[Form 4] Quest Resource Holding Corp Insider Trading Activity

Rhea-AI Filing Summary

Quest Resource Holding Corp (QRHC) director reported an acquisition of 2,302 deferred stock units (DSUs) on 10/31/2025 at $1.52 per unit. DSUs are scheduled to convert into common stock upon the director’s separation from service.

Following the transaction, the director beneficially owns 36,353 DSUs granted under the company’s 2012 and 2024 incentive plans. The filing also lists 44,335 other equity interests, comprised of 20,000 restricted stock units (RSUs) that are scheduled to fully vest on August 13, 2026 and 24,335 shares of common stock. This Form 4 reflects routine equity award activity and updated holdings.

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
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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^*

Tomolonius Sarah

(Last) (First) (Middle)

C/O QUEST RESOURCE HOLDING CORP

3481 PLANO PARKWAY

(Street)

THE COLONY TX 75056

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Quest Resource Holding Corp [ QRHC ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/31/2025

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 Stock	10/31/2025		A		2,302(1)	A	$1.52	36,353(2)	D
Common Stock								44,335(3)	D

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. These reported securities represent deferred stock units ("DSUs") granted under the Issuer's 2024 Incentive Compensation Plan. The shares of common stock underlying such DSUs shall be issued upon the Reporting Person's separation from service with the Issuer.

2. The reported securities include (a) 18,027 DSUs granted under the Issuer's 2012 Incentive Compensation Plan and (b) 18,326 DSUs granted under the Issuer's 2024 Incentive Compensation Plan. The shares of common stock underlying such DSUs shall be issued upon the Reporting Person's separation from service with the Issuer.

3. Includes (a) 20,000 RSUs that are scheduled to fully vest on August 13, 2026 and (b) 24,335 shares of common stock beneficially owned by the Reporting Person.

	/s/ Brett W. Johnston, as Attorney-in-Fact	11/04/2025
	** 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.

FAQ

What did QRHC disclose in this Form 4?

A director acquired 2,302 DSUs on 10/31/2025 at $1.52 and updated beneficial holdings.

How many DSUs does the QRHC director now hold?

The director beneficially owns 36,353 DSUs under the 2012 and 2024 plans.

At what price were the new DSUs recorded?

The DSUs were recorded at $1.52 per unit.

When do the DSUs settle into shares for the QRHC director?

The DSUs convert into common stock upon the director’s separation from service.

What other QRHC equity does the director hold?

The filing lists 44,335 total other equity interests: 20,000 RSUs and 24,335 shares of common stock.

When do the RSUs vest?

The 20,000 RSUs are scheduled to fully vest on August 13, 2026.

What is the ticker for Quest Resource Holding Corp?

The ticker is QRHC.