dMY Squared Sponsor, LLC - 15 Sep 2025 SCHEDULE 13G/A Report for dMY Squared Technology Group, Inc. Class A common stock, par value $0.0001 per share (DMYY)

Filing Manager: dMY Squared Sponsor, LLC
Reporting Manager: dMY Squared Sponsor, LLC
Security: dMY Squared Technology Group, Inc. Class A common stock, par value $0.0001 per share
Symbol: DMYY
Shares outstanding: 3.92M shares
Disclosed Ownership: 1.16M shares
Ownership: 29.7%
Form type: SCHEDULE 13G/A
Filing time: 17 Sep 2025, 16:16:41 UTC
Date of event: 15 Sep 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
dMY Squared Sponsor, LLC	29.7%	1.16M	0	1.16M	/s/ Harry L. You	Harry L. You, Managing Member
Harry L. You	29.7%	1.16M	0	1.16M	/s/ Harry L. You	Harry L. You