Pyxis Tankers Inc. Common Stock. Replay the stock market charts of PXS day by day back to 2003. Open long and short positions without spending any money. Pyxis Tankers Inc is an international maritime transportation company. It owns a fleet which comprises of six double hull product tankers which include Pyxis epsilon, Pyxis theta, Pyxis malou, Pyxis delta, Northsea alpha and Northsea beta.