Bridgewater founder Ray Dalio gestures in front of a gray background.
Bridgewater Associates founder Ray Dalio.
  • Bridgewater Associates, founded by Ray Dalio, bet on meme stocks GameStop and AMC last quarter.
  • The hedge fund nearly tripled its stakes in the video-game retailer and the movie-theater chain.
  • Meanwhile, Bill Miller's fund sold all of its remaining shares in Bed, Bath & Beyond.

Meme stocks have divided markets, with some investors dismissing them as silly and certain losers, and others embracing them as undervalued businesses with large, passionate fanbases.