GRYSKA DAVID W
Director · FBRX, DFTX, MNMD
As of 2026-09-27, GRYSKA DAVID W has 45 Form 4 transactions on record across 3 companies — 39 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2024-12-05 | MNMD | Purchase | 2,500 @ $7.17 | $18K | +14.4% of holding | 19,851 | Form 4 |
| 2024-08-23 | MNMD | Purchase | 3,500 @ $5.98 | $21K | +25.3% of holding | 17,351 | Form 4 |
43 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-27 | FBRX | Disposition | 18,353 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 31,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 18,353 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Code U | 5,940 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 1,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 31,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Code U | 5,940 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 1,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 31,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 18,353 | 0 | Form 4 |
| 2026-08-27 | FBRX | Code U | 5,940 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 1,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 31,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 18,353 | 0 | Form 4 |
| 2026-08-27 | FBRX | Code U | 5,940 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 1,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 31,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 18,353 | 0 | Form 4 |
| 2026-08-27 | FBRX | Code U | 5,940 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 1,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 2,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 31,000 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 18,353 | 0 | Form 4 |
| 2026-08-27 | FBRX | Code U | 5,940 | 0 | Form 4 |
| 2026-08-27 | FBRX | Disposition | 1,000 | 0 | Form 4 |
| 2026-06-11 | DFTX | Award / grant | 4,666 | 19,900 | Form 4 |
| 2026-06-11 | DFTX | Award / grant | 19,188 | 19,188 | Form 4 |
| 2026-05-29 | FBRX | Award / grant | 18,353 | 18,353 | Form 4 |
| 2025-06-12 | MNMD | Award / grant | 75,187 | 75,187 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.