| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
President | Executive Vice President | Executive Vice President
1 company
Mark S Parker is President at HYFM. Mark S Parker's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $27K at current prices.
Net of sales, the HYFM filings show accumulation of 22,099 shares.
Mark S Parker has 53 Form 4 filings on record from February 2022 to October 2026, all as President at Hydrofarm Holdings Group (HYFM), 2022–2026.
The 59 reported transactions were 49 tax withholdings, 8 stock awards and 2 open-market purchases.
Counted by filing, the open-market trades come to 1 purchase worth about $20K and no sales.
The only open-market purchase was 22,099 shares of HYFM at an average $0.91 on October 27, 2026, about $20K.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 27, 2026 | HYFM Hydrofarm Holdings Group, Inc. | President | Buy | 22,099 | $0.91 | $19,999.60 | +119.1% | - | - |