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NASDAQ · LFUSIndustrialsSwitchgear

Littelfuse Inc (LFUS)

$348.39−9.85%
Close Nov 5, 2026 · split-adjusted
Nov 5, 2026$348.39▲ 42.26% in range
Nov 5, 2025Low $234.94 · High $489.10Nov 5, 2026
What changed · written from our data
As of Nov 5, 2026

Littelfuse closed at $348.39 on Nov 5, down 9.85%, 28.8% below its 52-week closing high. Volume of 368.2K shares was 1.23× its 20-day average (close to normal).

Split-adjusted performance: -19.9% over one month, -21.1% over six months, +44.4% over one year.

In the quarter ended Sep 26, 2026, revenue was $766.73M, up 22.7% from a year earlier, with a net margin of 15.0%.

Short interest was 1.3M shares at the Oct 15 settlement, up 1.3% from the prior report (5.4% of float, 7.1 days to cover).

Market cap$8.85B25.4M shares
Revenue · quarter$766.7M+22.7% YoY
Diluted EPS$4.49+62.1% YoY
P/E · TTM234.2×P/S 3.2×
Net margin15.0%Gross 41.5%
Dividend yield0.92%$0.8 last paid
52-week range234.94 – 489.10−28.8% from high
Volume368.2K1.23× 20-day avg
Volatility · 60d53.6%Annualised
Short % of float5.4%7.1 days to cover
Net cash$195.3MCash $825.2M
Next earnings—Not scheduled
Split-adjusted performance
1W −13.8%1M −19.9%3M −23.7%6M −21.1%YTD +37.7%1Y +44.4%3Y +60.8%5Y +18.9%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Switchgear

Percentile among 2 companies (100 = best)

6-month momentum—
Revenue growth—
Net margin—
Value (low P/E)—
Size—

Industry medians: 6-month return −40.1%, revenue growth +15.8%, net margin 15.9%, P/E 129.0×.

Short interest

Details →
Shares short1.3M+1.3% vs prior
Days to cover7.1Settled Oct 15
% of float5.4%
Short vol. 10d51.6%of daily volume

Closest peers by size in Switchgear

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
LFUSLittelfuse$348.39−9.85%−21.1%+22.7%15.0%234.2$8.85B
POWLPowell Industries$125.06−12.61%−59.1%+8.9%16.7%23.9$4.56BCompare

News about Littelfuse

All news →
CTS vs. LFUS: Which Stock Should Value Investors Buy Now?Zacks Investment Research · Sep 16, 2026NeutralCTS or LFUS: Which Is the Better Value Stock Right Now?Zacks Investment Research · Aug 31, 2026Neutral

Quick answers

What does Littelfuse do?
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.
What is LFUS's market cap?
$8.85B, based on the Nov 5 close of $348.39.
What is LFUS's P/E ratio?
234.2× trailing-twelve-month earnings of $37.79M.
Does Littelfuse pay a dividend?
Yes. The latest regular dividend was $0.8 per share (ex-date Aug 20), an annualised yield of 0.92%.
How much of LFUS is sold short?
1.3M shares, 5.4% of float, as of Oct 15, 2026.
What sector is LFUS in?
Industrials, in the Switchgear industry.

About Littelfuse

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.

HQ: Rosemont, IL17,000 employeesListed Dec 1, 1991littelfuse.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology