Alta Partners LLC - 27 Aug 2025 SCHEDULE 13G Report for QT IMAGING HOLDINGS, INC. Common Stock, par value $0.0001 per sahre (QTIH)

Filing Manager: Alta Partners LLC
Reporting Manager: Alta Partners LLC
Security: QT IMAGING HOLDINGS, INC. Common Stock, par value $0.0001 per sahre
Symbol: QTIH
Shares outstanding: 30,334,000 shares
Disclosed Ownership: 1,698,704 shares
Ownership: 5.6%
Form type: SCHEDULE 13G
Filing time: 28 Aug 2025, 16:05:06 UTC
Date of event: 27 Aug 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Alta Partners LLC	5.6%	1,698,704	1,698,704	0	/s/ Steven Cohen	Steven Cohen, Managing Member