Booth Bruce's Form 4 filing
Sionna Therapeutics, Inc. (SION) · filed Oct 7, 2025
- Accession no.
- 0001451612-25-000006
- Filed
- Oct 7, 2025
- Trade date
- Oct 3-6, 2025
- Filing delay
- 4 days
- Rule 10b5-1 plan
- Checked
This filing lists 4 non-derivative transactions and 0 derivative transactions. Open-market sales total $1.49M. It was filed 4 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 |
|---|---|---|---|---|---|---|---|---|
| Oct 3, 2025 | Common Stock | SSaleDisposed | −31,198 | $30.00 | −$935,940 | 2,790,054 | Indirect | |
| Oct 3, 2025 | Common Stock | SSaleDisposed | −6,548 | $30.00 | −$196,440 | 787,527 | Indirect | |
| Oct 6, 2025 | Common Stock | SSaleDisposed | −9,753 | $29.95 | −$292,102.35 | 2,780,301 | Indirect | |
| Oct 6, 2025 | Common Stock | SSaleDisposed | −2,047 | $29.95 | −$61,307.65 | 785,480 | 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.