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Slack Shares Jump in Trading Debut - WSJ
By Corrie Driebusch
Slack’s value rockets as stock closes up 48.5% in public debut
By Kate Clark
Slack going public in a red-hot IPO market, with a twist
By Bob Pisani
Slack IPO: stocks sell at 50% higher than expected as company's value tops $24bn
By Dominic Rushe
All coverage
First Spotify, now Slack: Wall Street may be losing its iron grip on Silicon Valley
By Theodore Schleifer
Slack prices IPO at $26 per share
By Darrell Etherington
Slack shares surge 48% over reference price in market debut
By Lauren Feiner