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  4. [Form 4] Quest Resource Holding Corp Insider Trading Activity

Quest Resource (QRHC) director awarded 13,289 deferred stock units

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

FRIEDBERG DANIEL M. reported acquisition or exercise transactions in this Form 4 filing.

Quest Resource Holding Corp director and 10% owner Daniel M. Friedberg reported a compensation-related stock award. He received 13,289 deferred stock units (DSUs) of common stock at $1.13 per unit under the company’s 2024 Incentive Compensation Plan, with shares to be issued when he separates from service.

After this grant, he is credited with 97,068 DSUs in total, all deliverable in common stock upon separation. Separately, he holds 49,085 shares of common stock directly, including 20,000 restricted stock units scheduled to fully vest on August 13, 2026 and 29,085 shares beneficially owned, and 2,842,353 shares indirectly through Hampstead Park Environmental Services Investment Fund LLC.

Positive

  • None.

Negative

  • None.
Insider FRIEDBERG DANIEL M., Hampstead Park Capital Management, LLC, Hampstead Park Environmental Services Investment Fund LLC
Role null | null | null
Type Security Shares Price Value
Grant/Award Common Stock 13,289 $1.13 $15K
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 97,068 shares (Direct, null); Common Stock — 2,842,353 shares (Indirect, By: Hampstead Park Environmental Services Investment Fund LLC)
Footnotes (1)
  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 Mr. Friedberg's separation from service with the Issuer. The reported securities include (a) 18,153 DSUs granted under the Issuer's 2012 Incentive Compensation Plan and (b) 78,915 DSUs granted under the Issuer's 2024 Incentive Compensation Plan. The shares of common stock underlying such DSUs shall be issued upon Mr. Friedberg's separation from service with the Issuer. Includes (a) 20,000 restricted stock units that are scheduled to fully vest on August 13, 2026 and (b) 29,085 shares of common stock beneficially owned by Mr. Friedberg. This Form 4 is filed jointly by Hampstead Park Environmental Services Investment Fund LLC ("Hampstead Park Environmental"), Daniel Friedberg and Hampstead Park Capital Management, LLC ("Hampstead Park Capital"). Hampstead Park Capital is the sole member of Hampstead Park Environmental, and Mr. Friedberg is the Chief Executive Officer of Hampstead Park Capital; each may therefore be deemed to control Hampstead Park Environmental. In addition, Mr. Friedberg is a Director of the Issuer.
DSU grant size 13,289 units at $1.13 Deferred stock units granted under 2024 Incentive Compensation Plan
Total DSUs after grant 97,068 units Deferred stock units to be issued upon separation from service
Indirect holdings 2,842,353 shares Common stock held indirectly by Hampstead Park Environmental Services Investment Fund LLC
Direct common and RSUs 49,085 shares Direct common stock including RSUs reported for Friedberg
2012 plan DSUs 18,153 units Deferred stock units under 2012 Incentive Compensation Plan
2024 plan DSUs 78,915 units Deferred stock units under 2024 Incentive Compensation Plan
Unvested RSUs 20,000 units Restricted stock units scheduled to fully vest on August 13, 2026
Beneficial common stock 29,085 shares Common shares beneficially owned directly by Friedberg
deferred stock units ("DSUs") financial
"These reported securities represent deferred stock units ("DSUs") granted under the Issuer's 2024 Incentive Compensation Plan."
Incentive Compensation Plan financial
"granted under the Issuer's 2024 Incentive Compensation Plan."
An incentive compensation plan is a formal program that rewards employees and executives with bonuses, stock, or other payments tied to specific performance goals—such as revenue, profit, productivity, or long‑term share price. Investors watch these plans because they shape how leaders make decisions and take risks; like paying a coach by wins rather than effort, well‑designed plans can drive sustainable growth while poor designs can encourage short‑term behaviors that harm shareholder value.
restricted stock units financial
"Includes (a) 20,000 restricted stock units that are scheduled to fully vest on August 13, 2026"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
beneficially owned financial
"and (b) 29,085 shares of common stock beneficially owned by Mr. Friedberg."
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
ten percent owner financial
"is_ten_percent_owner": 1"
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED 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*
FRIEDBERG DANIEL M.
(Last)(First)(Middle)
C/O QUEST RESOURCE HOLDING CORPORATION
433 E. LAS COLINAS BOULEVARD, SUITE 675
(Street)
IRVING TEXAS 75039
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
Quest Resource Holding Corp [ QRHC ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/30/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
XForm filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common Stock04/30/2026A13,289(1)A$1.1397,068(2)D
Common Stock49,085(3)D
Common Stock2,842,353IBy: Hampstead Park Environmental Services Investment Fund LLC(4)
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
1. Name and Address of Reporting Person*
FRIEDBERG DANIEL M.
(Last)(First)(Middle)
C/O QUEST RESOURCE HOLDING CORPORATION
433 E. LAS COLINAS BOULEVARD, SUITE 675
(Street)
IRVING TEXAS 75039
(City)(State)(Zip)
UNITED STATES
(Country)
Relationship of Reporting Person(s) to Issuer
XDirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Hampstead Park Capital Management, LLC
(Last)(First)(Middle)
6 LIGHTHOUSE LANE
(Street)
OLD GREENWICH CONNECTICUT 06870
(City)(State)(Zip)
UNITED STATES
(Country)
Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Hampstead Park Environmental Services Investment Fund LLC
(Last)(First)(Middle)
6 LIGHTHOUSE LANE
(Street)
OLD GREENWICH CONNECTICUT 06870
(City)(State)(Zip)
UNITED STATES
(Country)
Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
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 Mr. Friedberg's separation from service with the Issuer.
2. The reported securities include (a) 18,153 DSUs granted under the Issuer's 2012 Incentive Compensation Plan and (b) 78,915 DSUs granted under the Issuer's 2024 Incentive Compensation Plan. The shares of common stock underlying such DSUs shall be issued upon Mr. Friedberg's separation from service with the Issuer.
3. Includes (a) 20,000 restricted stock units that are scheduled to fully vest on August 13, 2026 and (b) 29,085 shares of common stock beneficially owned by Mr. Friedberg.
4. This Form 4 is filed jointly by Hampstead Park Environmental Services Investment Fund LLC ("Hampstead Park Environmental"), Daniel Friedberg and Hampstead Park Capital Management, LLC ("Hampstead Park Capital"). Hampstead Park Capital is the sole member of Hampstead Park Environmental, and Mr. Friedberg is the Chief Executive Officer of Hampstead Park Capital; each may therefore be deemed to control Hampstead Park Environmental. In addition, Mr. Friedberg is a Director of the Issuer.
/s/ Daniel Friedberg05/04/2026
Hampstead Park Capital Management, LLC; By: /s/ Daniel Friedberg, Chief Executive Officer05/04/2026
Hampstead Park Environmental Services Investment Fund LLC; By: Hampstead Park Capital Management, LLC; By: /s/ Daniel Friedberg, Chief Executive Officer05/04/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What did Daniel M. Friedberg report in this Form 4 for QRHC?

Daniel M. Friedberg reported receiving 13,289 deferred stock units (DSUs) of Quest Resource Holding Corp common stock at $1.13 per unit as a grant under the 2024 Incentive Compensation Plan, increasing his total DSU balance credited for future settlement.

When will the new Quest Resource (QRHC) DSUs be settled into shares?

The 13,289 newly granted deferred stock units, along with Friedberg’s other DSUs, will be settled in Quest Resource common stock upon his separation from service with the company, as specified in the Form 4 footnotes describing the DSU grant terms.

How many Quest Resource (QRHC) deferred stock units does Friedberg now hold?

Following the latest award, Friedberg is credited with 97,068 deferred stock units in total, including 18,153 DSUs from the 2012 plan and 78,915 DSUs from the 2024 plan, all to be issued as common shares when his service with the issuer ends.

What direct Quest Resource (QRHC) common stock and RSUs does Friedberg own?

Friedberg’s direct holdings include 49,085 Quest Resource common shares, consisting of 20,000 restricted stock units scheduled to fully vest on August 13, 2026 and 29,085 shares of common stock that he beneficially owns, according to the Form 4 disclosure footnotes.

What is Hampstead Park Environmental Services Investment Fund LLC’s QRHC position?

Hampstead Park Environmental Services Investment Fund LLC, which may be controlled by entities associated with Friedberg, holds 2,842,353 Quest Resource common shares indirectly. This indirect ownership is reported jointly with Friedberg and Hampstead Park Capital Management, LLC in the Form 4 filing.

Is this Quest Resource (QRHC) Form 4 a market purchase or sale?

The Form 4 reflects a grant of 13,289 deferred stock units coded as an acquisition (grant/award), not an open-market purchase or sale. Additional entries simply update Friedberg’s direct and indirect holdings without reporting any market buy or sell transactions.