The work messaging service's shares debuted on the New York Stock Exchange at $38.50 and rose slightly to close at $38.62. Slack aims to replace traditional work communication like email with its own messaging platform. ———12:30 p.m.Shares of work messaging platform Slack have begun trading on the New York Stock Exchange under the ticker "WORK." ———9:45 a.m.Shares of work messaging platform Slack are expected to start trading on the New York Stock Exchange under the ticker "WORK." Slack aims to replace traditional work communication like email with its own messaging platform.

Source: ABC News June 20, 2019 16:32 UTC