Shares of Marvell Technology (MVLL) are continuing their strong rally, trading up 10.2% in pre-market, driven by the major news of the company's upcoming inclusion in the S&P 500 index.

  • S&P Dow Jones Indices announced after the market close on Friday, June 5, that Marvell will be added to the benchmark S&P 500 index.
  • The news triggered a surge of over 9% on Monday, June 8, as index-tracking funds are now required to purchase the stock, creating significant buying pressure.
  • Marvell will officially join the index effective before the market opens on June 22, 2026.