Form 4 for SION Sionna Therapeutics, Inc.
Accepted 2025-09-05 00:00:00 ET · period of report 2025-09-04 · accession 0002036042-25-000055 · 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 | 2025-09-05 | 2025-09-04 | SION | Fitzpatrick Jennifer | CLO | S - Sale+OE | $23.12 | -10.2K | 0 | -100% | -$237.0K |
| D | 2025-09-05 | 2025-09-04 | SION | Fitzpatrick Jennifer | CLO | M - OptEx | $6.11 | +10.2K | 10.2K | New | +$62.6K |
| D | 2025-09-05 | 2025-09-04 | SION | Fitzpatrick Jennifer | CLO | M - OptEx | $0.00 | -10.2K | 71.4K | -13% | $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 | 2025-09-04 | S | D | 10,250 | $23.12 | 0 | D | — | — | (F2) The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $21.80 to $24.52, inclusive. The Reporting Person undertakes to provide to the Issuer, any sercurityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price at which the transactions were effected. |
| 2 | Common | Common Stock | 2025-09-04 | M | A | 10,250 | $6.11 | 10,250 | D | — | — | |
| 3 | Derivative | Non-Qualified Stock Option (right to buy) | 2025-09-04 | M | D | 10,250 | $0.00 | 71,435 | D | $6.11 · — to 2034-07-14 | 10,250 Common Stock | (F3) 25% of the shares underlying this option vested on June 3, 2025, with the remainder vesting in thirty-six equal monthly installments thereafter, subject to the Reporting Person's continued service on each such vesting date. |