CIK 0002036042 · Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company
Sionna Therapeutics, Inc.
Sign in to watch- Ticker
- SION
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- Phone
- 617-819-2020
- Business address
- 21 HICKORY DRIVE, SUITE 500, WALTHAM, MA, 02451
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $21,835,018
- in 1 filing
Net −$21,835,018. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-09-29 | Cloonan Michael President & CEO | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −7,793 | 178,142 | ||
| 2025-09-26 | Cloonan Michael President & CEO | Option exercise 10b5-1 | +17,207 | $6.11 | $105K | 564,550 |
| 2025-09-26 | Cloonan Michael President & CEO | Sale 10b5-1 | −17,207 | $28.85 | $496K | 547,343 |
| 2025-09-26 | Cloonan Michael President & CEO | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −17,207 | 185,935 | ||
| 2025-09-04 | Fitzpatrick Jennifer Chief Legal Officer | Option exercise 10b5-1 | +10,250 | $6.11 | $63K | 10,250 |
| 2025-09-04 | Fitzpatrick Jennifer Chief Legal Officer | Sale 10b5-1 | −10,250 | $23.12 | $237K | 0 |
| 2025-09-04 | Fitzpatrick Jennifer Chief Legal Officer | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −10,250 | 71,435 | ||
| 2025-09-02 | Ridloff Elena CFO & Head of Corp. Dev. | Sale 10b5-1 | −8,836 | $25.08 | $222K | 38,532 |
| 2025-08-29 | Ridloff Elena CFO & Head of Corp. Dev. | Sale 10b5-1 | −748 | $25.18 | $19K | 47,368 |
| 2025-08-28 | Ridloff Elena CFO & Head of Corp. Dev. | Sale 10b5-1 | −16,098 | $25.97 | $418K | 48,116 |
| 2025-08-27 | Cloonan Michael President & CEO | Option exercise 10b5-1 | +7,426 | $6.11 | $45K | 554,769 |
| 2025-08-27 | Cloonan Michael President & CEO | Sale 10b5-1 | −7,426 | $25.01 | $186K | 547,343 |
| 2025-08-27 | Cloonan Michael President & CEO | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −7,426 | 203,142 | ||
| 2025-08-27 | Ridloff Elena CFO & Head of Corp. Dev. | Sale 10b5-1 | −3,618 | $25.10 | $91K | 64,214 |
| 2025-08-26 | Cloonan Michael President & CEO | Option exercise 10b5-1 | +17,574 | $6.11 | $107K | 564,917 |
| 2025-08-26 | Cloonan Michael President & CEO | Sale 10b5-1 | −17,574 | $24.96 | $439K | 547,343 |
| 2025-08-26 | Cloonan Michael President & CEO | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −17,574 | 210,568 | ||
| 2025-08-26 | Ridloff Elena CFO & Head of Corp. Dev. | Sale 10b5-1 | −3,700 | $25.13 | $93K | 67,832 |
| 2025-08-20 | Cloonan Michael President & CEO | Option exercise 10b5-1 | +25,000 | $6.11 | $153K | 572,343 |
| 2025-08-20 | Cloonan Michael President & CEO | Sale 10b5-1 | −25,000 | $22.75 | $569K | 547,343 |
Page 11 of 15 · 284 trades