Biotechnology Value Fund L P - Sep 30, 2025 SCHEDULE 13G/A Report for SAB Biotherapeutics, Inc. Common Stock, $0.0001 par value per share (SABS)

Filing Manager
Biotechnology Value Fund L P
Reporting Manager
BVF PARTNERS L P/IL
Security
SAB Biotherapeutics, Inc. Common Stock, $0.0001 par value per share
Symbol
SABS
Shares outstanding
51.7M shares
Disclosed Ownership
5.17M shares
Ownership
9.99%
Form type
SCHEDULE 13G/A
Date filed
11/14/2025, 04:24 PM
Date of event
Sep 30, 2025
SEC
View on sec.gov

Reporting Managers (10)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
BIOTECHNOLOGY VALUE FUND L P 6.1% 3.04M 0 3.04M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF I GP LLC 6.1% 3.04M 0 3.04M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BIOTECHNOLOGY VALUE FUND II LP 4.2% 2.08M 0 2.08M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF II GP LLC 4.2% 2.08M 0 2.08M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
Biotechnology Value Trading Fund OS LP 0.09% 44.4K 0 44.4K /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF Partners OS Ltd. 0.09% 44.4K 0 44.4K /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF GP HOLDINGS LLC 9.9% 5.12M 0 5.12M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF PARTNERS L P/IL 9.99% 5.17M 0 5.17M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF INC/IL 9.99% 5.17M 0 5.17M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
LAMPERT MARK N 9.99% 5.17M 0 5.17M /s/ Mark N. Lampert Mark N. Lampert