The contract logistics stock could be getting ready for a bull run.Nearly three years ago, GXO Logistics (GXO 0.15%) was spun off from XPO, the transportation and logistics company that had been one of the best-performing stocks of the previous decade.The logic for the move was straightforward. XPO had become too complex to be valued appropriately, and then-CEO Brad Jacobs argued that the stock was undervalued due to a conglomerate discount.Spinning off GXO would allow each company to allocate capital, pay ...