09:14 AM EDT, 06/08/2026 (MT Newswires) -- Technology stocks were rising premarket Monday, with the State Street Technology Select Sector SPDR Fund (XLK) up 2.7% and the State Street SPDR S&P Semiconductor ETF ( XSD ) nearly 5% higher.

Marvell Technology ( MRVL ) is set to join the S&P 500, effective June 22, S&P Dow Jones Indices said. Shares of Marvell Technology ( MRVL ) were up more than 8% pre-bell.

Advanced Micro Devices ( AMD ) stock was up more than 4% after the company detailed plans to invest up to 2 billion pounds ($2.7 billion) in the UK over the next five years to accelerate artificial intelligence research.

ON Semiconductor (ON) shares were up more than 5% after the company launched its Elite Pairing Studio, an online design tool intended to help engineers determine combinations of silicon carbide MOSFETs and gate drivers for power electronics applications