Senior insider sale
SIONNA THERAPEUTICS, INC. — senior position signals high conviction
$974.5K
24.53K shares
What this filing means
RA CAPITAL HEALTHCARE FUND LP plans to sell 24.53K shares of SIONNA THERAPEUTICS, INC. valued at approximately $974.5K. 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: 11/20/2025ACC: 0001178937-25-000078
Director10% Owner
Since Feb 2025
24.53K
Shares to sell
$974.5K
Approx. market value
246.00
Acquired (3 months)
1
Planned
5 completed
Securities Acquired — Last 3 Months1
Private Transaction
Wire
2/2/2022
246.00Total acquired246.00
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
2/2/2022 | Private Transaction Wire | 246.00 | — |
| Total | 246.00 | ||
Planned & Completed Dispositions6
Completed
—Completed
Units to sell
2.28K
Market value
$91.2K
11/19/2025
—Completed
Units to sell
332.00
Market value
$13.0K
11/18/2025
—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
246.00
Market value
$9.6K
11/20/2025
Total
Units
24.53K
Value
$974.5K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
11/19/2025 | 2.28K | $91.2K | — | Completed |
11/18/2025 | 332.00 | $13.0K | — | 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 | ||||
11/20/2025 | 246.00 | $9.6K | NASDAQ GM | Planned |
| Total | 24.53K | $974.5K | ||