SION Award Disclosure
Ridloff Elena · SEC Form 4 · Filed Sep 18, 2026
Award
Calculated transaction value
$0
Ridloff Elena CFO And Cbo
SION
Sionna Therapeutics
SION
Transaction date
Sep 17, 2026
Public filing date
Sep 18, 2026
Filing lag
Filed 1 day later
SION daily price context
Close on/before transaction
$7.18
Sep 17, 2026
Close before public filing
$7.18
Sep 17, 2026
Return since public filing
-16.99%
Through Sep 18, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 47,268 shares @ $0
- SEC ownership
- Direct
- Transaction code
- A
- Form
- 4
- Filing identifier
- 0001772518-26-000004
Filing cohort
Transactions in this filing
Showing 4 of 4
Trades
4
Issuers
1
Estimated value
$0
Buys / sales
0 / 0
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Sionna Therapeutics, Inc. SION | Award | Sep 17, 2026 | $0 |
| Sionna Therapeutics, Inc. SION Current | Award | Sep 17, 2026 | $0 |
| Sionna Therapeutics, Inc. SION | Award | Sep 17, 2026 | $0 |
| Sionna Therapeutics, Inc. SION | Disposition | Sep 17, 2026 | $0 |