LOS ANGELES--(BUSINESS WIRE)--Sweetgreen, Inc. (NYSE: SG) today announced it has completed its previously announced sale of Spyce, the business unit responsible for developing and launching the Infinite Kitchen technology, to Wonder Group, Inc., consisting of $100 million in cash and shares of Series C Preferred Stock of Wonder with an implied value of$86.4 million based on the price per share at which shares were issued by Wonder to cash investors in its most recent preferred equity financing. ...