Reporting Manager
Octagon Capital Advisors LP
Symbol
CRBP
Shares outstanding
17,685,185 shares
Disclosed Ownership
955,000 shares
Ownership
5.4%
Form type
SCHEDULE 13G/A
Filing time
10 Feb 2026, 13:14:49 UTC
Date of event
31 Dec 2025

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Octagon Capital Advisors LP 5.4% 955,000 0 955,000 /s/ Ting Jia Managing Member
Octagon Investments Master Fund LP 5.4% 955,000 0 955,000 /s/ Ting Jia Managing Member, Octagon Investments GP, LLC, its general partner
Ting Jia 5.4% 955,000 0 955,000 /s/ Ting Jia Ting Jia