KLA (KLAC) Revenue — Quarter Ended Sep 30, 2025
Revenue increased compared to both the prior quarter and the same quarter last year. The sequential growth was modest, while the year-over-year gain was more substantial.
Key takeaway
Quarter ended Sep 30, 2025 · FY2026 Q1
Revenue increased compared to both the prior quarter and the same quarter last year. The sequential growth was modest, while the year-over-year gain was more substantial.
Financial snapshot
Reported revenue, sequential change, year-over-year change, and trailing four-quarter revenue.
Quarter revenue
$3.2B
Revenue reported for this quarter.
Quarter-over-quarter
+1.1%
Change from the immediately preceding quarter.
Year-over-year
+13.0%
Change from the comparable year-ago quarter.
Trailing four quarters
$12.5B
Sum of the latest four reported quarters.
Quarterly revenue trend
The latest four reported quarters with year-over-year comparisons.
| Period ended | Revenue | Year-over-year change |
|---|---|---|
| Dec 31, 2024 | $3.1B | +23.7% |
| Mar 31, 2025 | $3.1B | +29.8% |
| Jun 30, 2025 | $3.2B | +23.6% |
| Sep 30, 2025 | $3.2B | +13.0% |
Revenue performance
The reported revenue rose from the immediately preceding quarter, continuing an upward trend. The year-over-year comparison showed a stronger increase, reflecting higher revenue than the same period one year earlier.
Quarterly comparison
Sequentially, revenue improved slightly from the June quarter. On an annual basis, revenue was notably higher than the September quarter of the prior year.
What to watch
The filing context references risks related to international operations and trade restrictions, which may affect future revenue.