Parker Mark S

Hydrofarm Holdings Group, Inc. · President

Parker Mark S is listed in public filings as officer: President. This Parker Mark S insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Hydrofarm Holdings Group, Inc. (HYFM). Investors use Parker Mark S's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Hydrofarm Holdings Group, Inc.HYFM$29k19.3k sharesGrant / ExerciseJan 6, 2026$2.5K1.7k shares$1.51--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Hydrofarm Holdings Group, Inc.HYFM$95k21k sharesGrant / ExerciseAug 18, 2025$1.7K370 shares$4.51--
Hydrofarm Holdings Group, Inc.HYFM$96k21.4k sharesGrant / ExerciseAug 11, 2025$3.5K771 shares$4.49--
Hydrofarm Holdings Group, Inc.HYFM$39k22.1k sharesGrant / ExerciseApr 8, 2025$2.5K1.4k shares$1.78--
Hydrofarm Holdings Group, Inc.HYFM--23.5k sharesGrant / ExerciseFeb 28, 2025Disclosure amount unavailable2.8k shares----
Hydrofarm Holdings Group, Inc.HYFM$112k20.8k sharesGrant / ExerciseFeb 26, 2025$45384 shares$5.39--
Hydrofarm Holdings Group, Inc.HYFM--208.5k sharesGrant / ExerciseJan 1, 2025Disclosure amount unavailable100k shares----
Hydrofarm Holdings Group, Inc.HYFM$73k108.5k sharesGrant / ExerciseNov 1, 2024$93138 shares$0.677--
Hydrofarm Holdings Group, Inc.HYFM$75k108.7k sharesGrant / ExerciseOct 1, 2024$92134 shares$0.689--
Hydrofarm Holdings Group, Inc.HYFM$47k108.8k sharesGrant / ExerciseSep 3, 2024$58134 shares$0.4355--
Hydrofarm Holdings Group, Inc.HYFM$60k109k sharesGrant / ExerciseAug 19, 2024$2.0K3.6k shares$0.5539--
Hydrofarm Holdings Group, Inc.HYFM$61k112.6k sharesGrant / ExerciseAug 8, 2024$3.9K7.2k shares$0.541--
Hydrofarm Holdings Group, Inc.HYFM$76k119.8k sharesGrant / ExerciseJul 31, 2024$92144 shares$0.6358--
Hydrofarm Holdings Group, Inc.HYFM$83k120k sharesGrant / ExerciseJun 30, 2024$91132 shares$0.69--