Alector Insider Arnon Rosenthal Plans $191K Stock Sale for Tax Obligations

Arnon Rosenthal, an insider at Alector, Inc. (ALEC), has submitted a Rule 144 notice detailing a planned sale of 79,702 shares of common stock, with an aggregate market value of $191,284.80. The sale, anticipated on or about September 2, 2026, through Morgan Stanley Smith Barney LLC, is intended to cover tax obligations arising from the settlement of vested restricted stock units on September 1, 2026.