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Littelfuse Stock Price, News & Analysis

LFUS NASDAQ

Company Description

Littelfuse, Inc. (NASDAQ: LFUS) is a diversified industrial technology manufacturing company in the manufacturing sector, associated with switchgear and switchboard apparatus and broader electrical protection technologies. According to company disclosures, Littelfuse focuses on developing smart solutions that enable the safe and efficient transfer of electrical energy. Its products serve industrial, transportation, and electronics end markets and are used in many applications where electrical systems must be protected, controlled, or managed reliably.

The company describes itself as empowering a sustainable, connected, and safer world. It partners with customers to design and deliver solutions that address challenges around electrical energy transfer. Littelfuse reports that its products are found in a variety of industrial, transportation, and electronics end markets and are used "everywhere, every day" by a large and diverse customer base. It serves over 100,000 end customers and operates across more than 20 countries, with approximately 16,000 global associates.

Business focus and end markets

Based on the company’s public statements, Littelfuse is closely associated with circuit protection and related electrical technologies. Polygon data notes that Littelfuse is a primary provider of circuit protection products, such as fuses and relays, for transportation, industrial, telecommunications, and consumer electronics end markets. The company has also been increasing its power semiconductor business, primarily serving industrial markets, and has been involved in electric vehicle charging infrastructure.

Littelfuse organizes its activities into segments that include electronics, transportation, and industrial operations. Segment information in its financial reports highlights how the company participates in areas such as passive and semiconductor products in the Electronics segment, transportation-related products in the Transportation segment, and a range of industrial applications in the Industrial segment. These segments reflect the breadth of its presence across multiple electrical and electronic value chains.

Industrial technology and electrical energy transfer

Littelfuse repeatedly emphasizes its role in safe and efficient electrical energy transfer. In its news releases and SEC filings, the company describes itself as a leader in developing smart solutions that enable this transfer. This focus ties directly to its heritage in circuit protection and its expansion into power semiconductors and high-power applications.

The company’s Industrial segment is an important part of this strategy. Littelfuse reports that industrial net sales are influenced by demand from energy storage, renewables, data centers, HVAC, and construction-related markets. Its products in these areas support energy storage systems, renewable energy installations, and data center infrastructure, where reliable electrical control and protection are essential.

Acquisition of Basler Electric and high-power applications

Littelfuse has been using acquisitions to expand its capabilities. The company announced a definitive agreement to acquire Basler Electric Company and later disclosed the completion of this acquisition. Basler is described as a leading designer and manufacturer of electrical control and protection technologies serving high-growth industrial markets. According to Littelfuse, Basler’s portfolio regulates and protects mission-critical power equipment for a broad and expanding customer base.

Following the closing of the transaction, Basler is part of the Littelfuse Industrial segment. Littelfuse states that this acquisition is expected to:

  • Expand its presence in mission-critical, secular growth industrial markets, including grid and utility infrastructure, power generation, and data centers.
  • Enhance its high-power application capabilities through a portfolio of controls and protection systems.
  • Complement its industrial technology offering, resulting in a more complete solution set and broader customer access.

The company has indicated that the Basler acquisition aligns with its strategic priorities by strengthening its position in high-growth industrial markets and enhancing its technology capabilities in electrical control and protection.

Electronics, transportation, and industrial segments

Littelfuse reports detailed segment information in its financial statements. The Electronics segment includes passive products and semiconductor products. The company has highlighted improved demand for passive products and protection semiconductors, and it has referenced acquisitions such as the Dortmund fabrication facility as contributors to growth in this segment.

The Transportation segment reflects Littelfuse’s activities in passenger car and commercial vehicle markets. The company notes that transportation sales are influenced by on-highway, off-road, and agriculture end market demand, with passenger car product demand and sensor-related trends affecting performance.

The Industrial segment includes exposure to energy storage, renewables, data centers, HVAC, and construction markets. Littelfuse has reported that improved energy storage, renewables, and data center demand support growth in this segment, while softer construction and HVAC demand can weigh on results. With the addition of Basler, the Industrial segment also encompasses advanced electrical control and protection systems for grid and utility infrastructure and power generation.

Global footprint and customer base

Littelfuse states that it operates across more than 20 countries and works with a broad set of customers. It reports serving over 100,000 end customers, which underscores the diversity of its demand base across industrial, transportation, and electronics markets. The company’s global associates support engineering, manufacturing, and commercial activities that allow it to partner closely with customers on product design and application-specific solutions.

According to company disclosures, Littelfuse’s products are present in many everyday and industrial applications. This wide deployment reflects the role of circuit protection, power semiconductors, and electrical control systems in modern electrical infrastructure, vehicles, and electronic devices.

Financial reporting and capital allocation

Littelfuse files periodic financial statements and current reports with the U.S. Securities and Exchange Commission. Recent Form 8-K filings describe quarterly results, including net sales, operating income, and segment performance, as well as non-GAAP measures such as organic net sales growth, adjusted operating income, adjusted EBITDA, and free cash flow. The company explains that these non-GAAP measures are intended to help investors understand its core operational performance by excluding certain items like acquisition and integration costs, restructuring charges, and other non-operating factors.

The company also discusses its capital allocation approach in its earnings materials, referencing uses of cash such as acquisitions, dividends, share repurchases, and investments in property, plant, and equipment. It has reported increases in its quarterly cash dividend and has described a focus on using its balance sheet and cash generation to support growth and shareholder returns.

Stock information and regulatory status

Littelfuse common stock trades on the NASDAQ under the ticker symbol LFUS. The company files current reports on Form 8-K, annual reports on Form 10-K, and other required documents with the SEC. Recent 8-K filings cover quarterly earnings releases, the Basler acquisition agreement, and executive leadership changes. There is no indication in the provided filings of delisting, deregistration, or bankruptcy events.

Position within the electrical and industrial technology landscape

Within the broader manufacturing and electrical equipment space, Littelfuse positions itself as an industrial technology company focused on electrical protection, control, and power management. Its heritage in circuit protection, combined with its expansion into power semiconductors and high-power industrial applications, supports its stated emphasis on safe and efficient electrical energy transfer.

The company’s presence across electronics, transportation, and industrial segments, its global operations, and its large and diverse customer base all contribute to its role in the electrical and industrial technology ecosystem. Through both organic initiatives and acquisitions such as Basler, Littelfuse aims to broaden its solution set for customers in grid and utility infrastructure, power generation, data centers, and other high-growth industrial markets.

Stock Performance

$354.07
+4.34%
+14.72
Last updated: April 1, 2026 at 13:38
+72.49%
Performance 1 year

Littelfuse (LFUS) stock last traded at $339.35, up 4.34% from the previous close. Over the past 12 months, the stock has gained 72.5%. At a market capitalization of $8.1B, LFUS is classified as a mid-cap stock with approximately 25.2M shares outstanding.

Latest News

Littelfuse has 10 recent news articles. Of the recent coverage, 3 articles coincided with positive price movement and 7 with negative movement. Key topics include management, earnings, earnings date, acquisition, conferences. View all LFUS news →

SEC Filings

Littelfuse has filed 5 recent SEC filings, including 1 Form 4, 1 Form SCHEDULE 13G/A, 1 Form 8-K, 1 Form ARS. The most recent filing was submitted on March 27, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all LFUS SEC filings →

Insider Radar

Net Sellers
90-Day Summary
0
Shares Bought
49,012
Shares Sold
29
Transactions
Most Recent Transaction
Cerniglia Kristina A. (Director) sold 2,343 shares @ $368.38 on February 24, 2026

Insider selling at Littelfuse over the past 90 days can reflect routine portfolio management, scheduled trading plans (Rule 10b5-1), tax planning, or compensation-related dispositions rather than a directional view on the stock.

Based on SEC Form 4 filings over the last 90 days.

Financial Highlights

Littelfuse generated $2.4B in revenue over the trailing twelve months, retaining a 38.0% gross margin, operating income reached $37.5M (1.6% operating margin), and net income was -$71.7M, reflecting a -3.0% net profit margin. Diluted earnings per share stood at $-2.89. The company generated $433.8M in operating cash flow. With a current ratio of 2.69, the balance sheet reflects a strong liquidity position.

$2.4B
Revenue (TTM)
-$71.7M
Net Income (TTM)
$433.8M
Operating Cash Flow

Upcoming Events

MAY
14
May 14, 2026 - May 14, 2026 Marketing

Investor Day presentation

New York City; live webcast and materials on company IR site; replay archived 12 months

Littelfuse has 1 upcoming scheduled event. The next event, "Investor Day presentation", is scheduled for May 14, 2026 (in 43 days). Investors can track these dates to stay informed about potential catalysts that may affect the LFUS stock price.

Short Interest History

Last 12 Months

Short interest in Littelfuse (LFUS) currently stands at 689.0 thousand shares, down 10.4% from the previous reporting period, representing 2.8% of the float. This relatively low short interest suggests limited bearish sentiment.

Days to Cover History

Last 12 Months

Days to cover for Littelfuse (LFUS) currently stands at 1.9 days, down 50% from the previous period. This low days-to-cover ratio indicates high liquidity, allowing short sellers to quickly exit positions if needed. The days to cover has increased 40.4% over the past year, indicating improving liquidity conditions. The ratio has shown significant volatility over the period, ranging from 1.4 to 4.8 days.

LFUS Company Profile & Sector Positioning

Littelfuse (LFUS) operates in the Electronic Components industry within the broader Switchgear & Switchboard Apparatus sector and is listed on the NASDAQ.

Investors comparing LFUS often look at related companies in the same sector, including Universal Display Corp (OLED), Sanmina Corporat (SANM), Ttm Technologies Inc (TTMI), Osi Systems (OSIS), and Plexus Corp (PLXS). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate LFUS's relative position within its industry.

Frequently Asked Questions

What is the current stock price of Littelfuse (LFUS)?

The current stock price of Littelfuse (LFUS) is $339.35 as of March 31, 2026.

What is the market cap of Littelfuse (LFUS)?

The market cap of Littelfuse (LFUS) is approximately 8.1B. Learn more about what market capitalization means .

What is the revenue (TTM) of Littelfuse (LFUS) stock?

The trailing twelve months (TTM) revenue of Littelfuse (LFUS) is $2.4B.

What is the net income of Littelfuse (LFUS)?

The trailing twelve months (TTM) net income of Littelfuse (LFUS) is -$71.7M.

What is the earnings per share (EPS) of Littelfuse (LFUS)?

The diluted earnings per share (EPS) of Littelfuse (LFUS) is $-2.89 on a trailing twelve months (TTM) basis. Learn more about EPS .

What is the operating cash flow of Littelfuse (LFUS)?

The operating cash flow of Littelfuse (LFUS) is $433.8M. Learn about cash flow.

What is the profit margin of Littelfuse (LFUS)?

The net profit margin of Littelfuse (LFUS) is -3.0%. Learn about profit margins.

What is the operating margin of Littelfuse (LFUS)?

The operating profit margin of Littelfuse (LFUS) is 1.6%. Learn about operating margins.

What is the gross margin of Littelfuse (LFUS)?

The gross profit margin of Littelfuse (LFUS) is 38.0%. Learn about gross margins.

What is the current ratio of Littelfuse (LFUS)?

The current ratio of Littelfuse (LFUS) is 2.69, indicating the company's ability to pay short-term obligations. Learn about liquidity ratios.

What is the gross profit of Littelfuse (LFUS)?

The gross profit of Littelfuse (LFUS) is $906.0M on a trailing twelve months (TTM) basis.

What is the operating income of Littelfuse (LFUS)?

The operating income of Littelfuse (LFUS) is $37.5M. Learn about operating income.

What does Littelfuse Inc do?

Littelfuse Inc is a diversified industrial technology manufacturing company that develops smart solutions enabling safe and efficient electrical energy transfer. According to its public statements, its products are used across industrial, transportation, and electronics end markets and include circuit protection and related electrical technologies.

Which markets and end customers does Littelfuse serve?

Littelfuse reports that it serves over 100,000 end customers across industrial, transportation, and electronics end markets. Polygon data also notes that it participates in transportation, industrial, telecommunications, and consumer electronics markets through circuit protection and related products.

How is Littelfuse organized from a business segment perspective?

Littelfuse presents its results by segments that include Electronics, Transportation, and Industrial. Segment disclosures in its financial statements describe electronics products such as passive and semiconductor offerings, transportation products for passenger and commercial vehicles, and industrial products that support applications like energy storage, renewables, data centers, HVAC, and construction.

What role does circuit protection play in Littelfuse’s business?

Polygon data identifies Littelfuse as a primary provider of circuit protection products, such as fuses and relays, for transportation, industrial, telecommunications, and consumer electronics end markets. These products help protect electrical systems and support the company’s broader focus on safe and efficient electrical energy transfer.

What is the significance of the Basler Electric acquisition for Littelfuse?

Littelfuse completed the acquisition of Basler Electric Company, which it describes as a leading designer and manufacturer of electrical control and protection technologies for high-growth industrial markets. The company states that Basler expands its presence in grid and utility infrastructure, power generation, and data centers, enhances its high-power application capabilities, and complements its industrial technology offering.

How does Littelfuse describe its global footprint?

Littelfuse states that it operates across more than 20 countries and has approximately 16,000 global associates. It reports serving over 100,000 end customers, with products found in a variety of industrial, transportation, and electronics end markets worldwide.

On which exchange is Littelfuse stock listed and what is its ticker?

Littelfuse common stock is listed on the NASDAQ under the ticker symbol LFUS. The company references this listing in its news releases and regulatory filings.

What financial information does Littelfuse provide in its SEC reports?

In its SEC filings, Littelfuse provides net sales, operating income, segment performance, and other financial details. It also discloses non-GAAP measures such as organic net sales growth, adjusted operating income, adjusted EBITDA, adjusted diluted earnings per share, free cash flow, and leverage metrics, along with reconciliations to comparable GAAP measures.

How is Littelfuse involved in power semiconductors and high-power applications?

Polygon data notes that Littelfuse has been increasing its power semiconductor business, primarily serving industrial end markets and participating in electric vehicle charging infrastructure. The company also highlights that the Basler acquisition enhances its high-power application capabilities through a portfolio of electrical control and protection systems.

What types of industrial markets does Littelfuse target?

Littelfuse reports that its Industrial segment benefits from demand in energy storage, renewables, data centers, HVAC, and construction. With the Basler acquisition, it also emphasizes grid and utility infrastructure and power generation as key high-growth industrial markets.