Group 1 - Nasdaq will implement a "fast entry" rule allowing newly public companies with large market caps to be included in the Nasdaq 100 index within 15 trading days after an IPO, significantly reducing the current inclusion timeline of approximately three months [1][2] - The fast entry rule will not require the removal of existing securities from the index, enabling the constituent count to temporarily exceed 100 [2] - Major companies like SpaceX, OpenAI, and Anthropic are considering IPOs in 2026, which are anticipated to be significant offerings [2] Group 2 - SpaceX is reportedly aiming for a $75 billion raise at a valuation of $1.75 trillion, which would surpass the largest IPO on record, Saudi Aramco's $29 billion raise, and position SpaceX among the top 10 most valuable public companies [3] - Inclusion in major indexes is crucial for public companies, as index fund and ETF managers must purchase stocks of newly added companies, impacting their market presence [4] - Over $30 trillion in assets are benchmarked to major indexes like the S&P 500, Dow Jones Industrial Average, Nasdaq Composite, and FTSE Russell, all of which are considering changes to expedite the inclusion of newly listed companies [4]