Samsung Beats Nvidia on Profit—Then Its Stock Falls 2%

Samsung Electronics posted its first-ever quarterly operating profit above 100 trillion won (roughly $72 billion), yet its share price fell on the day of the announcement—a split that tells you more about where markets are looking than about the results themselves.

What happened

On October 8, 2026, Samsung reported Q3 2026 preliminary results: revenue of 195 trillion won and operating profit of 107.4 trillion won, up 782.5% year-on-year. It is the fourth consecutive quarter of record earnings since Q4 2025, and the first time any Korean company has cleared 100 trillion won in a single quarter. For context, Nvidia’s most recent comparable quarter came in at roughly 85 trillion won in operating profit, and Samsung’s figure topped those of Alphabet and Microsoft as well. Analysts credit the surge to HBM (High Bandwidth Memory, the specialised stacked chip used inside AI accelerators) and eSSD (enterprise-grade solid-state drives for data centres), alongside a broad rise in standard DRAM prices. The article specifically flags that HBM4—the latest generation—began shipping at scale this quarter, sharply improving memory-division margins. Semiconductors accounted for the vast majority of the total profit. Despite all that, Samsung shares closed at 262,000 won on October 8, down 2.42% on the day; SK Hynix (Samsung’s main Korean memory rival) fell 2.44% in sympathy. Foreign institutions were net sellers; retail investors were net buyers.

Why Korea does it this way

Korea’s economy is heavily concentrated in a handful of large conglomerates called chaebol (family-controlled industrial groups), of which Samsung is the largest. Memory chips—DRAM and NAND flash—have been Korea’s single biggest export category for decades, meaning the global AI investment cycle feeds directly into the national current account. Because Samsung and SK Hynix together control a dominant share of global DRAM output, a surge in AI data-centre spending translates almost mechanically into higher Korean chip revenues, with little buffer from domestic demand. Korean equities are also heavily traded by foreign institutions, so global risk-appetite shifts can move share prices independent of local fundamentals.

What it means for you

Investors in Korean equities: Samsung Electronics is the largest single constituent of the KOSPI (Korea Composite Stock Price Index, the main Korean stock market benchmark). A record profit that still triggers a sell-off signals the market has already priced in strong earnings; the next re-rating would require results that beat the new, higher consensus—currently market estimates point to annual operating profit exceeding 500 trillion won for 2027. Neither the article nor Samsung has confirmed guidance, so treat that figure as analyst projection only.

Supply-chain watchers: HBM4 moving to volume shipment this quarter means AI hardware makers (primarily Nvidia-based data-centre builds) now have a confirmed second major HBM4 supplier alongside SK Hynix. Companies waiting for HBM4 allocation should note that Samsung’s ramp is underway as of Q3 2026.

Workers and residents: Samsung’s semiconductor division is centred on Hwaseong and Pyeongtaek (Gyeonggi Province). Sustained record profits historically precede capital-expenditure announcements; any new fab investment would affect local employment and power-grid demand, but no capex figures were disclosed in this release.

Borrowers and savers: This earnings report has no direct mechanism that changes Korean interest rates or household borrowing costs. For the current Bank of Korea policy rate, check the current figure at www.bok.or.kr.

Watch next

• Samsung full Q3 earnings call — Samsung released only preliminary figures on October 8; the detailed earnings release with divisional breakdowns and management commentary is scheduled for late October 2026 (exact date not yet set—watch Samsung’s investor-relations page). That call will confirm how much of the 107.4 trillion won came from semiconductors versus mobile and displays.
• Memory price trajectory — DRAM spot and contract prices are published monthly by market-research firms (DRAMeXchange / TrendForce). If contract DRAM prices reverse or flatten in the November 2026 data release, it would be the first signal that the supply shortage is easing ahead of competitor capacity expansions.
• Competitor capacity announcements — The article notes that broader industry capacity expansion could ease the memory shortage. Watch for capex guidance from Micron (next earnings expected December 2026) and SK Hynix (next earnings expected late October 2026) for confirmation of supply timelines.

FAQ

Why did Samsung’s stock fall after a record quarterly profit?

Samsung shares dropped 2.42% on October 8 because the record earnings had largely been anticipated—markets had already priced in strong results, so the focus shifted to whether Samsung can sustain 100-trillion-won quarterly profits in future quarters as competitors add memory capacity.

What is HBM4 and why does it matter for Samsung’s earnings?

HBM4 (High Bandwidth Memory generation 4) is the latest stacked-chip memory used inside AI accelerators; Samsung said volume supply of HBM4 began this quarter, which the article credits as a key driver of improved semiconductor margins in Q3 2026.

Source: Electronic Times (전자신문)