Solaris Energy Infrastructure, Inc. (SEI) shares rallied 8.9% in the last trading session to close at $36.23. This move can be attributable to notable volume with a higher number of shares being traded than in a typical session. This compares to the stock's 22.5% gain over the past four weeks.The surge can be attributed to an increased demand for Solaris’ scalable equipment-based solutions for distributed power generation and logistics services for the oil and gas industry. Solaris operates via two segments ...