PARKER MARK S
SEC insider (Form 3/4/5 filer). CIK 0001915363. President at HYDROFARM HOLDINGS GROUP, INC. (HYFM). 11 reported Form 4/5 transactions since Sep 2024; latest on Aug 8, 2026. Located in SHOEMAKERSVILLE, PA.
Companies PARKER MARK S has filed insider reports for
- HYDROFARM HOLDINGS GROUP, INC. (HYFM): Officer, President
PARKER MARK S
CIK: 0001915363
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
HYDROFARM HOLDINGS GROUP, INC.
Discretionary Trading P&L
Holdings
Transaction History (11 total)
- Aug 8, 2026HYFM
HYDROFARM HOLDINGS GROUP, INC.
Tax PaymentDirect740 shares at avg. $1.60$1K - Jan 6, 2026HYFM
HYDROFARM HOLDINGS GROUP, INC.
Tax PaymentDirect1.7K shares at avg. $1.51$3K - Aug 18, 2025HYFM
HYDROFARM HOLDINGS GROUP, INC.
Tax PaymentDirect370 shares at avg. $4.51$2K - Aug 11, 2025HYFM
HYDROFARM HOLDINGS GROUP, INC.
Tax PaymentDirect771 shares at avg. $4.49$3K - Apr 8, 2025HYFM
HYDROFARM HOLDINGS GROUP, INC.
Tax PaymentDirect1.4K shares at avg. $1.78$2K - Feb 28, 2025HYFM
HYDROFARM HOLDINGS GROUP, INC.
AwardDirect2.8K shares- - Feb 26, 2025HYFM
HYDROFARM HOLDINGS GROUP, INC.
Tax PaymentDirect84 shares at avg. $5.39$452.76 - Jan 1, 2025HYFM
HYDROFARM HOLDINGS GROUP, INC.
AwardDirect100K shares- - Nov 1, 2024HYFM
HYDROFARM HOLDINGS GROUP, INC.
Tax PaymentDirect138 shares at avg. $0.68$93.426 - Oct 1, 2024HYFM
HYDROFARM HOLDINGS GROUP, INC.
Tax PaymentDirect134 shares at avg. $0.69$92.326
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 8, 2026 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Tax Payment | 740 | $1.60 | $1,184 | Direct |
| Jan 6, 2026 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Tax Payment | 1,672 | $1.51 | $2,525 | Direct |
| Aug 18, 2025 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Tax Payment | 370 | $4.51 | $1,669 | Direct |
| Aug 11, 2025 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Tax Payment | 771 | $4.49 | $3,462 | Direct |
| Apr 8, 2025 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Tax Payment | 1,380 | $1.78 | $2,456 | Direct |
| Feb 28, 2025 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Award | 2,751 | - | - | Direct |
| Feb 26, 2025 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Tax Payment | 84 | $5.39 | $453 | Direct |
| Jan 1, 2025 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Award | 100,000 | - | $0 | Direct |
| Nov 1, 2024 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Tax Payment | 138 | $0.68 | $93 | Direct |
| Oct 1, 2024 | HYFM HYDROFARM HOLDINGS GROUP, INC. | Tax Payment | 134 | $0.69 | $92 | Direct |
1-10 of 11 transactions