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Littelfuse, Inc.

corporate_fare Company Profile

Littelfuse, Inc.

LFUS·NASDAQ·Manufacturing·CIK 0000889331

Littelfuse, Inc. is a diversified industrial technology manufacturing company incorporated in Delaware in 1991. Founded in 1927, the company operates across more than 20 countries with approximately 17,000 global associates. Littelfuse is a scaled supplier of passive electronics and protection components, which are supplemented by power semiconductor capabilities. The company offers a broad, multi-technology portfolio to its global customer base. As end markets shift towards higher power and energy density, Littelfuse's technologies address system safety and energy efficiency challenges. Its engineering teams often collaborate with customers on research and development processes to design next-generation solutions. Littelfuse maintains a global manufacturing and operational footprint, strategically located near customers and supply chain partners. The company's fiscal year operates on a 52-53 week basis (4-4-5 basis), ending on the Saturday closest to December 31. Fiscal year 2025 refers to the period ending December 27, 2025; fiscal year 2024 refers to the period ending December 28, 2024; and fiscal year 2023 refers to the period ending December 30, 2023.

Littelfuse, Inc. (NASDAQ:LFUS) is a publicly traded company in the Manufacturing sector. Wiseek has independently scored 16 items for LFUS at importance 7 or higher on its 1–10 market-impact scale. Its most recent item scored 7 or higher is dated 2026-07-29, rated 8/10. Across its 16 most recent items scored 7 or higher, the top rating is 9/10, with 7 rated 8 or above. Recent SEC coverage for LFUS spans 10-Q, 8-K, 144, DEF 14A.

Recent high-impact activity:

  • Littelfuse Q2 2026: Revenue Surges 20%, EPS Nearly Doubles, but Restructuring Charges Weigh
  • Littelfuse Q2 Sales Surge 20%, Guides Q3 Above Street; Raises Dividend 7%
  • Officer Peter Kim files to sell $5M in shares near 52-week high
  • Littelfuse Unveils Ambitious 2030 Growth Targets at Investor Day
  • Littelfuse Reports Strong Q1 Earnings, Reduces Debt, and Appoints New Chief Legal Officer

Financial Snapshot

Fiscal year ended December 27, 2025
Revenue
$2.39B
Net Income
-$71.7M
Diluted EPS
-$2.89
Op. Cash Flow
$433.76M
Free Cash Flow
$366.13M
Gross Profit
$906.04M
Operating Income
$37.53M
Cash & Equivalents
$563.39M
Total Debt
$802.63M
Debt / Equity
0.33×
Net Margin
-3.0%
Shares Outstanding
24.82M sh
Source: 10-K · filed 2026-02-19 · accession 0001628280-26-009585

Short Interest & Short Volume

7.02 days to cover

FINRA reported short interest of 1,237,900 shares in LFUS as of the September 15, 2026 settlement, a 0.9% increase from the prior period — about 7.0 days to cover at its recent average daily volume. On October 2, 2026, 44.8% of LFUS volume reported to FINRA trade-reporting facilities was marked short.

Short interest (bi-monthly positions)1,237,900 shares as of September 15, 2026
Change vs prior period▲ 0.9%
Days to cover7.02 at avg daily volume of 176,419
Daily short volume (FINRA facilities)44.8% of 64,291 shares on October 2, 2026
5-day average short volume50.1%

Daily short sale volume covers trades reported to FINRA trade-reporting facilities and is not the same as short interest (bi-monthly reported positions). Source: FINRA — FINRA is the owner and source of this short interest and short sale volume data; it may not be redistributed.

Browse all tickers starting with L →
$456.53
52-week range · as of 2026-07-29 $232.55 – $500.57
Market cap
$11.6B
Volume
171.1K (0.9× avg)
3-mo avg 188.8K
Live data · 2026-10-05 02:32 UTC · Market closed

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feed LFUS - Latest Insights

LFUS
Jul 29, 2026, 1:08 PM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $410.82
Real-time Price: $456.53 info
Change: +$45.71 (+11%) info
Market Cap: $11.595B info
LFUS
Jul 29, 2026, 7:02 AM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $392.99
Real-time Price: $456.53 info
Change: +$63.54 (+16%) info
Market Cap: $11.595B info
LFUS
Jun 02, 2026, 4:21 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $487.90
Real-time Price: $456.53 info
Change: -$31.37 (-6%) info
Market Cap: $11.595B info
LFUS
May 14, 2026, 7:56 AM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $487.00
Real-time Price: $456.53 info
Change: -$30.47 (-6%) info
Market Cap: $11.595B info
LFUS
May 06, 2026, 12:14 PM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $454.58
Real-time Price: $456.53 info
Change: +$1.95 (+0.43%) info
Market Cap: $11.595B info
LFUS
May 06, 2026, 7:07 AM EDT
Source: Dow Jones Newswires
Importance Score:
8
Price at Filing: $439.99
Real-time Price: $456.53 info
Change: +$16.54 (+4%) info
Market Cap: $11.595B info
LFUS
May 06, 2026, 7:02 AM EDT
Filing Type: 8-K
Importance Score:
9
Price at Filing: $439.99
Real-time Price: $456.53 info
Change: +$16.54 (+4%) info
Market Cap: $11.595B info
LFUS
Mar 13, 2026, 4:39 PM EDT
Source: Dow Jones Newswires
Importance Score:
7
Price at Filing: $326.18
Real-time Price: $456.53 info
Change: +$130.35 (+40%) info
Market Cap: $11.595B info
LFUS
Mar 13, 2026, 4:15 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $326.18
Real-time Price: $456.53 info
Change: +$130.35 (+40%) info
Market Cap: $11.595B info
LFUS
Mar 12, 2026, 5:15 PM EDT
Filing Type: DEF 14A
Importance Score:
7
Price at Filing: $325.81
Real-time Price: $456.53 info
Change: +$130.72 (+40%) info
Market Cap: $11.595B info
LFUS
Feb 19, 2026, 1:50 PM EST
Filing Type: 10-K
Importance Score:
8
Price at Filing: $357.50
Real-time Price: $456.53 info
Change: +$99.03 (+28%) info
Market Cap: $11.595B info
LFUS
Feb 05, 2026, 4:07 PM EST
Filing Type: 4
Importance Score:
7
Price at Filing: $331.88
Real-time Price: $456.53 info
Change: +$124.65 (+38%) info
Market Cap: $11.595B info
LFUS
Feb 02, 2026, 5:28 PM EST
Filing Type: 144
Importance Score:
7
Price at Filing: $325.28
Real-time Price: $456.53 info
Change: +$131.25 (+40%) info
Market Cap: $11.595B info
LFUS
Feb 02, 2026, 5:05 PM EST
Filing Type: 144
Importance Score:
7
Price at Filing: $325.28
Real-time Price: $456.53 info
Change: +$131.25 (+40%) info
Market Cap: $11.595B info
LFUS
Jan 28, 2026, 7:03 AM EST
Filing Type: 8-K
Importance Score:
7
Price at Filing: $296.17
Real-time Price: $456.53 info
Change: +$160.36 (+54%) info
Market Cap: $11.595B info
LFUS
Jan 08, 2026, 4:15 PM EST
Filing Type: 8-K
Importance Score:
7
Price at Filing: $272.78
Real-time Price: $456.53 info
Change: +$183.75 (+67%) info
Market Cap: $11.595B info
Research tools: Filing Impact Index Dilution Tracker Split Calendar Open Datasets