While SpaceX is due to join the Nasdaq-100 on Tuesday, it won’t become part of the S&P 500 for at least another year — likely furthering the volatility spread between those two indexes.
Markets MarketWatch Jul 6, 2026
The Nasdaq-100 has been far more volatile than the S&P 500. Now add SpaceX to the mix.
While SpaceX is due to join the Nasdaq-100 on Tuesday, it won’t become part of the S&P 500 for at least another year — likely furthering the volatility spread between those two indexes.
