Optiver
Optiver is a proprietary trading firm and market maker for various exchange-listed financial instruments. Its name derives from the Dutch "optieverhandelaar", or "option trader". The company is privately owned. Optiver trades listed derivatives, cash equities, exchange-traded funds, bonds and foreign exchange. History. Optiver was founded by Johann Kaemingk on April 9, 1986, as a market maker in options on the European Options Exchange (EOE), which is now Euronext. Optiver is a member of the European Principal Traders Association (FIA EPTA), FIA Principal Trading Group (PTG) in the US and FIA Japan.