| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
President &CEO
1 company
Cloonan Michael is a President &CEO at Sionna Therapeutics, Inc.. Recent SEC Form 4 filings include 0 buys and 12 sells.
Estimated insider holdings value: $20.4M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 21, 2025 | SION Sionna Therapeutics, Inc. | President &CEO | Sale+OE | 99,800 | $36.26 | $3,618,560.35 | -4.4% | -5.9% | - | |
| Oct 16, 2025 | SION Sionna Therapeutics, Inc. | President &CEO | Sale+OE | 25,200 | $31.28 | $788,152.84 | -1.5% | +25.9% | - | |
| Sep 29, 2025 | SION Sionna Therapeutics, Inc. | President &CEO | Sale+OE | 25,000 | $29.11 | $727,797.56 | -2.2% | +45.0% | - | |
| Aug 27, 2025 | SION Sionna Therapeutics, Inc. | President &CEO | Sale+OE | 25,000 | $24.97 | $624,360.90 | -2.2% | +76.2% | - | |
| Aug 20, 2025 | SION Sionna Therapeutics, Inc. | President &CEO | Sale+OE | 25,000 | $22.75 | $568,750.00 | -4.4% | +71.8% | - |