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KLA Corporation (KLAC, Milpitas CA) is the world's leading provider of process control and yield management equipment for semiconductor wafer fabrication, with FY2025 revenue of $12.2 bn and ~15,000 employees.
Source: SEC Financial Statement Data Sets, quarterly period, tagged by the issuer. Segment names are the company’s own labels and are not comparable with another filer’s. Shares are of consolidated revenue and need not sum to 100%: overlapping cuts are reported, and segment×geography cross-tabs are dropped rather than counted twice.
Named counterparties identified by open-source research and written only where a primary source states the relationship — never inferred from sector or co-mention. 1 customer-side. This is a partial view: it covers the relationships we could evidence, not the company's full supply base.
KLA FY2025 10-K discloses TSMC accounted for more than 10% of total revenue in FY2025, FY2024, and FY2023, primarily in the Semiconductor Process Control segment; exact percentage not disclosed.
Scope. Absence of a counterparty here is not evidence that none exists — most commercial sourcing is confidential and never becomes public. Rows without a share figure mean no share was disclosed, not that the relationship is small.
Every exposure is read as a buyer dependency; the top 3 are its binding chokepoints.
As a buyer, policy pressure across its consumed materials is rising.
Descriptive trend in official policy actions on this company’s materials — a policy-pressure trend, not a price or trading signal. No forward probability is implied. Direction is measured on actions we have discovered, and discovery lags events: where the recent window is too thin to support a calm reading, the row says coverage-limited instead of easing.
🇺🇸 US accounts for 38% of severity-weighted pressure.