SK Hynix 2025 Results: Record Profit on AI Memory Demand

Seoul, South Korea - SK Hynix reported full-year 2025 revenue of KRW 97.15 trillion (US$ 66.0 billion), a 47% increase from KRW 66.19 trillion (US$ 45.0 billion) in 2024.

Operating profit for the year was KRW 47.21 trillion (US$ 32.1 billion), up from KRW 23.47 trillion (US$ 15.9 billion) in the previous year, resulting in an operating margin of 49%.

Net income totaled KRW 42.95 trillion (US$ 29.2 billion).

For the fourth quarter, revenue was KRW 32.83 trillion (US$ 22.3 billion), an increase of 34% sequentially and 66% year-over-year.

Operating profit reached KRW 19.17 trillion (US$ 13.0 billion), with an operating margin of 58%.

Net income for the quarter was KRW 15.25 trillion (US$ 10.4 billion).

The South Korean chipmaker attributed the results to demand for specialized memory chips used in artificial intelligence applications.

Revenue from high bandwidth memory chips, which are critical for AI computing, more than doubled in 2025 compared with 2024.

The company said it began mass production of HBM4, its latest generation of the chips, in September and is shipping them to customers.

In its NAND flash memory business, the company reported annual revenue growth driven by demand for enterprise solid-state drives in the second half of the year.

The company said it completed development of 321-layer storage chips and plans to use its Solidigm subsidiary's products to meet AI storage needs.

For 2026, the company projects server memory demand will grow by about 20 percent for DRAM and in the high teens for NAND flash.

Capital spending is expected to increase to support the construction of manufacturing facilities, including the M15X plant and the first phase of the Yongin factory.

The company announced shareholder returns totaling approximately KRW 14.3 trillion (US$ 9.7 billion).

An additional dividend of KRW 1,500 per share will be paid, bringing the total 2025 dividends to KRW 3,000 per share, representing KRW 2.1 trillion (US$ 1.4 billion).

The company will also cancel its treasury stock holding of 15.3 million shares, equivalent to 2.1% of outstanding shares and valued at approximately KRW 12.2 trillion (US$ 8.3 billion).