SK Hynix shares plunged over 11% in Seoul on August 10, 2026. U.S. premarket indications showed an additional drop of 5% to 8%. Renewed U.S. strikes in Iran sparked a risk-off sentiment across the semiconductor sector. A new union representing all employee ranks formed on August 5. The labor group expanded to more than 3,500 members within days. Management proposed replacing cash profit-sharing bonuses with restricted company stock. Employees launched a protest against the stock-based compensation plan.