HALPERN JOHN D

13D and 13G Filings

Issuer	Symbol	CUSIP	% of Class	Shares	Form	Filed
Schedule 13G · 2 securities · passive
Ernexa Therapeutics Inc. 13G/A ERNA · 114082407	ERNA	114082407	5.6%	66,751	13G/A	5/15/2026 Event 2/10/2026
John D. Halpern			5.6%	66,751
Katherine H. Halpern			5.6%	66,751
Eterna Therapeutics Inc. 13G/A ERNA · 114082209	ERNA	114082209	9.6%	5,971,830	13G/A	5/15/2025 Event 3/31/2025
John D. Halpern			9.6%	5,971,830
Katherine H. Halpern			9.6%	5,971,830

Includes filings since 12/18/2024, when the SEC began requiring structured 13D and 13G data.