Salesforce to buy workplace app Slack in $27.7 billion deal

Salesforce.com Inc has agreed to buy workplace messaging app Slack Technologies Inc in a $27.7 billion deal, the biggest by the cloud-computing pioneer as it bets on an extended run for remote working and sharpens its rivalry with Microsoft.

S&P Global to buy IHS Markit in $44 billion mega deal

Data giant S&P Global Inc has agreed to buy IHS Markit Ltd in an all-stock deal worth $44 billion that will be the biggest corporate acquisition of 2020 and create a heavyweight in the increasingly competitive market in financial information.

GM, Nikola announce reworked agreement; Nikola shares tumble 24%

General Motors Co and Nikola Corp on Monday announced a reworked agreement on a fuel-cell partnership that eliminates an equity stake in the startup for the Detroit automaker as well as plans for building Nikola's electric pickup truck, sending Nikola shares tumbling more than 24%.