KLAC KLA Corporation
NASDAQActiveCommon stock
KLAC is the ticker symbol of KLA Corporation, which is listed on NASDAQ. The symbol was previously used by KLA-Tencor Corporation.
KLAC at a glance
- Symbol
- KLAC
- Company / issuer
- KLA Corporation
- Security type
- Common stock
- Exchange
- NASDAQ
- Status
- Actively traded
- Seen in listing files
- Jan 2015 – present
- Sector
- Technology
- Industry
- Electronic Components
- Country
- United States
- IPO year
- 1980
- Market cap
- $244.2 billion (Sep 2026)
KLAC ticker history
All companies and securities we have recorded under the symbol KLAC, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| KLA-Tencor Corporation | Common Stock | Jan 2015 | Aug 2018 |
| KLA Corporation | Common Stock | Jan 2015 | present |
KLA Corporation company profile
- Industry (SIC)
- Optical Instruments & Lenses
- Headquarters
- Milpitas, CA
- Incorporated in
- DE
- Fiscal year end
- June 30
- SEC filer category
- Large accelerated filer
- Latest annual report
- 10-K filed 2026-08-06
- Latest interim report
- 10-Q filed 2026-04-30
- SEC CIK
- 319201
Former company names
- Kla Tencor Corp (until 2019)
- Kla Instruments Corp (until 1997)
Source: SEC EDGAR filer data.
KLAC price chart
Interactive chart provided by TradingView (loads third-party scripts).
Frequently asked questions
What company has the ticker symbol KLAC?
KLAC is the ticker symbol of KLA Corporation on NASDAQ.
Is KLAC still trading?
Yes. KLAC appears in the current NASDAQ listings as of Sep 2026.
Which companies have used the ticker KLAC?
Our listing records show KLAC used by: KLA-Tencor Corporation; KLA Corporation.
Which exchange is KLAC listed on?
KLAC is listed on NASDAQ.
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