Todd E. Simpson, CFO at Seattle Genetics, holds 118.77K shares in Seattle Genetics (Ticker: SGEN), holds 0.00 shares in Neoleukin Therapeutics (Ticker: NLTX), holds ― shares in Tecogen (Ticker: TGEN). Most recently, Todd E. Simpson Sold ― shares of Seattle Genetics on Nov 09, 2020 for an estimated value of 1.35M.