Ride-hailing startup Uber has raised $1.25 billion from Japan's SoftBank at the earlier valuation of $68 billion. Further, Uber stock worth $8 billion has been sold to a SoftBank-led group of investors at a discounted valuation of $48 billion. As per the deal, the investors will own about 17.5% of Uber, with SoftBank holding the largest stake at 15%.