NASDAQ: SIONSionna Therapeutics Inc Stock Ownership - Who owns Sionna Therapeutics?
Insider buying vs selling
Have Sionna Therapeutics Inc insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Tpg GP A LLC | 10% Owner | 2025-06-27 | 60,000 | $15.84 | $950.40kBuy |
| Bruce Booth | Director | 2025-02-10 | 60,000 | $18.00 | $1.08MBuy |
| Orbimed Advisors LLC | Director | 2025-02-10 | 550,000 | $18.00 | $9.90MBuy |
| Ra Capital Management LP | Director | 2025-02-10 | 1,022,586 | $18.00 | $18.41MBuy |
| Atlas Venture Fund XI LP | 10% Owner | 2025-02-10 | 60,000 | $18.00 | $1.08MBuy |
| Peter A. Thompson | Director | 2025-02-10 | 550,000 | $18.00 | $9.90MBuy |
| Tpg GP A LLC | 10% Owner | 2025-02-10 | 1,125,000 | $18.00 | $20.25MBuy |
| Ra Capital Management LP | Director | 2025-02-10 | 102,414 | $18.00 | $1.84MBuy |
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Net Insider Buy/Sell (L12M) Ownership
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SION Shareholders
What type of owners hold Sionna Therapeutics Inc stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Ra Capital Management LP | 23.67% | 10,445,322 | $191.46M | Institution |
| Tpg GP A LLC | 15.29% | 6,744,962 | $123.64M | Insider |
| Tpg GP A LLC | 15.15% | 6,684,962 | $122.54M | Institution |
| Orbimed Advisors LLC | 8.40% | 3,704,959 | $67.91M | Institution |
| Peter A. Thompson | 8.40% | 3,704,959 | $67.91M | Insider |
| Orbimed Advisors LLC | 8.40% | 3,704,959 | $67.91M | Insider |
| Bruce Booth | 8.37% | 3,694,020 | $67.71M | Insider |
| Atlas Venture Fund XI LP | 8.37% | 3,694,020 | $67.71M | Insider |
| Atlas Venture Life Science Advisors LLC | 8.37% | 3,694,020 | $67.71M | Institution |
| Viking Global Investors LP | 6.69% | 2,952,754 | $54.12M | Institution |
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.