Solaris Oilfield Infrastructure, Inc. (SOI) shares ended the last trading session 37.4% higher at $11.36. The jump came on an impressive volume with a higher-than-average number of shares changing hands in the session. This compares to the stock's 2.7% loss over the past four weeks. The surge can be attributed to Solaris' recent acquisition of the distributed power solution provider, Mobile Energy Rentals, LLC. Mobile Energy's distributed power solutions complement Solaris' electric offerings, thereby stren ...