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company · Semiconductors

SK hynix000660.KS

HBM market leader and NVIDIA's primary memory partner — first to complete HBM4 with its 2,048-bit interface. Korea's second champion effectively rate-limits global accelerator production; its Cheongju and Yongin fab programs are nation-scale capex.

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High-Bandwidth Memory
  • launchHBM4 development completed(developer ↔ technology) Sep 12, 2025

Events

  • HBM4 development completed

    SK hynix completes HBM4 development with a 2,048-bit interface, opening the next accelerator memory generation.

    LAUNCH · Sep 12, 2025 · role: developer · confirmed

Claims on record

  • SK hynix invested ₩2,637 billion ($1.7 billion) for a limited partnership interest in SPC 1 and ₩1,279 billion ($845 million) for approximately 15.0 percent of SPC 2, both holding equity interests in Kioxia, with SPC 1 selling all its Kioxia interest in June 2026.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix's cash outflows for acquisitions of property, plant and equipment were ₩27,519 billion ($18.2 billion) in 2025, ₩15,946 billion ($10.5 billion) in 2024, and ₩8,325 billion ($5.5 billion) in 2023.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix established a US entity in March 2026 for strategic investments in AI innovators and plans to commit $10 billion to be deployed by 2030 on a capital-call basis.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix filed an SEC F-1 for a US IPO, offering 17,790,000 shares on Nasdaq representing approximately 2.50 percent of its total issued and outstanding common shares.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix will trade on Nasdaq under the ticker SKHY.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix plans capital expenditures of ₩45.5 trillion ($29.7 billion) related to construction of production facilities in Korea, including Fab 1 at Yongin and the P&T7 advanced packaging plant in Cheongju.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix plans to acquire EUV scanners costing approximately ₩11.9 trillion ($7.8 billion) with delivery by December 2027.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix is the number one HBM supplier with a 56.4 percent share, the largest DRAM supplier with a 29.1 percent share, and the number two NAND supplier with an 18.5 percent revenue share, according to IDC.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • Based on Gartner and IDC figures, SK hynix's estimated HBM revenue in 2025 was $18.6 billion and its DRAM (ex-HBM) revenue was $32.01 billion.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix is investing circa ₩5.9 trillion ($3.8 billion) to construct a US production facility in West Lafayette, Indiana, focused on advanced packaging of HBMs, targeting completion of the first cleanroom in the second half of 2028.

    UNVERIFIED · Blocks and Files · Jul 9, 2026

  • SK hynix's CEO warned that 2027 will be the worst year ever for memory with shortages set to outlast the decade.

    UNVERIFIED · Wccftech · Jul 17, 2026

  • SK hynix completed development of HBM4 with a 2,048-bit interface and is preparing mass production.

    VERIFIED · SK hynix Newsroom · Sep 12, 2025

Coverage