The Wall Street Journal: Slack shares skyrocket 38% on report of possible Salesforce purchase

Salesforce.com Inc. is in advanced talks to buy Slack Technologies Inc., according to people familiar with the matter, a deal that would unite a giant in business software with a buzzy newcomer on a mission to replace office email.

Salesforce.com Inc. is in advanced talks to buy Slack Technologies Inc., according to people familiar with the matter, a deal that would unite a giant in business software with a buzzy newcomer on a mission to replace office email.