SK Hynix’s Profit Jumped 632% as AI Eats the World’s Memory
SK Hynix reported a 632% increase in operating profit to 83.3338 trillion won ($62 billion) for Q3 2026, with revenue at 104.6155 trillion won ($78 billion). The company's CEO stated that DRAM and HBM volume is sold out through 2029. Shares rose 7.76% in Seoul after the earnings release. Micron Technology also saw gains, confirming pricing trends. Both companies are benefiting from AI-driven demand and high memory prices.
How this was made

The 30-second read
Why it matters
The earnings beat and forward guidance are likely to drive further buying in SK hynix and related memory stocks.
Market read
Earnings surprise and AI demand narrative could lift memory sector and Asian equities.
What to watch
Currency loss and investment write-downs may limit net earnings upside.
Background
SK hynix disclosed a massive profit surge and strong AI-related demand outlook, while Micron was mentioned for comparison.
Ticker impact
SK hynix reported Q3 operating profit up 632% YoY, beating consensus, and its ADS rose ~3% after hours.
upward pressure as investors price in higher margins and AI-driven demand.
Record profit, beat, and guidance on capacity contracts suggest sustained demand; market already reacted positively.
Market effects
Memory chip sector may see broader rally as AI demand boosts DRAM and HBM outlook.
KOSPI gains on SK hynix strength, supporting South Korean equities.
Potential spillover to global tech hardware stocks and AI supply chain investors.
Counterpoint
If AI spending stalls, capacity expansion could lead to oversupply and price pressure.
Key entities
- companySK hynix
South Korean memory chip maker reporting Q3 results.


