# EDGAR Filing Document

**Accession Number:** 0002059900
**File Stem:** 0001019056-25-000220
**Filing Date:** 2025-10
**Character Count:** 12569
**Document Hash:** 969cabff4958e5fcf436458b5d2febf3
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001019056-25-000220.hdr.sgml**: 20251014

**ACCESSION NUMBER**: 0001019056-25-000220

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251014

**DATE AS OF CHANGE**: 20251014

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** HYDROFARM HOLDINGS GROUP, INC.
- **CENTRAL INDEX KEY:** 0001695295
- **STANDARD INDUSTRIAL CLASSIFICATION:** WHOLESALE-MISCELLANEOUS NONDURABLE GOODS [5190]
- **ORGANIZATION NAME:** 07 Trade & Services
- **EIN:** 814895761
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-91943
- **FILM NUMBER:** 251392783

**BUSINESS ADDRESS:**
- **STREET 1:** 1510 MAIN STREET
- **CITY:** SHOEMAKERSVILLE
- **STATE:** PA
- **ZIP:** 19555
- **BUSINESS PHONE:** 707-765-9990

**MAIL ADDRESS:**
- **STREET 1:** 1510 MAIN STREET
- **CITY:** SHOEMAKERSVILLE
- **STATE:** PA
- **ZIP:** 19555

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Hydrofarm Holdings Group, Inc.
- **DATE OF NAME CHANGE:** 20180830

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Innovation Acquisition One Corp
- **DATE OF NAME CHANGE:** 20170120
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Yetter Richard Christopher
- **CENTRAL INDEX KEY:** 0002059900

**ORGANIZATION NAME:**

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

**MAIL ADDRESS:**
- **STREET 1:** 132 E 38TH STREET
- **STREET 2:** UNIT A
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10016

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

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**HYDROFARM HOLDINGS GROUP, INC.**

*(Name of Issuer)*

**Common Stock**

*(Title of Class of Securities)*

**44888K407**

*(CUSIP Number)*

**Dumont Global LP**<br>261 Madison Avenue, #1008<br>New York NY 10016<br>212-705-8180

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

**10/01/2025**

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

| **CUSIP No.** | **44888K407** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Dumont Global LP** | Name of reporting person<br>**Dumont Global LP** | |
| 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>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 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>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| 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>**305000.00** |
| 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>**305000.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**305000.00** | Aggregate amount beneficially owned by each reporting person<br>**305000.00** | |
| 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>**6.55%** | Percent of class represented by amount in Row (11)<br>**6.55%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IA** | Type of Reporting Person (See Instructions)<br>**IA** | |

---

| **CUSIP No.** | **44888K407** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Dumont Fund Partners LLC** | Name of reporting person<br>**Dumont Fund Partners LLC** | |
| 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>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 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>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| 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>**305000.00** |
| 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>**305000.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**305000.00** | Aggregate amount beneficially owned by each reporting person<br>**305000.00** | |
| 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>**6.55%** | Percent of class represented by amount in Row (11)<br>**6.55%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

| **CUSIP No.** | **44888K407** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Dumont Master Fund LP** | Name of reporting person<br>**Dumont Master Fund LP** | |
| 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>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| 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>**305000.00** |
| 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>**305000.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**305000.00** | Aggregate amount beneficially owned by each reporting person<br>**305000.00** | |
| 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>**6.55%** | Percent of class represented by amount in Row (11)<br>**6.55%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

| **CUSIP No.** | **44888K407** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Christopher Richard Yetter** | Name of reporting person<br>**Christopher Richard Yetter** | |
| 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>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 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>**305000.00** |
| 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>**305000.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**305000.00** | Aggregate amount beneficially owned by each reporting person<br>**305000.00** | |
| 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>**6.55%** | Percent of class represented by amount in Row (11)<br>**6.55%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Common Stock

**(b) Name of Issuer:**
HYDROFARM HOLDINGS GROUP, INC.

**(c) Address of Issuer's Principal Executive Offices:**
1510 MAIN STREET, SHOEMAKERSVILLE, PA, 19555

**Item 4. Purpose of Transaction**

Dumont Master Fund LP acquired shares in the Issuer prior to 2025, as detailed in its 13-G filing. On October 1, 2025, Chris Yetter was appointed to the Issuer's Board of the Directors, leading to the recategorizing this filing as a 13-D.

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

**(a)**
As of the date hereof, the Reporting Persons may be deemed to beneficially own, in the aggregate, 305,000 share of Common Stock, representing approximately 6.55% of the Issuer's outstanding shares of Common Stock, based on 4,659,020 shares outstanding as of August 4, 2025, as disclosed in by the Issuer in its Form 10-Q for the quarterly period ended June 30, 2025.

**(b)**
The Fund has sole voting and sole dispositive power regarding the 305,000 share of common stock. DG, DFP, and Mr. Yetter, have shared voting power and shared dispositive power with regard to such shares of common stock.

**(c)**
Not applicable

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

CY: I think nothing to report here; but not sure

### 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:** Dumont Global LP

**Signature:** /s/ Richard Christopher Yetter

**Name/Title:** Founder/Managing Member

**Date:** 10/14/2025

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:** Dumont Fund Partners LLC

**Signature:** /s/ Richard Christopher Yetter

**Name/Title:** Founder/Managing Member

**Date:** 10/14/2025

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:** Dumont Master Fund LP

**Signature:** /s/ Richard Christopher Yetter

**Name/Title:** Founder/Managing Member

**Date:** 10/14/2025

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:** Christopher Richard Yetter

**Signature:** /s/ Christopher Richard Yetter

**Name/Title:** Founder/Managing Member

**Date:** 10/14/2025