ORBIMED ADVISORS LLC - 31 Dec 2025 SCHEDULE 13G/A Report for ADC Therapeutics SA Common Shares, par value CHF 0.08 per share (ADCT)

Filing Manager: ORBIMED ADVISORS LLC
Reporting Manager: ORBIMED CAPITAL LLC
Security: ADC Therapeutics SA Common Shares, par value CHF 0.08 per share
Symbol: ADCT
Shares outstanding: 124,261,423 shares
Disclosed Ownership: 3,230,797 shares
Ownership: 2.6%
Form type: SCHEDULE 13G/A
Filing time: 17 Feb 2026, 18:06:06 UTC
Date of event: 31 Dec 2025
Previous filing: 14 Feb 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
ORBIMED ADVISORS LLC	2.1%	2,592,057	0	2,592,057	/s/ Carl L. Gordon	Carl L. Gordon/Member
ORBIMED CAPITAL LLC	2.6%	3,230,797	3,230,797	0	/s/ Carl L. Gordon	Carl L. Gordon/Member