Form 4 for ZSTK ZeroStack Corp.
Accepted 2026-08-21 19:51:48 ET · period of report 2026-08-19 · accession 0000912282-26-001151 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-21 19:51 | 2026-08-19 | ZSTK | Rong Rudy | Pres | S - Sale | $7.57 | -1,000 | 0 | -100% | -$7,570 |
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 Shares | 2026-08-19 | S | D | 1,000 | $7.57 | 0 | D | — | — |