Barclays upgrades Union Pacific, says railroad industry to rebound as supply chain issues are fixed

Union Pacific Corp. employee Jeff Smith wears a safety hat bearing the company's logo as he surveys rail cars at its facility at the Port of Oakland in Oakland, California, U.S., on Wednesday, Jan. 23, 2013.
Ken James | Bloomberg | Getty Images

The time is right for investors to hop aboard struggling railroad stock Union Pacific, according to Barclays.