Why Nio Stock Is Firing Up After Morning Slump - The Motley Fool

Here's what you should make of the EV-stock's seesaw.

What happened Nio(NYSE:NIO) stock sank this morning, only to bounce back swiftly, taking investors by surprise. At 9:42 a.m. ET on Tuesday, shares of the electric-vehicle (EV)-manufacturer were trad… [+2616 chars]

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