Castle Biosciences CEO Derek Maetzold Executes Transactions Under Pre-Arranged Plan
Castle Biosciences Inc. (NASDAQ:CSTL) President and Chief Executive Officer Derek J. Maetzold executed a series of stock transactions on June 15, 2026, involving both sales and acquisitions of the company's common stock. The transactions were conducted under a Rule 10b5-1 trading plan established in December 2025. While Maetzold sold approximately …