Form 4/A for HDSN HUDSON TECHNOLOGIES INC /NY
Accepted 2026-05-21 11:31:42 ET · period of report 2026-05-13 · accession 0000925528-26-000051 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 2026-05-21 11:31 | 2026-05-13 | HDSN | Parrillo Richard | Dir | P - Purchase | $4.83 | +10.0K | 195.7K | +5% | +$48.3K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-05-13 | P | A | 10,000 | $4.83 | 195,746 | D | — | — |