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CIK 0001695295 · Non-accelerated filer<br>Smaller reporting company

HYDROFARM HOLDINGS GROUP, INC.

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Ticker
HYFM
Exchange
Nasdaq
Industry
Wholesale-Miscellaneous Nondurable Goods
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
814895761
Phone
707-765-9990
Business address
1510 MAIN STREET, SHOEMAKERSVILLE, PA, 19555
Former names
Innovation Acquisition One Corp
Open-market buys, last 90 days
$20,000
in 1 filing
Open-market sales, last 90 days
$0
in 0 filings

Net +$20,000. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. PARKER MARK S +$20K President 1 filing

Reading 13 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-10-27 O'Brien Kevin Patrick Chief Financial Officer Grant or award · Common Warrant +55,248 55,248
2026-10-27 PARKER MARK S President Purchase +22,099 $0.91 $20K 40,657
2026-10-27 PARKER MARK S President Purchase · Common Warrant +22,099 22,099
2026-10-27 Toler William Douglas Chief Executive Officer Grant or award +55,248 $0.91 $50K 276,920
2026-10-27 Toler William Douglas Chief Executive Officer Grant or award · Common Warrant +55,248 55,248
2026-10-27 Yetter Richard Christopher Director Grant or award +138,121 $0.91 $125K 443,121
2026-10-27 Yetter Richard Christopher Director Grant or award · Common Warrant +138,121 138,121
2026-08-08 Ackerman Erica CAO and Corporate Controller Shares withheld for taxes −138 $1.60 $221 7,402
2026-08-08 PARKER MARK S President Shares withheld for taxes −740 $1.60 $1K 18,558
2026-06-23 Yetter Richard Christopher Director Grant or award +30,000 50,000
2026-06-23 Chung Patrick Director Grant or award +30,000 91,148
2026-06-23 Persofsky Renah Director Grant or award +30,000 91,498
2026-06-23 Denis Melisa Director Grant or award +30,000 88,423
2026-01-06 Ackerman Erica CAO and Corporate Controller Shares withheld for taxes −687 $1.51 $1K 7,540
2026-01-06 PARKER MARK S President Shares withheld for taxes −1,672 $1.51 $3K 19,328
2026-01-06 O'Brien Kevin Patrick Chief Financial Officer Sale −1,150 $1.51 $2K 13,222
2026-01-06 Toler William Douglas Chief Executive Officer Shares withheld for taxes −5,189 $1.51 $8K 221,672
2025-12-05 Denis Melisa Director Sale −120 $1.92 $230 58,423
2025-12-04 Denis Melisa Director Sale −2,875 $1.88 $5K 58,543
2025-10-01 Yetter Richard Christopher Director Grant or award +20,000 20,000

Page 1 of 12 · 229 trades