Jim Cramer Says You Can't Ignore Stocks in the Oil Space

TheStreet's Jim Cramer says one of the themes investors should pay close attention to is oil and the opportunities for investment it presents. Cramer says he's a buyer of Noble Energy (NBL) for his Action Alerts PLUS portfolio because of Noble's holdings in Colorado. He says he is also a fan of National Oilwell Varco (NOV) because drilling companies need the new equipment that NOV makes to drill. Cramer says he is also a fan of EOG Resources as a way to play the oil space.

At the time of publication, Cramer was long ___.