WEX, a payments and software platform serving fleets and corporate clients, delivered a second quarter that surpassed analyst expectations and prompted the company to raise its full-year earnings guidance — a quiet but meaningful signal that its operational machinery is running ahead of schedule. The deeper story is one of transformation: WEX is attempting to evolve from a transaction processor into a provider of data-rich software services, a shift that would yield stickier customer relationships and wider margins. The launch of SecureFuel, an AI-powered fraud detection product, is the cleare