Reddit will officially be added to the S&P 500 index starting Tuesday, marking a significant milestone for the online forum. The announcement triggered a 14% jump in Reddit’s stock price on Friday, reflecting investor confidence. Inclusion in the S&P 500, which tracks the 500 largest US publicly traded companies, is considered a key indicator of the American stock market’s health. Companies are selected based on factors like stability, market capitalization, and consistent profitability. This addition will likely bring more capital to Reddit, as funds aligned with the index will be required to purchase its shares. The move follows a strong second-quarter earnings report from Reddit, which reported its highest quarterly revenue ever. Since its IPO in 2024, Reddit has consistently demonstrated profitability in almost every quarter.