Reddit Shares Jump 15% As It Joins The S&P 500 Next Week—Here’s What To Know

Reddit surges on S&P 500 inclusion

Reddit enters the S&P 500 with projected inflows of 16.7M shares (3x daily average volume), driving a +12% pre-market surge. Yet the stock is down 31% YTD and analysts note S&P additions typically lag by ~2% over three months post-inclusion, signaling lingering skepticism on commoditized social platforms amid weakening search-driven traffic.