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KLAC · Q4 FY2026
Archived report (Q4 FY2026). Latest deep dive →
The quarter in brief
A strong quarter for KLA, with revenue up 15% and net income up 13% y/y driven by robust Semiconductor Process Control demand tied to AI infrastructure buildout, while rising R&D and SG&A only modestly dented margin expansion.
Net Income
$1,363M
up 13.3% y/y
Total Revenue
$3,658M
up 15.2% y/y
Operating Income
$1,555M
up 14.9% y/y
Gross Profit
$2,245M
up 14.1% y/y
All figures in $M.
| Line item | Amount and change |
|---|---|
| Semiconductor Process Control | $3,257 · +13.2% |
| Specialty Semiconductor Process | $160 · +12.6% |
| PCB and Component Inspection | $241 · +56.4% |
| Total Revenue | $3,658 · +15.2% |
| Cost of Revenues | $1,413 · +17.1% |
| Gross Profit | $2,245 · +14.1% · 61.4% margin |
| R&D | $399 · +13.0% |
| SG&A | $291 · +11.0% |
| Operating Income | $1,555 · +14.9% · 42.5% margin |
| Interest Expense | $73 · +0.2% |
| Other Income, net | $69 · +37.0% |
| Pre-Tax Income | $1,549 · +16.6% |
| Income Tax | $186 · +47.9% |
| Net Income | $1,363 · +13.3% · $1.04 diluted EPS |
Verdict: a strong quarter for KLA, with revenue up 15% and net income up 13% y/y driven by robust Semiconductor Process Control demand tied to AI infrastructure buildout, while rising R&D and SG&A only modestly dented margin expansion.
OCF $906M; capex $89M; free cash flow $817M; dividends $305M; buybacks $571M; capital returns $876M; Q1 FY27 guidance: revenue $4.0B ±$200M, GAAP diluted EPS $1.14 ±$0.10.
Source and notation
* marks non-cash / ≈ estimated. Source: KLA Corporation press release / 10-Q (SEC EDGAR).
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Chart: “KLAC Q4 FY2026: where the revenue went” by Who Reports Today, https://whoreportstoday.com/t/klac/q4-fy2026. Licensed under CC BY 4.0.
<figure> <a href="https://whoreportstoday.com/t/klac/q4-fy2026"><img src="https://whoreportstoday.com/t/klac/q4-fy2026/sankey.png" alt="KLAC Q4 FY2026: where the revenue went" loading="lazy" style="max-width:100%;height:auto"></a> <figcaption>Source: <a href="https://whoreportstoday.com/t/klac/q4-fy2026">Who Reports Today</a>, licensed under <a href="https://creativecommons.org/licenses/by/4.0/">CC BY 4.0</a></figcaption> </figure>
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<a href="https://whoreportstoday.com/t/klac/q4-fy2026">KLAC Q4 FY2026 earnings chart (Who Reports Today)</a>
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- Revenue came in above the guidance midpoint at $3,658M, up 15.2% y/y, led by Semiconductor Process Control segment (+13.2% y/y to $3,257M).
- GAAP net income $1,363M (+13.3% y/y) vs non-GAAP net income $1,386M; gap driven by $33M acquisition-related charges (mostly intangible amortization) net of tax effects.
- Other expense (income), net was a $69M gain (vs $50M prior year), boosting pre-tax income; largely non-operating/FX-related items.
- Effective tax rate rose to 12.0% from 9.5% a year ago, partly offsetting operating leverage gains.
- PCB and Component Inspection segment grew fastest (+56.4% y/y) off a small base; Specialty Semiconductor Process grew +12.6% y/y.
- Stock-based compensation of $82M* (non-cash) embedded within opex lines.
What distorts the picture in this report and what to watch beyond the headlines.
KLAC — KLA Corporation develops equipment and software for semiconductor design and manufacturing.
The company is based in California and serves the global technology industry.
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