remarks:**
Member of 10% owner group

**Signature:** /s/ Ben M. Brigham, by Dathan C. Voelter as Attorney-in-Fact  
**Date:** 2026-03-06

### Remarks:

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.**