Loose actions plunge despite improved prospects for the entire year.

Slack Technologies Inc. published a higher turnover in its first earnings report since its public market debut, but the workplace collaboration software provider warned that the pace of growth was slowing .

Slack's shares fell 13% Wednesday after normal business hours, bringing the stock down to about $ 27, close to the $ 26 benchmark used for direct listing in June. Slack also expects a larger loss than analysts expect for the current quarter.

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