KLA Corporation Common Stock
KLAC Real Time Price USDRecent trades of KLAC by members of U.S. Congress
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Recently reported changes in KLAC holdings by institutional investors
Quarterly net insider trading by KLAC's directors and management
* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.
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- YTD
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- 5Y
- MAX
About
Key Metrics
Return (1d)
Return (30d)
Return (1Y)
CAGR (Total)
Max Drawdown
Beta
Alpha
Sharpe Ratio
Win Rate
Average Win
Average Loss
Annual Volatility
Annual Std Dev
Information Ratio
Treynor Ratio
Total Trades
Metrics Definitions
Disclaimer: The performance results shown are based on historical backtesting and are hypothetical in nature. Backtested performance does not represent actual trading and does not account for all market factors that may affect execution, such as liquidity, slippage, and changing market conditions. Past performance is not necessarily indicative of future results. There is no guarantee that any trading strategy will be profitable or avoid losses.
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Alpha
Measures a portfolio's risk-adjusted performance against that of its benchmark
Learn More about Alpha -
Annual Standard Deviation
Measures how much the portfolio's total return varies from its mean or average.
Learn More about Annual Standard Deviation -
Annual Volatility
A statistical measure of the dispersion of returns for the portfolio.
Learn More about Annual Volatility -
Average Win
The average return (%) for trades that resulted in a positive return.
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Average Loss
The average return (%) for trades that resulted in a negative return.
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Beta
A measure of the volatility of the portfolio compared to the market as a whole.
Learn More about Beta -
CAGR
CAGR (Compounded Annual Growth Rate), is the historical annualized rate of return for an investment strategy, throughout the backtest period.
Learn More about CAGR -
Information Ratio
A measurement of portfolio returns beyond the returns of its benchmark compared to the volatility of those returns.
Learn More about Information Ratio -
Max Drawdown
the maximum observed loss from a peak to a trough of a portfolio, before a new peak is attained.
Learn More about Max Drawdown -
Sharpe Ratio
The Sharpe Ratio is a measure of historical risk-adjusted return, which quantifies the amount of return that an investor received per unit of risk.
Learn More about Sharpe Ratio -
Total Trades
The total number of trades made by this strategy.
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Treynor Ratio
Attempts to measure how successful an investment is in providing compensation to investors for taking on investment risk.
Learn More about Treynor Ratio -
Win Rate
The percentage of total trades that resulted in a positive return.
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Government lobbying spending instances
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$170,000 Jan 16, 2026 Issue: Trade (domestic/foreign) Taxation/Internal Revenue Code
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$270,000 Oct 20, 2025 Issue: Trade (domestic/foreign) Taxation/Internal Revenue Code
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$340,000 Jul 30, 2025 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$320,000 Apr 21, 2025 Issue: Trade (domestic/foreign) Taxation/Internal Revenue Code
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$360,000 Jan 21, 2025 Issue: Trade (domestic/foreign) Taxation/Internal Revenue Code
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$450,000 Oct 21, 2024 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$250,000 Jul 22, 2024 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$160,000 Jan 22, 2024 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$90,000 Oct 20, 2023 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$170,000 Jul 19, 2023 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$240,000 Jan 19, 2023 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$150,000 Oct 20, 2022 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$180,000 Jul 19, 2022 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$200,000 Apr 20, 2022 Issue: Taxation/Internal Revenue Code Trade (domestic/foreign)
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$180,000 Jan 20, 2022 Issue: None
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$120,000 Oct 19, 2021 Issue: None
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$180,000 Jul 20, 2021 Issue: None
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$240,000 Apr 20, 2021 Issue: None
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$120,000 Jan 21, 2021 Issue: None
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$130,000 Oct 22, 2020 Issue: None
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$150,000 Oct 22, 2020 Issue: None
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$150,000 Oct 22, 2020 Issue: None
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$50,000 Jan 21, 2020 Issue: Trade (domestic/foreign) Computer Industry
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$50,000 Oct 21, 2019 Issue: Trade (domestic/foreign) Computer Industry
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$50,000 Jul 21, 2019 Issue: Trade (domestic/foreign) Computer Industry
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$20,000 Apr 25, 2019 Issue: Trade (domestic/foreign) Computer Industry
KLAC Estimated quarterly lobbying spending
KLAC Revenue by Segment or Geography
New KLAC patent grants
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Patent Title: System for automatic diagnostics and monitoring of semiconductor defect die screening performance through overlay of defect and electrical test data Jun. 17, 2025
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Patent Title: Oscillating secondary stage for frame-mode overlay metrology Jun. 10, 2025
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Patent Title: Reflective waveplates for pupil polarization filtering Jun. 03, 2025
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Patent Title: Auto-focus sensor implementation for multi-column microscopes Jun. 03, 2025
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Patent Title: Full beam metrology for x-ray scatterometry systems Jun. 03, 2025
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Patent Title: Deep learning image denoising for semiconductor-based applications May. 13, 2025
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Patent Title: System and method for reducing sample noise using selective markers May. 13, 2025
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Patent Title: Creating multiple electron beams with a photocathode film Apr. 22, 2025
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Patent Title: Salient feature point based image alignment Apr. 01, 2025
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Patent Title: Bandwidth adjustment for remote control of a manufacturing tool Mar. 18, 2025
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Patent Title: Scatterometry overlay metrology with orthogonal fine-pitch segmentation Mar. 18, 2025
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Patent Title: Mini-environment system for controlling oxygen and humidity levels within a sample transport device Feb. 25, 2025
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Patent Title: Scanning overlay metrology with high signal to noise ratio Feb. 25, 2025
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Patent Title: Process window qualification modulation layouts Feb. 25, 2025
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Patent Title: Semantic image segmentation for semiconductor-based applications Feb. 18, 2025
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Patent Title: Systems and methods for measurement of misregistration and amelioration thereof Feb. 11, 2025
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Patent Title: Cleanroom compatible robotic end effector exchange system Feb. 04, 2025
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Patent Title: Ensemble of deep learning models for defect review in high volume manufacturing Jan. 28, 2025
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Patent Title: Methods and systems for measurement of tilt and overlay of a structure Jan. 28, 2025
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Patent Title: Multi-layered moiré targets and methods for using the same in measuring misregistration of semiconductor devices Jan. 21, 2025
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Patent Title: Multi-element super resolution optical inspection system Jan. 21, 2025
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Patent Title: Laser-sustained plasma light source with tapered window Jan. 14, 2025
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Patent Title: System and method for determining post bonding overlay Jan. 14, 2025
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Patent Title: Detecting defects on specimens Jan. 07, 2025
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Patent Title: Print check repeater defect detection Jan. 07, 2025
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Patent Title: Secure remote collaboration for equipment in a manufacturing facility Jan. 07, 2025
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Patent Title: Estimating in-die overlay with tool induced shift correction Dec. 31, 2024
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Patent Title: Systems and methods for correction of impact of wafer tilt on misregistration measurements Dec. 17, 2024
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Patent Title: Adaptive modeling misregistration measurement system and method Dec. 10, 2024
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Patent Title: Joint electron-optical columns for flood-charging and image-forming in voltage contrast wafer inspections Dec. 10, 2024
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Patent Title: Method and system of image-forming multi-electron beams Dec. 10, 2024
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Patent Title: System and method for mitigating overlay distortion patterns caused by a wafer bonding tool Dec. 10, 2024
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Patent Title: Counterflow gas nozzle for contamination mitigation in extreme ultraviolet inspection systems Dec. 03, 2024
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Patent Title: System and method for focus control in extreme ultraviolet lithography systems using a focus-sensitive metrology target Nov. 26, 2024
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Patent Title: Passivation of nonlinear optical crystals Nov. 26, 2024
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Patent Title: Correcting target locations for temperature in semiconductor applications Nov. 19, 2024
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Patent Title: Overlay target design for improved target placement accuracy Nov. 12, 2024
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Patent Title: Selective marking of a substrate with fluorescent conjugated polymer probes having a small form factor Nov. 12, 2024
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Patent Title: Rotating target for extreme ultraviolet source with liquid metal Oct. 29, 2024
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Patent Title: Systems and methods for improved metrology for semiconductor device wafers Oct. 29, 2024
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Patent Title: Semiconductor fabrication process parameter determination using a generative adversarial network Oct. 29, 2024
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Patent Title: Bandwidth adjustment for remote control of a manufacturing tool Oct. 29, 2024
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Patent Title: Metrology target design for tilted device designs Oct. 15, 2024
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Patent Title: Optical metrology utilizing short-wave infrared wavelengths Oct. 08, 2024
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Patent Title: Imaging overlay targets using moiré elements and rotational symmetry arrangements Oct. 01, 2024
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Patent Title: Annular apodizer for small target overlay measurement Oct. 01, 2024
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Patent Title: Targets for diffraction-based overlay error metrology Oct. 01, 2024
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Patent Title: Method for determining material parameters of a multilayer test sample Oct. 01, 2024
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Patent Title: Target and algorithm to measure overlay by modeling back scattering electrons on overlapping structures Sep. 24, 2024
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Patent Title: Laser anneal pattern suppression Sep. 24, 2024
Federal grants, loans, and purchases
Estimated quarterly amount awarded to KLAC from public contracts
Recent insights relating to KLAC
Recent picks made for KLAC stock on CNBC
ETFs with the largest estimated holdings in KLAC
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- Is $KLAC stock a Buy, Sell, or Hold?
- What is the price target for $KLAC stock?
* Analyst consensus is not financial advice. Please see our data disclaimers .
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- Who owns $KLAC stock?
- Who owns the most shares of $KLAC stock?
- What funds own $KLAC stock?
* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.
The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.
The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.Sign Up to view KLAC Smart Score
See concise summaries of analyst reports, presenting both bullish and bearish arguments for a stock.
Example:
The Bulls Say summary highlights positive aspects of the stock.
The Bears Say summary points out potential risks and negative aspects of the stock.
KLA is one of the largest semiconductor wafer fabrication equipment, or WFE, manufacturers in the world. It specializes in the market segment of semiconductor process control, wherein machines inspect semiconductor wafers during research and development and manufacturing for defects and verify precise measurements. In this section of the market, KLA holds a majority share. It also has a small exposure to the etch and deposition segments of the WFE market. It counts as top customers the largest chipmakers in the world, including TSMC and Samsung.
- Address Milpitas, CA
- Market Cap 190.2 billion
- Employees 15,200
- Industrial Classification Optical Instruments & Lenses
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