Littelfuse Inc
LFUS Real Time Price USDRecent trades of LFUS by members of U.S. Congress
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Recently reported changes in LFUS holdings by institutional investors
Quarterly net insider trading by LFUS'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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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
Former government officials who have lobbied for LFUS
LFUS Estimated quarterly lobbying spending
LFUS Revenue by Segment or Geography
New LFUS patent grants
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Patent Title: Hybrid conductive paste for fast-opening, low-rating fuses Sep. 22, 2026
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Patent Title: Overcurrent protection based on slope detection Jun. 30, 2026
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Patent Title: Temperature sensing tape having a temperature sensor element with multiple crystallization points Jun. 23, 2026
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Patent Title: Metal oxide-polyaniline polymer matrix varistor May. 12, 2026
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Patent Title: Reverse blocking insulated-gate bipolar transistor Apr. 28, 2026
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Patent Title: Battery master disconnect switch with integrated voltage indicator Apr. 21, 2026
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Patent Title: Electrically isolated discrete package with high performance ceramic substrate Apr. 07, 2026
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Patent Title: Three-phase ground fault circuit interrupter Dec. 29, 2015
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Patent Title: Embedded protection against spurious electrical events Dec. 29, 2015
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Patent Title: Fuse with counter-bore body Dec. 29, 2015
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Patent Title: Ac/dc current transformer Dec. 22, 2015
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Patent Title: Voltage switchable dielectric material containing conductor-on-conductor core shelled particles Dec. 08, 2015
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Patent Title: Voltage switchable dielectric material containing conductive core shelled particles Dec. 08, 2015
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Patent Title: Fuse with cavity block Dec. 01, 2015
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Patent Title: Integrated thermistor and metallic element device and method Nov. 17, 2015
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Patent Title: Current-carrying structures fabricated using voltage switchable dielectric materials Sep. 22, 2015
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Patent Title: Method of manufacturing a substrate having a voltage switchable dielectric material Jul. 14, 2015
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Patent Title: Circuit elements comprising ferroic materials Jul. 14, 2015
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Patent Title: Geometric configuration or alignment of protective material in a gap structure for electrical devices Jun. 09, 2015
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Patent Title: Intelligent high speed automatic transfer switch Jun. 02, 2015
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Patent Title: Transient voltage suppressor May. 05, 2015
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Patent Title: Substrate device or package using embedded layer of voltage switchable dielectric material in a vertical switching configuration Apr. 14, 2015
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Patent Title: Blade fuse Mar. 10, 2015
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Patent Title: Components having voltage switchable dielectric materials Mar. 03, 2015
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Patent Title: Electronic device for voltage switchable dielectric material having high aspect ratio particles Jan. 27, 2015
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Patent Title: Solderless surface mount fuse Jan. 20, 2015
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Patent Title: Integrated fuse status indication in an open fuse block Aug. 19, 2014
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Patent Title: Intelligent fuse holder and circuit protection methods Jun. 24, 2014
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Patent Title: Formulations for voltage switchable dielectric materials having a stepped voltage response and methods for making the same May. 13, 2014
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Patent Title: Moderately hazardous environment fuse Mar. 18, 2014
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Patent Title: Fuse assembly Mar. 11, 2014
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Patent Title: Metal film surface mount fuse Feb. 25, 2014
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Patent Title: Low voltage pnpn protection device Oct. 15, 2013
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Patent Title: Circuit protection device Sep. 10, 2013
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Patent Title: Fusible substrate Sep. 03, 2013
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Patent Title: Scr circuit for protecting central office end of telephone line May. 28, 2013
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Patent Title: Low voltage pnpn protection device Feb. 26, 2013
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Patent Title: Electrical device with integrally fused conductor Oct. 16, 2012
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Patent Title: Fuses with slotted fuse bodies Apr. 10, 2012
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Patent Title: Intelligent fuse holder and circuit protection systems Mar. 20, 2012
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Patent Title: Circuit protection device including resistor and fuse element Dec. 13, 2011
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Patent Title: Master fuse module Aug. 02, 2011
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Patent Title: Fuse card system for automotive circuit protection Jul. 19, 2011
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Patent Title: Flexible power distribution module Jun. 07, 2011
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Patent Title: Incorporating electrostatic protection into miniature connectors May. 31, 2011
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Patent Title: Low capacitance semiconductor device May. 17, 2011
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Patent Title: Blade fuse Apr. 19, 2011
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Patent Title: Linear low capacitance overvoltage protection circuit using a blocking diode Dec. 28, 2010
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Patent Title: High voltage/high current fuse Feb. 09, 2010
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Patent Title: Gas-filled surge arrester, activating compound, ignition stripes and method therefore Jan. 05, 2010
Federal grants, loans, and purchases
Estimated quarterly amount awarded to LFUS from public contracts
Recent insights relating to LFUS
Recent picks made for LFUS stock on CNBC
ETFs with the largest estimated holdings in LFUS
- ... Highest Price Target
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- ... Lowest Price Target
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- Is $LFUS stock a Buy, Sell, or Hold?
- What is the price target for $LFUS stock?
* Analyst consensus is not financial advice. Please see our data disclaimers .
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- Who owns $LFUS stock?
- Who owns the most shares of $LFUS stock?
- What funds own $LFUS 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 LFUS 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.
Littelfuse is a supplier of circuit protection products (such as fuses and relays) for the transportation, industrial, telecommunications, and consumer electronics end markets. Littelfuse also holds a minority power semiconductor business, primarily serving high-voltage industrial applications. Littelfuse sells globally across both distribution and direct channels, and organizes its business into the three segments of electronics, transportation, and industrial. Littelfuse is a serial acquirer of smaller, bolt-on adjacent firms.
- Address Rosemont, IL
- Market Cap 10.8 billion
- Employees 17,000
- Industrial Classification Switchgear & Switchboard Apparatus
Littelfuse Inc (LFUS) Historical Stock Prices
Daily open, high, low, close, adjusted close and volume for Littelfuse Inc (LFUS).
Quiver Premium charts LFUS's full daily history since 2014 with each congressional purchase and sale and every open-market insider purchase marked on the price line, with hover details for each trade.
Upgrade to Premium| Date | Open | High | Low | Close | Adj. Close | Volume |
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Open, high, low and close are the prices as traded. Adjusted close accounts for splits and dividends, and is what the chart and returns use. Where a company changed its ticker, its history under the old symbol is included.
The Quiver API serves daily prices back to 2014 alongside congressional trades, insider trades, 13F holdings and lobbying, all under one key and inside Claude or ChatGPT through our MCP server.
Explore the Quiver APIWe estimate that -- received a compensation of -- in --, making them the highest paid executive at LFUS, per a recent SEC DEF 14A filing. We estimate that the median employee at LITTELFUSE INC /DE is paid $12,773.
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