Insider Transactions and Holdings
-
Entity Type
-
Individual
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Role
-
CFO & Head of Corp. Dev.
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Stock Symbol
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SION on Nasdaq
Elena Ridloff - trading volume in the past year for Sionna Therapeutics, Inc.
| Security |
Num Shares |
Value |
Price $ |
Transaction Date |
Ownership |
Underlying Class |
Underlying Amount |
| Common Stock |
38.5K |
$966K |
$25.08 |
Sep 2, 2025 |
Direct |
|
|
| Stock Option (Right to Buy) |
158K |
|
|
Feb 6, 2025 |
Direct |
Common Stock |
|
| Sym |
Class |
Transaction |
% |
Value $ |
* Price $ |
Shares |
Shares After |
Date |
Ownership |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.