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Sionna Therapeutics, Inc.

High
Company·US·sec:0002036042
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OWNERSHIP & CONTROL

Owners / controllers
Holdings / subsidiaries

None observed in current sources.

UBO CHAIN — walk to the ultimate owner
  1. 1RA CAPITAL MANAGEMENT, L.P.10% owner→Sionna Therapeutics, Inc.
  2. 1Shah Rajeev M.10% owner→Sionna Therapeutics, Inc.
  3. 1RA Capital Nexus Fund, L.P.director→Sionna Therapeutics, Inc.
  4. 1RA Capital Nexus Fund III, L.P.director→Sionna Therapeutics, Inc.
  5. 1RA Capital Healthcare Fund LP10% owner→Sionna Therapeutics, Inc.
  6. 1Kolchinsky Peter10% owner→Sionna Therapeutics, Inc.
  7. 1TPG GP A, LLC10% owner→Sionna Therapeutics, Inc.
  8. 1WINKELRIED JON10% owner→Sionna Therapeutics, Inc.
  9. 1COULTER JAMES G10% owner→Sionna Therapeutics, Inc.
  10. 1OrbiMed Capital GP VIII LLCdirector→Sionna Therapeutics, Inc.
  11. 1ORBIMED ADVISORS LLCdirector→Sionna Therapeutics, Inc.
  12. 1Ruddy Marcella K.director→Sionna Therapeutics, Inc.
  13. 1Viney Joanne L.director→Sionna Therapeutics, Inc.
  14. 1Ridloff Elenaofficer→Sionna Therapeutics, Inc.
  15. 1Cloonan Michaelofficer→Sionna Therapeutics, Inc.
  16. 1Atlas Venture Fund XI, L.P.10% owner→Sionna Therapeutics, Inc.
  17. 1Atlas Venture Associates XI, LLC10% owner→Sionna Therapeutics, Inc.
  18. 1Atlas Venture Associates Opportunity II, LP10% owner→Sionna Therapeutics, Inc.
  19. 1Atlas Venture Associates Opportunity II, LLC10% owner→Sionna Therapeutics, Inc.
  20. 1Atlas Venture Opportunity Fund II, L.P.10% owner→Sionna Therapeutics, Inc.
  21. 1Atlas Venture Associates XI, L.P.10% owner→Sionna Therapeutics, Inc.
  22. 1Thompson Peter A.director→Sionna Therapeutics, Inc.
  23. 1Booth Brucedirector→Sionna Therapeutics, Inc.
  24. 1McKee Charlotteofficer→Sionna Therapeutics, Inc.
  25. 1TPG GP A, LLC10% owner→Sionna Therapeutics, Inc.
  26. 1WINKELRIED JON10% owner→Sionna Therapeutics, Inc.
  27. 1COULTER JAMES G10% owner→Sionna Therapeutics, Inc.
  28. 1Stelzer Lauriedirector→Sionna Therapeutics, Inc.
  29. 1ORBIMED ADVISORS LLCdirector→Sionna Therapeutics, Inc.
  30. 1OrbiMed Capital GP VIII LLCdirector→Sionna Therapeutics, Inc.
  31. 1McKee Charlotteofficer→Sionna Therapeutics, Inc.
  32. 1Iancovici Luciandirector→Sionna Therapeutics, Inc.
  33. 1Ruddy Marcella K.director→Sionna Therapeutics, Inc.
  34. 1Atlas Venture Associates Opportunity II, LLC10% owner→Sionna Therapeutics, Inc.
  35. 1Atlas Venture Associates XI, L.P.10% owner→Sionna Therapeutics, Inc.
  36. 1Atlas Venture Associates Opportunity II, LP10% owner→Sionna Therapeutics, Inc.
  37. 1Atlas Venture Associates XI, LLC10% owner→Sionna Therapeutics, Inc.
  38. 1Atlas Venture Fund XI, L.P.10% owner→Sionna Therapeutics, Inc.
  39. 1Atlas Venture Opportunity Fund II, L.P.10% owner→Sionna Therapeutics, Inc.
  40. 1Cloonan Michaelofficer→Sionna Therapeutics, Inc.
  41. 1Kolchinsky Peter10% owner→Sionna Therapeutics, Inc.
  42. 1RA Capital Nexus Fund III, L.P.director→Sionna Therapeutics, Inc.
  43. 1Shah Rajeev M.10% owner→Sionna Therapeutics, Inc.
  44. 1RA CAPITAL MANAGEMENT, L.P.10% owner→Sionna Therapeutics, Inc.
  45. 1RA Capital Nexus Fund, L.P.director→Sionna Therapeutics, Inc.
  46. 1RA Capital Healthcare Fund LP10% owner→Sionna Therapeutics, Inc.
  47. 1Thompson Peter A.director→Sionna Therapeutics, Inc.
  48. 1Viney Joanne L.director→Sionna Therapeutics, Inc.
  49. 1Resnick Joshuadirector→Sionna Therapeutics, Inc.
  50. 1Fleming Harold Edwarddirector→Sionna Therapeutics, Inc.
  51. 1Clancy Paul Jdirector→Sionna Therapeutics, Inc.
  52. 1Ridloff Elenaofficer→Sionna Therapeutics, Inc.
  53. 1Booth Brucedirector→Sionna Therapeutics, Inc.