Casdin Partners (10% owner) sells 1,200,000 shares across 3 trades for $28,125,000.00; holdings drop to 4.76M shares (-20.1%).
Casdin Partners Master Fund, LP, a 10% stakeholder, executed 3 separate sales totaling 1,200,000 shares for $28,125,000.00 at a blended average price of $23.44 over three consecutive trading days (May 19–21, 2026), reducing holdings from 5.96M to 4.76M shares. The insider's prior sale at BLFS on 2025-10-15 showed a 90d return of -16.3%, demonstrating a 100.00% well-timed rate at this ticker. The company remains unprofitable on a full-year basis despite quarterly revenue of $27,500,000.00 and annual revenue growth of +17.0%, creating a disconnect between top-line momentum and bottom-line profitability that warrants investor attention. At the current price of $24.74, the stock is +10.6% over 30 days and -16.5% from its 52-week high, placing this sale within a period of near-term strength but medium-term weakness.