Ejnar Knudsen - Nov 19, 2025 SCHEDULE 13D/A Report for ImmuCell Corporation Common Stock, $0.10 par value per share

Filing Manager
Ejnar Knudsen
Reporting Manager
Ejnar A. Knudsen III
Security
ImmuCell Corporation Common Stock, $0.10 par value per share
Shares outstanding
9.04M shares
Disclosed Ownership
833K shares
Ownership
9.21%
Form type
SCHEDULE 13D/A
Date filed
11/20/2025, 04:36 PM
Date of event
Nov 19, 2025
SEC
View on sec.gov

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Ejnar A. Knudsen III 9.21% 833K 466K 367K /s/ Ejnar A. Knudsen III Ejnar A. Knudsen III 0001674241