CAMBRIDGE ACQUISITION CORP

Historical 13F Holders

Reported Value, Excluding Options

Total Filings

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for G1871M108 since 12/18/2024, largest first.

Filer	% of Class	Shares	Form	Filed
Cam-Phung Michael Tam 13D	29.2%	8,162,167	13D	2/13/2026 Event 2/9/2026
Cam-Phung Michael Tam	29.2%	8,162,167
Cambridge Sponsor LLC	26.2%	8,162,167
Adage Capital Management, L.P. 13G	7.7%	1,800,000	13G	5/13/2026 Event 3/31/2026
Adage Capital Management, L.P.	7.7%	1,800,000
Robert Atchinson	7.7%	1,800,000
Phillip Gross	7.7%	1,800,000
Healthcare of Ontario Pension Plan Trust Fund 13G	6.3%	1,100,000	13G	8/13/2026 Event 6/30/2026

Period	Filings	Shares, Excl. Options	Value, Excl. Options	Options Value
2026 Q2	45	17.9 M	$177 M	$0
2026 Q1	10	3.92 M	$38.7 M	$0