Senior insider sale
SIONNA THERAPEUTICS, INC. — senior position signals high conviction
$873.8K
22.01K shares
What this filing means
RA CAPITAL HEALTHCARE FUND LP plans to sell 22.01K shares of SIONNA THERAPEUTICS, INC. valued at approximately $873.8K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 11/18/2025ACC: 0001178937-25-000066
Director10% Owner
Since Feb 2025
22.01K
Shares to sell
$873.8K
Approx. market value
332.00
Acquired (3 months)
1
Planned
3 completed
Securities Acquired — Last 3 Months1
Private Transaction
Wire
2/2/2022
332.00Total acquired332.00
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
2/2/2022 | Private Transaction Wire | 332.00 | — |
| Total | 332.00 | ||
Planned & Completed Dispositions4
Completed
—Completed
Units to sell
3.94K
Market value
$159.8K
11/17/2025
—Completed
Units to sell
3.62K
Market value
$143.4K
10/28/2025
—Completed
Units to sell
14.12K
Market value
$557.6K
10/24/2025
Planned — Approximate Date
NASDAQ GMPlanned
Units to sell
332.00
Market value
$13.0K
11/18/2025
Total
Units
22.01K
Value
$873.8K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
11/17/2025 | 3.94K | $159.8K | — | Completed |
10/28/2025 | 3.62K | $143.4K | — | Completed |
10/24/2025 | 14.12K | $557.6K | — | Completed |
| Planned — Approximate Date | ||||
11/18/2025 | 332.00 | $13.0K | NASDAQ GM | Planned |
| Total | 22.01K | $873.8K | ||