James E. Flynn - 31 Dec 2025 SCHEDULE 13G/A Report for BioCryst Pharmaceuticals, Inc. Common Stock (BCRX)

Filing Manager
James E. Flynn
Reporting Manager
Deerfield Mgmt, L.P.
Security
BioCryst Pharmaceuticals, Inc. Common Stock
Symbol
BCRX
Shares outstanding
210,587,372 shares
Disclosed Ownership
14,341,000 shares
Ownership
6.8%
Form type
SCHEDULE 13G/A
Filing time
12 Feb 2026, 14:17:01 UTC
Date of event
31 Dec 2025
Previous filing
19 Sep 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Deerfield Mgmt, L.P. 6.8% 14,341,000 0 14,341,000 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
Deerfield Management Company, L.P. 6.8% 14,341,000 0 14,341,000 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
Deerfield Partners, L.P. 6.8% 14,341,000 0 14,341,000 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
James E. Flynn 6.8% 14,341,000 0 14,341,000 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact