You Harry L.

13D and 13G Filings

Issuer	Symbol	CUSIP	% of Class	Shares	Form	Filed
Horizon Quantum Holdings Ltd. 13D/A Amendment 1 HQ · Y4000A102	HQ	Y4000A102	7.4%	2,655,028	13D/A Amendment 1	11/5/2026 Event 11/3/2026
Harry L. You			7.4%	2,655,028
dMY Squared Sponsor, LLC			0%	0
Rain Enhancement Technologies Holdco, Inc. 13D/A Amendment 2 RAIN · 75080J103	RAIN	75080J103	38.5%	4,522,347	13D/A Amendment 2	6/9/2026 Event 6/5/2026
Horizon Quantum Holdings Ltd. 13D HQ · Y4000A102	HQ	Y4000A102	11.8%	4,097,358	13D	3/20/2026 Event 3/19/2026
Harry L. You			11.8%	4,097,358
dMY Squared Sponsor, LLC			11.6%	4,048,144
Rain Enhancement Technologies Holdco, Inc. 13D/A Amendment 1 RAIN · 75080J103	RAIN	75080J103	32.3%	2,909,444	13D/A Amendment 1	1/31/2025 Event 1/29/2025
Harry L. You			32.3%	2,909,444
Berto LLC			7.5%	564,375
Rain Enhancement Technologies Holdco, Inc. 13D RAIN · 75080J103	RAIN	75080J103	32.1%	2,865,534	13D	1/3/2025 Event 12/31/2024
Harry L. You			32.1%	2,865,534
Berto LLC			7.6%	564,375
Coliseum Acquisition Corp. 13D/A Amendment 1 MITA · G2263T123	MITA	G2263T123	19.4%	1,075,000	13D/A Amendment 1	12/26/2024 Event 12/20/2024

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