Slack Files For Public Listing

Slack Technologies, Inc. has filed a draft for its initial public offering.

Recently, Slack Technologies, Inc. has filed a draft registration statement on Form S-1 with the Securities and Exchange Commission (the “SEC”). This is in relation to the proposed public listing of its Class A common stock. 
The public listing will take place after the SEC completes its review process, subject to market and other conditions.
Slack, a leading provider of chat and direct messaging services for businesses, is now among the tech IPOs that are expected in 2019, including Uber, Lyft and Airbnb.
The official press release also said,
This press release does not constitute an offer to sell or the solicitation of an offer to buy any securities. Any offers, solicitations or offers to buy, or any sales of securities will be made in accordance with the registration requirements of the Securities Act of 1933, as amended (“Securities Act”). This announcement is being issued in accordance with Rule 135 under the Securities Act.