SIONNA THERAPEUTICS INC (SION) — institutional ownership

160 funds reported holding SIONNA THERAPEUTICS INC in their latest 13F filings, worth $2.17B in total (CUSIP 829401108).

Largest holders

1. RA CAPITAL MANAGEMENT, L.P. — $436M
2. TPG GP A, LLC — $286M
3. VIKING GLOBAL INVESTORS LP — $141M
4. Atlas Venture Life Science Advisors, LLC — $132M
5. ORBIMED ADVISORS LLC — $112M
6. Enavate Sciences GP, LLC — $109M
7. ADAGE CAPITAL PARTNERS GP, L.L.C. — $70.4M
8. BlackRock, Inc. (BLK) — $64.9M
9. JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) — $64.1M
10. JENNISON ASSOCIATES LLC — $51.6M

Famous investors holding it

• Andreas Halvorsen portfolio (Viking Global Investors)
• Ken Griffin portfolio (Citadel Advisors)
• Izzy Englander portfolio (Millennium Management)
• D. E. Shaw portfolio (D. E. Shaw & Co.)

Insider buying and selling at SIONNA THERAPEUTICS INC

Who owns the most SION stock?

The largest institutional holders in the latest 13F filings are RA CAPITAL MANAGEMENT, L.P. ($436M), TPG GP A, LLC ($286M), VIKING GLOBAL INVESTORS LP ($141M).

How many funds own SION?

160 funds reported holding it, worth $2.17B in total.