On August 20, SK hynix rose 3.7% in regular trading, trading at $164.38/share, with turnover of $711 million.

On the news front, multiple catalysts continued to boost the stock. SK hynix announced on August 19 a plan to repurchase and cancel 40 trillion Korean won (approximately $29 billion) of treasury shares over a three-month period starting August 20, with a maximum of 24 million shares. The company committed to returning at least 50% of cumulative free cash flow from 2025 through 2027 to shareholders, marking the largest shareholder return program in Korean history. JPMorgan estimates SK hynix may return at least $130 billion to shareholders by 2027, with Goldman Sachs projecting an 8% shareholder return rate.

Additionally, S&P upgraded SK hynix's credit rating to A- with a positive outlook, citing strong AI-driven business performance. The company also published a CPO roadmap paper in Nature Electronics with the University of Virginia, setting a technology blueprint for next-generation AI interconnects. Korean-listed SK hynix surged over 11%, triggering the KOSPI circuit breaker mechanism.

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