Reddit Inc. shares surged over 10% after the bell following the announcement by S&P Dow Jones Indices that the social networking platform will join the S&P 500 next week as part of an off-cycle change.

A report suggests that SpaceX could be eligible for fast entry into certain S&P Dow Jones indexes, but not the S&P 500. This indicates potential shifts in major market index compositions.

S&P Dow Jones Indices is reportedly considering new rules that could allow 'fast-track' entry and relax profitability requirements for companies like SpaceX, Anthropic, and OpenAI, potentially easing their path to S&P 500 inclusion.

Nigeria's capital market has been recognized by S&P Dow Jones Indices (S&P DJI), which placed the country on its 2027 Country Classification Watchlist for potential reclassification from a Standalone Market.

S&P Dow Jones Indices' committee maintained a rule requiring companies to generate positive net income for the past year, potentially delaying the inclusion of large IPOs like SpaceX into the S&P 500.

S&P Dow Jones has issued warnings about potential frontier-market downgrades for both Indonesia and Turkey. This signals a possible reclassification of their market status.

Cerebras shares climbed 6% following reports of its fast-track inclusion on the S&P Dow Jones Indices.