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Company dossier

KLA CORP

Ticker KLACCIK 0000319201SIC 3827Optical Instruments & Lenses

Exchange

Nasdaq

Entity type

operating

Fiscal year end

Jun 30

Headquarters

DE

Company overview

KLA CORP

KLA CORP stands as a leader in the Optical Instruments & Lenses space, crafting advanced process control and inspection systems that underpin wafer fabrication for chipmakers worldwide; these high-precision metrology tools, yield management software, and data analytic services keep semiconductor foundries, IDMs, and OSAT providers aligned with ever-more demanding node transitions. Operating within SIC 3861, the firm must navigate strict export controls, environmental compliance, and the cyclical capital-spending patterns tied to global semiconductor demand, making regulatory risk and supply-chain resilience constant priorities. Investors and partners watching for shifts in U.S. and foreign antitrust or trade policy should note that the most recent filing, a Form 10-Q from November 1999, reflects an earlier chapter before subsequent reporting frameworks, yet the company’s commitment to innovation in optics, e-beam inspection, and AI-enhanced pattern analysis continues to define its competitive edge; CIK 319201 keeps these governance and disclosure obligations transparent, and you can view live SEC filings on Earnings Feed.

Source: Earnings Feed research · last updated 11/24/2025

Last trade

$1,097.12

−$50.31 (−4.38%)

Ticker

KLAC

Prev close

$1,147.43

Range (30d)

$1,097.12 – $1,235.28

Updated

Nov 21, 9:30 AM ET
$1,050.00$1,100.00$1,150.00$1,200.00$1,250.00Oct 22Oct 31Nov 12Nov 21

Recent filings

Latest submissions
6 items

Monitoring

Insider owner filings
Yes
Insider issuer filings
Yes
Tickers on record
1

Ticker roster

Addresses

  • business

    ONE TECHNOLOGY DRIVE

    MILPITAS, CA, 95035

  • mailing

    ONE TECHNOLOGY DRIVE

    MILPITAS, CA, 95035

Former names

  • KLA TENCOR CORP

    1997-09-102019-07-03
  • KLA INSTRUMENTS CORP

    1994-01-261997-02-11