Filing Manager
John D. Halpern
Reporting Manager
John D. Halpern
Symbol
ERNA
Shares outstanding
51,417,227 shares
Disclosed Ownership
5,136,581 shares
Ownership
10%
Form type
SCHEDULE 13G/A
Filing time
14 Feb 2025, 20:36:50 UTC
Date of event
29 Oct 2024
Next filing
15 May 2025

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
John D. Halpern 10% 5,136,581 0 5,136,581 /s/ John D. Halpern John D. Halpern
Katherine H. Halpern 10% 5,136,581 0 5,136,581 /s/ Katherine H. Halpern Katherine H. Halpern