Slack spikes 8% after Uber decides to use the chat app for its 38,000 employees (WORK)

Uber said it would use Slack across its entire workforce of 38,000 employees, Business Insider's Paayal Zaveri reported Friday.
Slack jumped as much as 8% in early trading Friday.
It's the second large account Slack has won recently: IBM said on February 10 that it would roll out the work-chat app to its 350,000 global employees.
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Slack just landed another big exclusive account.
The popular work-chat app surged as much as 8