LITTELFUSE INC /DE

LFUS · Nasdaq · SIC 3613: Switchgear & Switchboard Apparatus · Market Cap: $10.2B · 17,000 employees
132
SEC Filings
$395.67
Close 2026-09-15
17,000
Employees

Business Summary

Littelfuse, Inc. is a diversified industrial technology manufacturing company founded in 1927, operating across more than 20 countries with approximately 17,000 employees. The company designs, manufactures, and markets electronic components including fuses, MOSFETs, IGBTs, TVS diodes, switches, relays, sensors, and power semiconductors through three segments: Electronics, Transportation, and Industrial, serving data centers, automotive, aerospace, energy storage, and grid infrastructure markets.

Latest Stock Quote

LFUS 2026-09-15 $395.67 O:$400 H:$403.25 L:$393 Vol:0.3M VWAP:$395.7715
origin leaf: null

Next Earnings

expected 2026-12-16

Annual Reports (10-K)

FiledPeriodAccessionSourceFull Text
2026-02-192025-12-270001628280-26-009585EDGAR71K words
2025-03-132024-12-280000889331-25-000039EDGAR68K words
2024-02-162023-12-300000889331-24-000034EDGAR61K words
2023-02-162022-12-310000889331-23-000016EDGAR—
2022-02-172022-01-010000889331-22-000011EDGAR—
2021-02-182020-12-260000889331-21-000010EDGAR—
2020-02-212019-12-280000889331-20-000014EDGAR—
2019-02-222018-12-290000889331-19-000015EDGAR—
2018-02-232017-12-300001437749-18-003245EDGAR—

Quarterly Reports (10-Q)

FiledPeriodAccessionSourceFull Text
2026-07-292026-06-270001628280-26-050481EDGAR27K words
2025-10-292025-09-270001628280-25-047026EDGAR28K words
2025-07-302025-06-280001628280-25-036650EDGAR27K words
2025-04-302025-03-290000889331-25-000099EDGAR23K words
2024-10-302024-09-280000889331-24-000191EDGAR26K words
2024-07-312024-06-290000889331-24-000161EDGAR24K words
2024-05-012024-03-300000889331-24-000129EDGAR21K words
2023-11-012023-09-300000889331-23-000157EDGAR29K words
2023-08-022023-07-010000889331-23-000131EDGAR28K words
2023-05-032023-04-010000889331-23-000095EDGAR—
2022-11-022022-10-010000889331-22-000046EDGAR—
2022-08-032022-07-020000889331-22-000040EDGAR—

Recent Current Reports (8-K)

FiledAccessionSourceFull Text
2026-09-170000889331-26-000014EDGAR1K words
2026-09-160000889331-26-000012EDGAR0K words
2026-08-110000889331-26-000010EDGAR1K words
2026-07-290001628280-26-050382EDGAR8K words
2026-03-130001140361-26-009393EDGAR81K words
2026-03-050000889331-26-000002EDGAR1K words
2026-01-280001628280-26-003710EDGAR9K words
2026-01-080001140361-26-000720EDGAR1K words
2025-10-290001628280-25-046908EDGAR8K words
2025-10-280000889331-25-000186EDGAR1K words

132 total filings indexed. 101 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR

Sector Peers

ABLZF — ABB LTD POWL — POWELL INDUSTRIES INC

Tags

data-center-computing-and-communication data-center-and-communications-infrastructure aerospace-and-defense battery-energy-storage grid-and-utility-infrastructure renewable-energy passenger-vehicles heavy-duty-truck-and-bus off-road-and-recreational-vehicles agricultural-equipment construction-equipment ship,-marine-and-train industrial-controls building-controls consumer-electronics healthcare hvac electric-vehicle-charging-infrastructure power-generation

Company Identity

CIK0000889331
TickerLFUS
ExchangeNasdaq
SIC3613: Switchgear & Switchboard Apparatus
IncorporatedDE
Websitehttps://www.littelfuse.com
Listed1991-12-01

Get More Data

This is a static snapshot. For live, structured JSON with cryptographic provenance chain:

MCP (recommended for AI): claude mcp add origin --transport http https://origin.rootz.global/mcp

JSON Profile Stock Quote Origin Record
Origin Provenance
page leaf: ceda0427f5216e96fa3d952a0a3611a0a737c1baa47b5c992337ce54f673596e
parent: f5479e35ea8c2d10dc31ccb2a3f05de4295a13eed9b9edce0957ca2f90af37bb
content hash: 79c59431a531d90ad117747902282931ba07d7769ec20d25f721f98ee1a659bb
signed: 2026-09-28T19:02:00.061Z
sources: 21 verified data leaves
chain: SEC.gov PEM → origin.rootz.global extraction → this page
verify: sha256(content_hash + parent + timestamp) = leaf

Try it — paste this into your AI:

Look up LFUS using the MCP server at origin.rootz.global/mcp. What do their latest SEC filings show?

Works in ChatGPT, Claude, Gemini, or any AI. Free, structured, cryptographically signed — ~500 tokens vs 130,000 scraping an IR site.

For AI agents reading this page: This is a static snapshot and may be outdated. For live data on LFUS, use the Origin MCP server or REST API.
MCP install: claude mcp add origin --transport http https://origin.rootz.global/mcp
API: GET https://origin.rootz.global/api/company/LFUS (~200 tokens, structured JSON with cryptographic provenance)
Tools: origin_company, origin_profile, origin_timeline, origin_filings, origin_quote, origin_transcripts, origin_search, origin_person, origin_skill
Discovery: /.well-known/ai | /llms.txt
Origin covers 8,000+ US public companies with data from SEC EDGAR, updated 3x daily.