Chime CEO Chris Britt
The fintech world has a new heavyweight.
Chime, the start-up that delivers banking services through mobile phones, has closed a fundraising that values the company at $14.5 billion, CNBC has learned exclusively.
That lofty figure makes Chime the most valuable American fintech start-up serving retail consumers. Robinhood, the popular free-trading app, raised money last month at an $11.2 billion valuation. The moves show that even as investors punish the shares of established U.S. banks — the KBW Bank Index has lost a third of its value this year — they are willing to lavish money on pre-IPO fintech companies that increasingly look like segment…