Micron Technology
Micron Technology
One-line summary: Only US-domiciled HBM manufacturer; catching up to SK Hynix in AI memory market share with HBM3E ramp underway — CHIPS Act recipient and strategic beneficiary of any US-content requirements in AI procurement.
What it is
US-based DRAM and NAND manufacturer. Its HBM (High Bandwidth Memory) products are a primary AI training chip component — Nvidia's H100/H200/B200 GPUs require HBM stacks. Micron is the only US-domiciled player in this market; SK Hynix and Samsung dominate the current generation.
Why it matters to stock-market
Micron is the hbm-supply-bottleneck beneficiary most exposed to US industrial policy tailwinds. If CHIPS Act provisions or AI procurement rules begin favoring US-origin memory, Micron gains share at the expense of SK Hynix (Korean) and Samsung (Korean). Also, as AI demand keeps HBM pre-committed through 2026, Micron's ASP stays elevated regardless of share dynamics.
Key facts
- HBM ramp: Micron HBM3E in active ramp for 2026; market share growing from 21% (Q2 2025) to 24% projected 2026, overtaking Samsung. From 2026-05-19-autoresearch-hbm-supply-bottleneck-micron-hbm3e-may-2026.
- GB300 design win: Micron HBM3E 12-high explicitly designed into Nvidia GB300/Blackwell Ultra (288GB per unit, 50% more than B200's 192GB). Also in GB200/B200 (8-high). From 2026-05-19-autoresearch-hbm-supply-bottleneck-micron-hbm3e-may-2026.
- Customer base: Six HBM customers total as of Q2 FY2026; began volume shipments to third large customer (identity not disclosed). Pricing agreements with "almost all customers" for vast majority of 2026 HBM3E supply. From 2026-05-19-autoresearch-hbm-supply-bottleneck-micron-hbm3e-may-2026.
- Q2 FY2026 financials (VERIFIED via SEC 8-K, March 18, 2026): Revenue $23.86B (+196% YoY, +75% QoQ) — fourth consecutive quarterly record; net income $13.79B ($12.07 diluted EPS); GAAP gross margin 74.9%. DRAM $18.8B (207% YoY), NAND $5.0B (169% YoY). The ⚠ flag from prior research is now resolved. Q3 FY2026 guidance: $33.5B ±$750M; ~81% gross margin; $19.15 EPS. From 2026-05-21-autoresearch-hbm-supply-update-micron-q2-sk-hynix-may-2026.
- HBM4: Began HBM4 36GB 12-high volume shipments Q1 2026 (ahead of schedule relative to HBM3E ramp); aligned with Nvidia Vera Rubin platform. HBM4 does not relieve 2026 supply constraint — new capacity arrives 2027. From 2026-05-19-autoresearch-hbm-supply-bottleneck-micron-hbm3e-may-2026.
- CHIPS Act recipient: received meaningful grant and loan package supporting US fab capacity expansion.
- DRAM market: DRAM ASPs surged — spot price $9.71/GB vs $3.76/GB a year ago (+158%) driven by AI/HBM demand displacing commodity DRAM supply.
- HBM pre-commitment: CEO stated "HBM capacity for calendar 2025 and 2026 is fully booked" — pricing power locked in regardless of near-term macro. From 2026-05-19-autoresearch-hbm-supply-bottleneck-micron-hbm3e-may-2026.
Strengths (from a thesis-input perspective)
- Only US HBM manufacturer — strategic moat if US-content rules tighten
- CHIPS Act capital reduces balance sheet risk of aggressive CapEx
- Rising DRAM ASPs and locked-in HBM commitments provide near-term revenue visibility
Weaknesses (from a thesis-input perspective)
- SK Hynix is 12–18 months ahead in HBM yield and customer relationships (especially Nvidia)
- Memory is cyclical — sustained HBM demand requires sustained AI CapEx (see csp-capex-cycle-peak-or-sustained)
- Capacity ramp timeline risk if fab construction or tool delivery slips
Sources
- 2026-05-11-autoresearch-macro-semis-ai-infrastructure-may-2026
- 2026-05-19-autoresearch-hbm-supply-bottleneck-micron-hbm3e-may-2026