MRVL Surges 13% on S&P 500 Inclusion, But Gains May Fade Post-Entry
Marvell Technology’s addition to the S&P 500 sparks a 13% rally, though historical data shows outperformance often reverses after inclusion. Marvell Technology (MRVL) climbed 13% Monday following its addition to the S&P 500, effective June 22. The move triggers mandatory b