On April 2, 2026, six insiders at ADC Therapeutics SA (ADCT) executed a series of sales, divesting approximately $50.81 million worth of company shares. The transactions involved significant holdings from entities associated with 10% owners Redmile Group, LLC, Jeremy Green, and Redco II Master Fund, L.P.

Specifically, Redmile Group, LLC, Jeremy Green, and Redco II Master Fund, L.P. each sold a combined total of 5,164,000 shares across multiple transactions at a price of $3.28 per share, totaling $16.94 million for each entity. In total, these six insiders sold over 10.3 million shares.

While insider selling can be attributed to various personal financial strategies such as diversification or tax planning, the coordinated nature and substantial volume of these sales may be of interest to market observers.