Gary J. Nabel, Director at SIGA Technologies, holds 40.55M shares in Opko Health (Ticker: OPK), holds 26.22K shares in SIGA Technologies (Ticker: SIGA), holds ― shares in Candel Therapeutics (Ticker: CADL). Most recently, Gary J. Nabel Bought ― shares of Opko Health on Jan 10, 2024 for an estimated value of 198.88K.