KL

KLA Corporation stock research

Latest · Mar 31, 2026

FY2026 Q3

KLA (KLAC) Gross Margin & Quarterly History

Explore KLA Corporation (KLAC) gross margin from 2023 through the latest reported quarter, using SEC-sourced revenue, gross profit, and direct costs.

Gross margin takeaway

Quarter ended Mar 31, 2026 · FY2026 Q3

Revenue and gross profit both increased compared to the prior quarter and the same quarter last year, while cost of revenue was stable relative to the prior quarter and higher year over year. Gross margin weakened slightly from both the prior quarter and the year-ago quarter, indicating that cost growth outpaced revenue growth on a relative basis.

  • The strongest observable margin driver is the relationship between revenue and cost of revenue: revenue grew while cost of revenue remained unchanged sequentially, yet gross margin still declined, implying a shift in revenue composition or cost structure. The year-over-year comparison shows cost of revenue increased at a pace that outpaced revenue growth, compressing margin.
  • Compared to the immediately preceding quarter, revenue and gross profit were higher, cost of revenue was stable, and gross margin was slightly lower. Compared to the same quarter one year earlier, revenue, gross profit, and cost of revenue were all higher, while gross margin was lower.

Gross margin snapshot

The selected quarter's reported revenue, gross profit, direct costs, and margin comparisons.

Gross margin

61.1%

Gross profit

$2.1B

Revenue

$3.4B

Cost of revenue

$1.3B

Quarter-over-quarter change

-0.3 pts

Year-over-year change

-0.5 pts

Quarterly gross margin trend

A four-quarter view of the revenue and direct-cost bridge behind gross margin.

PeriodRevenueGross profitCost of revenueGross margin
Jun 30, 2025$3.2B$2.0B$1.2B62.0%
Sep 30, 2025$3.2B$2.0B$1.2B61.3%
Dec 31, 2025$3.3B$2.0B$1.3B61.4%
Mar 31, 2026$3.4B$2.1B$1.3B61.1%

Quarterly comparisons

Compare the selected margin with the preceding quarter and the same fiscal quarter one year earlier.

Previous-quarter change

Dec 31, 2025

-0.3 pts

Year-over-year change

Mar 31, 2025

-0.5 pts

What the margin says

Filing-constrained interpretation of margin direction, comparisons, and what to monitor next.

The strongest observable margin driver is the relationship between revenue and cost of revenue: revenue grew while cost of revenue remained unchanged sequentially, yet gross margin still declined, implying a shift in revenue composition or cost structure. The year-over-year comparison shows cost of revenue increased at a pace that outpaced revenue growth, compressing margin.

Compared to the immediately preceding quarter, revenue and gross profit were higher, cost of revenue was stable, and gross margin was slightly lower. Compared to the same quarter one year earlier, revenue, gross profit, and cost of revenue were all higher, while gross margin was lower.

Monitor the trajectory of cost of revenue relative to revenue, as its stable sequential level combined with a margin decline suggests potential pressure from revenue mix or fixed cost absorption.

Peer context

Latest available gross margins for related public companies.

CompanyGross margin
KLA Corporation (KLAC)61.1%