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.

NameSecurityFirst seenLast seen
KLA-Tencor CorporationCommon StockJan 2015Aug 2018
KLA CorporationCommon StockJan 2015present

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.

Nearby symbols

All symbols starting with K →