Booth Bruce's Form 4 filing
Sionna Therapeutics, Inc. (SION) · filed Oct 1, 2025
- Accession no.
- 0001451612-25-000004
- Filed
- Oct 1, 2025
- Trade date
- Sep 29-Oct 1, 2025
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 6 non-derivative transactions and 0 derivative transactions. Open-market sales total $2.37M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Booth BruceCIK 0001451612 | Director |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 29, 2025 | Common Stock | SSaleDisposed | −54,637 | $30.09 | −$1,644,027.33 | 2,831,656 | Indirect | |
| Sep 29, 2025 | Common Stock | SSaleDisposed | −11,468 | $30.09 | −$345,072.12 | 796,259 | Indirect | |
| Sep 30, 2025 | Common Stock | SSaleDisposed | −10,239 | $30.06 | −$307,784.34 | 2,821,417 | Indirect | |
| Sep 30, 2025 | Common Stock | SSaleDisposed | −2,149 | $30.06 | −$64,598.94 | 794,110 | Indirect | |
| Oct 1, 2025 | Common Stock | SSaleDisposed | −165 | $29.95 | −$4,941.75 | 2,821,252 | Indirect | |
| Oct 1, 2025 | Common Stock | SSaleDisposed | −35 | $29.95 | −$1,048.25 | 794,075 | Indirect |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.