Slack’s value rockets as stock closes up 48.5% in public debut

It was a historic day for Slack (NYSE: WORK). The workplace communication software juggernaut debuted on the New York Stock Exchange up 48% at $38.50 per share after reports emerged Wednesday [...]

The Slack origin story

Let’s rewind a decade. It’s 2009. Vancouver, Canada. Stewart Butterfield, known already for his part in building Flickr, a photo-sharing service acquired by Yahoo in 2005, decided to [...]