Reporting Manager
Venrock Healthcare Capital Partners III, L.P.
Symbol
JBIO
Shares outstanding
32,528,980 shares
Disclosed Ownership
3,220,369 shares
Ownership
9.9%
Form type
SCHEDULE 13G
Filing time
05 May 2025, 16:26:12 UTC
Date of event
28 Apr 2025
Next filing
17 Feb 2026

Reporting Managers (7)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Venrock Healthcare Capital Partners III, L.P. 9.9% 3,220,369 0 3,220,369 /s/ Sherman G. Souther By VHCP Management III, LLC, its General Partner, By Sherman G. Souther, Authorized Signatory
VHCP Co-Investment Holdings III, LLC 9.9% 3,220,369 0 3,220,369 /s/ Sherman G. Souther By VHCP Management III, LLC, its Manager, By Sherman G. Souther, Authorized Signatory
Venrock Healthcare Capital Partners EG, L.P. 9.9% 3,220,369 0 3,220,369 /s/ Sherman G. Souther By VHCP Management EG, LLC, its General Partner, By Sherman G. Souther, Authorized Signatory
VHCP Management III, LLC 9.9% 3,220,369 0 3,220,369 /s/ Sherman G. Souther By Sherman G. Souther, Authorized Signatory
VHCP Management EG, LLC 9.9% 3,220,369 0 3,220,369 /s/ Sherman G. Souther By Sherman G. Souther, Authorized Signatory
Nimish Shah 9.9% 3,220,369 0 3,220,369 /s/ Sherman G. Souther By Sherman G. Souther, Attorney-in-fact
Bong Y Koh 9.9% 3,220,369 0 3,220,369 /s/ Sherman G. Souther By Sherman G. Souther, Attorney-in-fact