Uber Technologies, the driver for hire company, is reported to be seeking $500 million in an investment that would value the firm at more than $12 billion — just one week after the startup said it would chase a $10 billion valuation. The company is talking with possible investors including hedge funds, mutual fund BlackRock Inc., and private-equity firms General Atlantic and Technology Crossover Ventures, the Wall Street Journal reported. It’s looking to complete the deal within the next few weeks. Last…
