Seth Van-Voorhees, CFO & VP-Business Development at Research Frontiers, holds 46.34K shares in NRX Pharmaceuticals (Ticker: NRXP), holds 17.65K shares in PDS Biotechnology (Ticker: PDSB), holds 230.45K shares in Research Frontiers (Ticker: REFR). Most recently, Seth Van-Voorhees Bought ― shares of NRX Pharmaceuticals on Dec 19, 2022 for an estimated value of 33.00K.