Reporting Manager
BVF PARTNERS L P/IL
Symbol
PTGX
Shares outstanding
61.8M shares
Disclosed Ownership
3.21M shares
Ownership
5.2%
Form type
SCHEDULE 13G
Date filed
6/16/2025, 05:30 PM
Date of event
Jun 9, 2025

Reporting Managers (10)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
BIOTECHNOLOGY VALUE FUND L P 2.7% 1.68M 0 1.68M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF I GP LLC 2.7% 1.68M 0 1.68M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BIOTECHNOLOGY VALUE FUND II LP 2.1% 1.28M 0 1.28M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF II GP LLC 2.1% 1.28M 0 1.28M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
Biotechnology Value Trading Fund OS LP 0.3% 181K 0 181K /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF Partners OS Ltd. 0.3% 181K 0 181K /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF GP HOLDINGS LLC 4.8% 2.96M 0 2.96M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF PARTNERS L P/IL 5.2% 3.21M 0 3.21M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF INC/IL 5.2% 3.21M 0 3.21M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
LAMPERT MARK N 5.2% 3.21M 0 3.21M /s/ Mark N. Lampert Mark N. Lampert