Caligan Partners LP - Sep 30, 2025 SCHEDULE 13G/A Report for Y-mAbs Therapeutics, Inc. Common stock, par value $0.0001 per share (YMAB)

Filing Manager: Caligan Partners LP
Reporting Manager: Caligan Partners LP
Security: Y-mAbs Therapeutics, Inc. Common stock, par value $0.0001 per share
Symbol: YMAB
Disclosed Ownership: 0 shares
Ownership: 0%
Form type: SCHEDULE 13G/A
Date filed: 11/14/2025, 02:34 PM
Date of event: Sep 30, 2025
Previous filing: May 14, 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Caligan Partners LP	0%	0	0	0	/s/ David Johnson	David Johnson, Managing Partner
David Johnson	0%	0	0	0	/s/ David Johnson	David Johnson, Individually