SK Hynix Inc.
000660.KSpublicSemiconductors (Memory)
World's #1 HBM (High-Bandwidth Memory) supplier — the memory stacked on top of every NVIDIA AI GPU. SK Hynix HBM3E is sold out through 2025/2026 to NVIDIA. The company that wins the HBM race wins AI memory. Also major DRAM and NAND supplier.
2024 CAPEX
$12.8B
YoY 2024 vs 2023
+28.0%
Latest Quarter
$4.5B
Q4'25
2025 Guidance
$14.0B–$16.0B
CAPEX History — Quarterly
Guidance Tracker
FY2025
Completed
“We plan to significantly increase CAPEX in 2025 to expand HBM3E and M16 fab capacity. Demand from AI customers remains exceptionally strong.”
Guided: $14.0B–$16.0B
Actual to date: $16.5B
118%
FY2026
On Track
“We will continue aggressive HBM4 investment in 2026. Yield improvements and new customer qualifications support capacity expansion.”
Guided: $17.0B–$20.0B
Key Quotes
Kwak Noh-jung·CEO·2025-01-22
“HBM3E is completely sold out. We are in active qualification discussions with key customers for HBM4. SK Hynix is the undisputed leader in AI memory.”
Q4 2024 Earnings Call
Partnerships & Investments
NVIDIA
Sole or primary HBM3E supplier for NVIDIA H200, B200 series AI GPUs. Multi-year supply agreement.
supply
SEC Filings
koreaHBMmemorysemiconductorsNVIDIAAI-memorypublic