Shares surged as SK Hynix delivered a quarter that silenced doubters of the AI memory boom. Investors had been selling the stock on worries that AI spending could lose steam. The chipmaker answered with staggering numbers and a cash-return plan that amounts to nearly a tenth of its market value — forcing a reassessment of what this company is worth.
An 80% Operating Margin in a Business Known for Brutal Cycles
SK Hynix reported record third-quarter revenue of ₩104.6 trillion and operating profit of ₩83.3 trillion, as demand for AI memory chips continued to surge.
The quarter marked the first time its revenue exceeded ₩100 trillion, while operating margin widened to 80%.
An 80% operating margin is extraordinary for a memory manufacturer, an industry historically characterized by fierce competition and pronounced cycles. The question is whether this pricing power is structural or simply the peak of another cycle.
$75 Billion Back to Shareholders — a Direct Attack on the Stock Discount
SK Hynix plans approximately ₩100 trillion ($75.4 billion) in total shareholder returns for 2026, through cash dividends of at least ₩30 trillion and share buybacks and cancellations of at least ₩60 trillion.
That total is equivalent to roughly 9.5% of its current market capitalization — a staggering yield in a single year. The plan was explicitly designed to address the mismatch between the company's sluggish share price and its record-breaking earnings. The buyback component permanently cancels shares, shrinking the pool and boosting each remaining investor's ownership stake.
Three Years of Production Already Spoken For
SK Hynix stated that its DRAM and high-bandwidth memory production through 2029 is effectively sold out, having signed long-term supply agreements with 14 customers, including major global cloud providers.
Confirmed contract volumes alone account for more than 50% of total production capacity for 2027 and 2028. These locked-in deals reduce the earnings volatility that has historically plagued memory chipmakers, giving investors an unusual degree of revenue visibility.
The Risk Hiding Inside the Boom
Revenue rose 328% from a year earlier and operating profit jumped 632% year over year. Growth rates like these are inherently unsustainable. Analysts note that sell-out announcements have historically signaled tightness in premium product tiers rather than the entire memory market, and such language has on past occasions preceded price peaks. If AI infrastructure spending slows, today's extraordinary margins could compress fast — and a stock up 40% in a single week prices in a lot of optimism.