According to Bloomberg, which cited comScore’s data, LinkedIn attracted 6.7 percent more users in May, boosting its U.S. user base to 33.4 million. Bloomberg speculated that the increase came as a result of LinkedIn becoming the first social network to hold an initial public offering (IPO).
Despite the gains, LinkedIn remains No. 3 on the list of social networks with the most U.S. users. According to comScore, the top four are: