Fidelity found that 401(k) balances dipped slightly due to volatility, but that savings rates remained consistent. So what ...

Users of Fidelity's trading platforms encountered a series of glitches that stopped them from logging on to their accounts, just as U.S. stock markets opened for trading on Monday morning.

U.S. asset manager Fidelity Investments is exploring whether to launch its own stablecoin, in the latest sign of mainstream investors looking to cash in on a revival of interest in cryptocurrencies.