The shipping giant still faces difficult long-term challenges. UPS (UPS 0.18%), one of the world's largest shipping couriers, might seem like a reliable long-term investment. But over the past five years, its stock declined 40%. Even after including its reinvested dividends, it delivered a negative total return of 28%. In 2024, its daily package volume and revenue increased again as the macro environment stabilized and it negotiated a new labor contract with the Teamsters. But those higher labor and pension ...