ADC Therapeutics SA — Director's Dealing 2026

Feb 18, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ADC Therapeutics SA (ADCT)
CIK: 0001771910
Period of Report: 2026-02-13

Reporting Person: GRAHAM PETER J (Chief Legal Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-13	Common Shares	A	294800	$3.99	Acquired	653834	Direct
2026-02-13	Common Shares	F	33294	$3.99	Disposed	620540	Direct

Footnotes

F1: Represents Common Shares to be delivered in settlement of a restricted share unit award which vests one-third on the first anniversary of the grant date, which grant date is February 13, 2026, and then one-third on each anniversary date thereafter, upon continued service through the designated vesting event.

F2: Represents the number of Common Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted share units previously granted.