Who owns SIONNA THERAPEUTICS INC?
- Ticker: SION
- CUSIP Number: 829401108
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Analyze quarterly positions in Sionna Therapeutics with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of Sionna Therapeutics stock
Who bought or sold SIONNA THERAPEUTICS INC this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| RA Capital Management | 9.9M | $408M | -5% | Dec 2025 |
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| Tpg Gp A | 6.7M | $278M | 0% | Dec 2025 |
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| OrbiMed Advisors | 3.6M | $147M | -4% | Dec 2025 |
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| Viking Global Investors | 3.2M | $131M | 0% | Dec 2025 |
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| Atlas Venture Life Science Advisors | 3.0M | $123M | -17% | Dec 2025 |
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| Enavate Sciences GP | 2.5M | $102M | 0% | Dec 2025 |
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| BlackRock | 1.3M | $53M | 53% | Dec 2025 |
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| Vanguard Group | 1.2M | $49M | 4% | Dec 2025 |
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| Perceptive Advisors | 1.2M | $49M | 0% | Dec 2025 |
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| Jennison Associates | 1.1M | $46M | 12% | Dec 2025 |
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| Citadel Advisors | 1.1M | $45M | 2927% | Dec 2025 |
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| Deerfield Management Company | 971k | $40M | 0% | Dec 2025 |
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| Standard Life Aberdeen | 840k | $35M | -12% | Dec 2025 |
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| State Street Corporation | 693k | $29M | 189% | Dec 2025 |
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| Eventide Asset Management | 639k | $26M | 100% | Dec 2025 |
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| Baker Bros. Advisors | 400k | $17M | 0% | Dec 2025 |
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| Geode Capital Management | 380k | $16M | 20% | Dec 2025 |
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| Siren | 300k | $12M | -8% | Dec 2025 |
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| Soleus Capital Management | 269k | $11M | -35% | Dec 2025 |
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| Superstring Capital Management | 181k | $7.4M | 100% | Dec 2025 |
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| Franklin Resources | 176k | $7.2M | -28% | Dec 2025 |
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| Alyeska Investment Group | 136k | $5.6M | -27% | Dec 2025 |
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| Charles Schwab Investment Management | 124k | $5.1M | 11% | Dec 2025 |
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| Artia Global Partners | 120k | $4.9M | 100% | Dec 2025 |
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| TD Asset Management | 113k | $4.7M | 30% | Dec 2025 |
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| Northern Trust | 112k | $4.6M | 15% | Dec 2025 |
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| Invesco | 111k | $4.6M | 100% | Dec 2025 |
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| Ameriprise Financial | 102k | $4.2M | -34% | Dec 2025 |
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| Rock Springs Capital Management | 99k | $4.1M | 0% | Dec 2025 |
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| UBS Group | 89k | $3.7M | 91% | Dec 2025 |
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| Driehaus Capital Management | 84k | $3.4M | 0% | Dec 2025 |
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| Millennium Management | 81k | $3.3M | -62% | Dec 2025 |
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| Ensign Peak Advisors | 80k | $3.3M | 100% | Dec 2025 |
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| Manufacturers Life Insurance Company | 69k | $2.9M | 116% | Dec 2025 |
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| Seven Grand Managers | 50k | $2.1M | 100% | Dec 2025 |
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| Barclays | 48k | $2.0M | 173% | Dec 2025 |
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| Silverarc Capital Management | 42k | $1.7M | -62% | Dec 2025 |
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| Wellington Management Company | 38k | $1.6M | -9% | Dec 2025 |
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| ALPS Advisors | 37k | $1.5M | 100% | Dec 2025 |
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| Goldman Sachs Group | 36k | $1.5M | 198% | Dec 2025 |
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| Bank of New York Mellon | 35k | $1.4M | 28% | Dec 2025 |
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| Polen Capital Management | 31k | $1.3M | 0% | Dec 2025 |
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| Rafferty Asset Management | 25k | $1.0M | 100% | Dec 2025 |
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| Nuveen | 24k | $976k | 48% | Dec 2025 |
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| Russell Investments | 22k | $903k | 2047% | Dec 2025 |
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| Rhumbline Advisers | 18k | $728k | 3% | Dec 2025 |
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| Wells Fargo & Company | 18k | $722k | 132% | Dec 2025 |
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| Squarepoint Ops | 16k | $673k | 61% | Dec 2025 |
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| Alliancebernstein | 16k | $643k | 100% | Dec 2025 |
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| SG Americas Securities | 11k | $440k | 100% | Dec 2025 |
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| China Universal Asset Management | 10k | $423k | 105% | Dec 2025 |
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| Deutsche Bank Aktiengesellschaft | 10k | $413k | 5% | Dec 2025 |
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| ProFund Advisors | 9.2k | $379k | 100% | Dec 2025 |
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| Mirae Asset Global Etfs Holdings | 8.9k | $369k | 58% | Dec 2025 |
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| MetLife Investment Advisors | 8.6k | $352k | 7% | Dec 2025 |
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| Intech Investment Management | 7.6k | $312k | 1% | Dec 2025 |
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| Kennedy Capital Management | 6.8k | $278k | 100% | Dec 2025 |
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| Two Sigma Investments | 6.4k | $263k | 100% | Dec 2025 |
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| Virtus Investment Advisers | 6.2k | $256k | -7% | Dec 2025 |
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| American Century Companies | 6.2k | $254k | 100% | Dec 2025 |
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| Dark Forest Capital Management | 6.0k | $247k | 100% | Dec 2025 |
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| D. E. Shaw & Co | 5.7k | $236k | 100% | Dec 2025 |
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| New York State Common Retirement Fund | 5.3k | $218k | 0% | Dec 2025 |
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| Thomas Stevens, CFA" | 5.2k | $197k | 100% | Dec 2025 |
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| XTX Topco | 4.9k | $203k | 100% | Dec 2025 |
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| ProShare Advisors | 4.9k | $202k | 100% | Dec 2025 |
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| Atlantic Trust | 4.5k | $185k | 100% | Dec 2025 |
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| Police & Firemen's Retirement System of New Jersey | 4.2k | $174k | 31% | Dec 2025 |
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| AlphaCentric Advisors | 2.7k | $112k | 100% | Dec 2025 |
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| Bnp Paribas Arbitrage, Snc | 2.3k | $93k | -5% | Dec 2025 |
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| Mirae Asset Global Investments | 2.2k | $89k | 100% | Dec 2025 |
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| Legal & General Group | 1.7k | $69k | -77% | Dec 2025 |
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| Balyasny Asset Management | 1.4k | $58k | 100% | Dec 2025 |
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| Summit Investment Advisors | 1.3k | $54k | 3% | Dec 2025 |
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| Tower Research Capital | 1.1k | $46k | -75% | Dec 2025 |
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| California State Teachers Retirement System | 988.00 | $41k | 28% | Dec 2025 |
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| Gf Fund Management | 876.00 | $36k | 100% | Dec 2025 |
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| Amalgamated Bank | 504.00 | $21k | 20% | Dec 2025 |
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| FMR | 384.00 | $16k | 64% | Dec 2025 |
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| GAMMA Investing | 238.00 | $9.5k | 34% | Mar 2026 |
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| Farther Finance Advisors | 196.00 | $8.1k | 3% | Mar 2026 |
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| Daiwa Securities Group | 149.00 | $6.0k | 100% | Dec 2025 |
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| Sterling Capital Management | 105.00 | $4.3k | 250% | Dec 2025 |
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| CWM | 80.00 | $3.0k | 33% | Dec 2025 |
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| Us Bancorp | 65.00 | $2.7k | -41% | Dec 2025 |
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| Rockefeller Capital Management | 48.00 | $2.0k | 100% | Dec 2025 |
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| Aster Capital Management | 37.00 | $1.5k | -91% | Dec 2025 |
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| Hanson McClain Advisors | 28.00 | $1.2k | 27% | Dec 2025 |
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| Hughes Financial Services | 25.00 | $1.0k | -43% | Dec 2025 |
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| Signature | 24.00 | $961.999200 | 100% | Mar 2026 |
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| EverSource Wealth Advisors | 20.00 | $823.000000 | 0% | Dec 2025 |
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| Pnc Financial Services | 5.00 | $206.000000 | 0% | Dec 2025 |
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| Rothschild Investment | 1.00 | $41.000000 | 100% | Dec 2025 |
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Who sold out of Sionna Therapeutics?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Braidwell | Sep 2025 | 314k | $9.2M |
| Holocene Advisors | Sep 2025 | 50k | $1.5M |
| Marshall Wace | Sep 2025 | 30k | $885k |
| Renaissance Technologies | Sep 2025 | 15k | $429k |
| Jain Global | Sep 2025 | 8.5k | $250k |
| Federated Investors | Sep 2025 | 113.00 | $3.3k |
| SRS Capital Advisors | Sep 2025 | 92.00 | $2.7k |