Glen Anderson has been brokering trades in private company shares since 2010, back when the number of institutional investors focused on the late-stage private market could be counted on two hands. Today, he says, there are thousands. As president of the investment bank Rainmaker Securities, which focuses solely on private securities markets and facilitates transactions in roughly 1,000 stocks, Anderson has a front-row seat to one of the most nail-bitingly large moments in the history of the