Side-by-side comparison
KLA vs Lam Research
As of Sep 25, 2026, P/E is 51.3x for KLA vs 54.7x for Lam Research; P/S is 18.1x for KLA vs 17.0x for Lam Research; revenue growth is 11.7% for KLA vs 26.0% for Lam Research; operating margin is 4.7% for KLA vs 35.3% for Lam Research.
Key metrics
| Metric | KLAC | LRCX |
|---|---|---|
| Price | $187.92 | $315.21 |
| Market cap | $245.53B | $394.43B |
| P/E | 51.3x (#1) | 54.7x (#2) |
| P/S | 18.1x (#2) | 17.0x (#1) |
| Revenue growth | 11.7% (#2) | 26.0% (#1) |
| Operating margin | 4.7% (#2) | 35.3% (#1) |
| Net margin | 35.6% (#1) | 31.3% (#2) |
| Debt / equity | 0.93 (#2) | 0.30 (#1) |
| 1-year return | +76.6% (#2) | +145.6% (#1) |
| Research score | 52/100 (#2) | 68/100 (#1) |
Higher is better for growth, margins, one-year return and overall score; lower is better for valuation and debt ratios. Ties share a rank and missing values are excluded.
Company research
- KLA Corporation (KLAC) — Semiconductor Equipment & Materials
- Lam Research Corporation (LRCX) — Semiconductor Equipment & Materials