Marvell rose in premarket trading after S&P Global said the AI chipmaker would join the S&P 500 on June 22.

June 5 : Marvell Technology is set to join the benchmark S&P 500 index, S&P Dow Jones Indices said on Friday, sending the chipmaker's shares up 6 per cent in extended trading.The…

The move highlights the growing importance of the technology sector to the stock market.