SK hynix market value passes 1 quadrillion won as shares jump 12.8% intraday

SK hynix shares rose as much as 12.8% from the prior Friday close to an intraday high of 1.45 million won on May 4, 2026. Its market value passed 1 quadrillion won, about $680 billion, making it the second Korean company to reach that level after Samsung Electronics. The rally followed a record run in semiconductor stocks and gains in US tech shares.

• Intraday high 1.45 million won, up as much as 12.8%
• Market value above 1 quadrillion won (about $680 billion)
• Second Korean company to pass that level, after Samsung Electronics