A slugfest between Wall Street and Main Street took an unexpected turn late on Wednesday after moderators of a stock trading forum that has helped fuel massive rallies in the shares of GameStop temporarily closed its doors.
Shares of GameStop and other companies tumbled in extended trading after Wallstreetbets, a discussion forum popular with retail traders on the Reddit website, briefly turned invitation-only. They pared those losses around an hour later, when the forum opened back up.
