HBM companies

As of 2026-10-04, wafergraph tracks 3 HBM companies across 2 countries; Samsung Electronics, SK hynix hold monopoly or leader positions.

Data as of 2026-10-04 · market caps from the daily wafergraph pipeline; unpriced companies are listed but not summed

3 companies in the HBM part of the semiconductor & AI value chain.

Market share

Samsung Electronics — World's largest memory maker, plus leading-edge foundry and Exynos design. leader · KRX:005930 · $246.2B rev · South Korea
SK hynix — HBM leader supplying NVIDIA; top-two in DRAM, owns Solidigm NAND. leader · KRX:000660 · $71.7B rev · South Korea
Micron Technology — Only US-based DRAM/NAND maker; ramping HBM for AI accelerators. major · NASDAQ:MU · $37.4B rev · United States

Cite as: wafergraph, “HBM companies — list, suppliers & market position”, https://wafergraph.com/segment/memory/hbm/ (data as of 2026-10-04).

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