PetroBakken Energy Ltd. (OTC:PBKEF) opened at $8.64 and oscillated in the range of $8.27 and $8.66 in the latest trading session. It closed at $8.36, down 3.58 percent from its previous close of $8.67. PetroBakken Energy shows neutral trend and the stock’s first resistance level is at $8.56. Upon breaching this level, the stock may touch $8.75. On the downside, it may slip to $8.25.