Nasdaq-100
Nasdaq Overhauls Index Rules to Capture Mega-Cap IPOs: The Era of 'Fast Entry' and Phantom Market Caps Begins
On March 30, 2026, Nasdaq (Nasdaq: NDAQ) announced the finalization of the most significant methodology overhaul to its flagship Nasdaq-100 Index in over a decade. Set to take effect on May 1, 2026, these sweeping enhancements are designed to modernize how the index incorporates massive private companies that are choosing