McCain Tracey L, EVP & CLO at Blueprint Medicines, holds 52.67K shares in Blueprint Medicines (Ticker: BPMC), holds ― shares in Kiniksa Pharmaceuticals (Ticker: KNSA), holds ― shares in ImmunoGen (Ticker: IMGN). Most recently, McCain Tracey L Sold ― shares of Blueprint Medicines on Mar 08, 2023 for an estimated value of 151.74K.