Form 4 for KRYS Krystal Biotech, Inc.
Accepted 2026-02-23 00:00:00 ET · period of report 2026-02-19 · accession 0001209059-26-000003 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-02-23 | 2026-02-19 | KRYS | ROSSI DINO A | Dir | M - OptEx | $8.79 | +18.9K | 97.6K | +24% | +$166.6K |
| DM | 2026-02-23 | 2026-02-19 | KRYS | ROSSI DINO A | Dir | S - Sale+OE | $261.41 | -18.9K | 89.5K | -17% | -$4.95M |
| D | 2026-02-23 | 2026-02-19 | KRYS | ROSSI DINO A | Dir | M - OptEx | $0.00 | -18.9K | 0 | -100% | $0 |
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 | 2026-02-19 | M | A | 18,950 | $8.79 | 97,641 | D | — | — | |
| 2 | Common | Common Stock | 2026-02-19 | S | D | 10,834 | $262.10 | 78,691 | D | — | — | (F1) Multiple lots for the same price for this transaction have been combined. |
| 3 | Common | Common Stock | 2026-02-19 | S | D | 8,116 | $260.49 | 89,525 | D | — | — | |
| 4 | Derivative | Stock Option (Right to Buy) | 2026-02-19 | M | D | 18,950 | $0.00 | 0 | D | $8.79 · — to 2027-05-31 | 18,950 Common Stock | (F2) The options vested ratably over a four-year period beginning on June 1, 2018. |