Record Annual Revenue and Strong YoY Growth
Fiscal 2025 revenue of $20.6B, up 27% year-over-year, marking a record year for the company.
Record Profitability and EPS Leverage
Full-year gross margin 49.9% (highest combined-company result since 2012); gross profit grew 31% to $10.3B; operating profit $7.0B up 41% YoY; diluted EPS $4.89 up 49% YoY.
Quarterly Record and Continued Revenue Momentum
December quarter revenue $5.34B (record), tenth consecutive quarter of revenue growth; December diluted EPS $1.27, above guidance.
Customer Support & Installed Base Milestones
CSBG (customer support) revenue reached a record $7.2B in 2025; installed base topped 100,000 chambers and CSBG revenue grew faster than installed-base unit growth.
Market Share and SAM Expansion Progress
Served available market (SAM) share of WFE expanded into the mid-thirties percent range (multiyear goal: high-thirties); ship share of WFE grew by well over one percentage point year-over-year.
Product & Technology Wins
Aqara conductor etch system doubled its installed base over the past year with production tool-of-record wins for EUV and high-aspect-ratio etch; multiple wins in advanced DRAM and foundry logic.
Advanced Packaging and HBM Momentum
Advanced packaging business expected to grow >40% in 2026; strong demand in HBM (HBM3e/4) and stacking activity, supporting Lam’s electroplating and etch leadership.
NAND Upgrade Strength
NAND-driven upgrade revenue was a material positive: record upgrade revenue in 2025 up more than 90% YoY; management notes NAND demand is growing faster than previously expected.
Capital Returns and Balance Sheet
Allocated ~$1.4B to buybacks in the December quarter (average buyback price ~$154); repurchased ~39M shares in 2025 at an average $104; paid $328M in dividends in the quarter; returned ~85% of free cash flow in 2025; cash & equivalents $6.2B.
Operational Capacity and Efficiency Investments
Nearly doubled manufacturing capacity over the last four years, launched automated warehouses in 2025, invested in R&D and global footprint expansion, and expanded Dextro cobot coverage to six tool types.
Guidance for March Quarter
Non-GAAP guidance: revenue $5.7B ± $300M; gross margin 49% ± 1pp; operating margin 34% ± 1pp; EPS $1.35 ± $0.10 (share count ~1.26B).