RXO (RXO) shares rallied 8.5% in the last trading session to close at $29.39. 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 35.1% gain over the past four weeks.RXO shares have been performing well for quite some time, gaining in excess of 44% in a month's time. Last month RXO  inked a deal with transportation heavyweight United Parcel Service (UPS) to purchase Coyote Logistics from  for more than $1 billion ...