Slack stock soars in trading debut, values firm at more than $23b

Slack stock soars in trading debut, values firm at more than $23b

Slack Technologies Inc. CEO Stewart Butterfield rings the opening bell at the New York Stock Exchange (NYSE) during the company's IPO in New York, U.S. June 20, 2019. REUTERS/Brendan McDermid

Shares of Slack Technologies Inc, the fast-growing workplace messaging and communication platform, soared nearly 50% in their public trading debut on Thursday, valuing the company at more than $23 billion.

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