When Tony Xu, chief executive of food-delivery company DoorDash Inc., began raising funding late last year, he told investors he expected to raise up to $250 million to support his growing, five-year-old business.
He misjudged the market. SoftBank Group Corp. and Singapore sovereign-wealth fund GIC, both competing to invest heavily in startups, pushed up the size of the fundraising round to $535 million, people familiar with the deal say.
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