Filing Manager
James E. Flynn
Reporting Manager
Deerfield Mgmt, L.P.
Symbol
BCRX
Shares outstanding
209,810,345 shares
Disclosed Ownership
12,169,000 shares
Ownership
5.8%
Form type
SCHEDULE 13G
Filing time
19 Sep 2025, 12:23:56 UTC
Date of event
12 Sep 2025

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Deerfield Mgmt, L.P. 5.8% 12,169,000 0 12,169,000 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
Deerfield Management Company, L.P. 5.8% 12,169,000 0 12,169,000 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
Deerfield Partners, L.P. 5.8% 12,169,000 0 12,169,000 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
James E. Flynn 5.8% 12,169,000 0 12,169,000 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact