ICAHN CARL C - 24 Oct 2025 SCHEDULE 13D/A Report for ENZON PHARMACEUTICALS, INC. Common Stock, par value $0.01 per share (ENZN)

Filing Manager: ICAHN CARL C
Reporting Manager: CARL C ICAHN
Security: ENZON PHARMACEUTICALS, INC. Common Stock, par value $0.01 per share
Symbol: ENZN
Shares outstanding: 74.2M shares
Disclosed Ownership: 36.1M shares
Ownership: 48.6%
Form type: SCHEDULE 13D/A
Filing time: 24 Oct 2025, 16:14:28 UTC
Date of event: 24 Oct 2025
Previous filing: 23 Jun 2025
SEC: View on sec.gov

Reporting Managers (3)

Name	Ownership	Shares Owned	shared voting power	Signature	Title	CIK
CARL C ICAHN	48.6%	36.1M	36.1M	/s/ Carl C. Icahn	Carl C. Icahn	0000921669
ICAHN ENTERPRISES HOLDINGS L.P.	48.6%	36.1M	36.1M	/s/ Ted Papapostolou	Ted Papapostolou, Chief Financial Officer	0001034563
ICAHN ENTERPRISES G.P. INC.	48.6%	36.1M	36.1M	/s/ Ted Papapostolou	Ted Papapostolou, Chief Financial Officer	0001257324