SCHEDULE 13G/A

ADC THERAPEUTICS SA

Common Shares · CUSIP: H0036K147

Event date: 2026-09-30

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Prosight Fund, LP

  Shares: 0 · Class: 0%

• Prosight Management, LP

  Shares: 399,900 · Class: 0.31%

• Prosight Partners, LLC

  Shares: 399,900 · Class: 0.31%

• Prosight Plus Fund, LP

  Shares: 0 · Class: 0%

• W. Lawrence Hawkins

  Shares: 399,900 · Class: 0.31%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.