Cloonan Michael — President & CEO
Insider trading activity for Cloonan Michael sourced from SEC EDGAR Form 4 filings.
Overview
- Title: President & CEO
- Company: Sionna Therapeutics, Inc.
- Total insider trades: 4
- Total buy volume: $0
- Total sell volume: $0
- Last trade: Sep 18, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 17, 2026 | Cloonan Michael | SION Sionna Therapeutics, Inc. | SELL | 436,100 | N/A |
| Sep 17, 2026 | Cloonan Michael | SION Sionna Therapeutics, Inc. | BUY | 436,100 | N/A |
| Sep 17, 2026 | Cloonan Michael | SION Sionna Therapeutics, Inc. | BUY | 109,025 | N/A |
| Sep 17, 2026 | Cloonan Michael | SION Sionna Therapeutics, Inc. | BUY | 109,025 | N/A |