KLAvs.Teradyne
KLAC vs TER · both in Semiconductor equipment & IP, part of the AI & digital infrastructure value chain: The machines and chip IP advanced semiconductor manufacturing cannot do without.
KLA is about 4.1× larger than Teradyne by market cap; year to date, Teradyne leads (+106.0% vs +61.9%).
Side by side
| KLAC | TER | |
|---|---|---|
| Market cap | $255B | $62.5B |
| Price | $195.57 | $402.68 |
| Today | −0.6% | +1.0% |
| Return YTD | +61.9% | +106.0% |
| Return 1Y | +85.1% | +175.7% |
| Since June 26, 2026 | −21.3% | −7.8% |
| P/E | 52.8 | 54.3 |
| P/S | 18.8 | 14.0 |
| P/B | 40.2 | 18.2 |
Data as of 2026-10-09 · updates daily after U.S. close
Since June 26, 2026: the change in the closing price, from the daily closes Sectivia records itself since that date.
The two companies
KLAKLAC
Finding a defect a few nanometres across is its own industry, and KLA dominates it. Its inspection systems and yield software show a fab what is going wrong.
Full KLAC profile →TeradyneTER
Two businesses: automated chip test systems, and the Universal Robots cobot line.
Full TER profile →More KLAC & TER comparisons
Other head-to-heads in the Semiconductor equipment & IP segment.