Send us a textRobinhood will give retail investors access to IPO shares. Robinhood announced last week that they are building a platform to “democratize” initial public offerings, including their own, that would allow users of its trading app to buy shares alongside Wall Street funds.The move could erode Wall Street’s grip on stock market flotations. It would be easier to implement for Robinhood’s own IPO, given how companies and their investment bankers tightly control allocations to investo...