# EDGAR Filing Document

**Accession Number:** 0001181080
**File Stem:** 0001104659-26-062666
**Filing Date:** 2026-5
**Character Count:** 6848
**Document Hash:** fd07e8118a4b04803446779da687689c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-062666.hdr.sgml**: 20260515

**ACCESSION NUMBER**: 0001104659-26-062666

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260512

**FILED AS OF DATE**: 20260515

**DATE AS OF CHANGE**: 20260515

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** COOK THOMAS A A
- **CENTRAL INDEX KEY:** 0001181080

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43289
- **FILM NUMBER:** 26988745
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** GMR Solutions Inc.
- **CENTRAL INDEX KEY:** 0001898718
- **STANDARD INDUSTRIAL CLASSIFICATION:** TRANSPORTATION SERVICES [4700]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 473615769
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 4400 HWY 121
- **STREET 2:** SUITE 700
- **CITY:** LEWISVILLE
- **STATE:** TX
- **ZIP:** 75056
- **BUSINESS PHONE:** 877-244-4890

**MAIL ADDRESS:**
- **STREET 1:** 4400 HWY 121
- **STREET 2:** SUITE 700
- **CITY:** LEWISVILLE
- **STATE:** TX
- **ZIP:** 75056

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GMR Buyer Corp.
- **DATE OF NAME CHANGE:** 20211213

### 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>COOK THOMAS A A<br><sub>(Last) (First) (Middle)</sub><br>C/O GMR SOLUTIONS INC., 4400 HWY<br>121, SUITE 700<br><sub>(Street)</sub><br>LEWISVILLE, TX 75056<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-05-12 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_EVP, GC & Secretary_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>GMR Solutions Inc. [ GMRS ] | **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 |
| Class A Common Stock | 2026-05-12 |  | A<sup>(1)</sup> |  | 248342 | A | $0 | 927568<sup>(2)</sup> | D |  |

---

## 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 |
| Stock Options (Right to Buy) | $15.00 | 2026-05-12 |  | A<sup>(3)</sup> |  | 169428 |  | <sup>(3)</sup> | 2036-05-12 | Class A Common Stock | 169428 | $0 | 169428 | D |  |
| Restricted Stock Units | <sup>(4)</sup> | 2026-05-13 |  | A |  | 75000 |  | <sup>(5)</sup> | <sup>(5)</sup> | Class A Common Stock | 75000 | $0 | 75000 | D |  |

---

### Footnotes:

(1) Represents the number of performance-based restricted stock units ("RSUs") determined to vest upon the consummation of the Issuer's initial public offering (the "IPO Closing"), which settle in shares of Class A Common Stock six months after the IPO Closing. These RSUs were previously reported on the Reporting Person's Form 3.

(2) Includes 459,488 time-based RSUs that vest upon the IPO Closing, which settle in shares of Class A Common Stock six months after the IPO Closing. These RSUs were previously reported on the Reporting Person's Form 3.

(3) These stock options vest in three equal annual installments beginning on May 12, 2027. These stock options were previously reported on the Reporting Person's Form 3.

(4) Each RSU represents a contingent right to receive one share of Class A Common Stock. The RSUs will be settled in either Class A Common Stock or cash (or a combination thereof) at the Issuer's discretion.

(5) These RSUs vest in three equal annual installments beginning on May 12, 2027.

**Signature:** /s/ Thomas Cook  
**Date:** 2026-05-15

### 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.**