LITTELFUSE INC /DE — Investor Relations & Filings
Filings indexed
1,887
across all filing types
Latest filing
2026-05-14
Regulatory Filings
Country
US
United States of America
Listing
US
LFUS
Littelfuse Inc. is an industrial technology manufacturing company specializing in circuit protection, power control, and sensing solutions. Its product portfolio includes fuses, semiconductors (such as TVS diodes, MOSFETs, and IGBTs), relays, switches, and sensors. The company's components are utilized in a wide range of applications across various markets, including automotive, particularly electric vehicle systems like onboard chargers and battery management. Other key markets served are industrial automation, power conversion, telecommunications, and data center infrastructure. The company focuses on developing technologies for a sustainable, connected, and safer world.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 8-K | 2026-05-14 | English | |
| 10-Q - LITTELFUSE INC /DE (0000889331) (Filer) | 2026-05-06 | English | |
| 8-K - LITTELFUSE INC /DE (0000889331) (Filer) | 2026-05-06 | English | |
| Major Shareholding Notification 2026 | 2026-04-30 | English | |
| Major Shareholding Notification 2026 | 2026-04-29 | English | |
| 8-K | 2026-04-27 | English |
Browse filings by year
17 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 45988480 | 8-K | 2026-05-14 | English | ||
| 41907647 | 10-Q - LITTELFUSE INC /DE (0000889331) (Filer) | 2026-05-06 | English | ||
| 41806488 | 8-K - LITTELFUSE INC /DE (0000889331) (Filer) | 2026-05-06 | English | ||
| 46198314 | Major Shareholding Notification 2026 | 2026-04-30 | English | ||
| 46198323 | Major Shareholding Notification 2026 | 2026-04-29 | English | ||
| 46198321 | 8-K | 2026-04-27 | English | ||
| 46198326 | Major Shareholding Notification 2026 | 2026-03-27 | English | ||
| 46198465 | 8-K | 2026-03-13 | English | ||
| 46198337 | ARS | 2026-03-12 | English | ||
| 46198345 | DEFA14A | 2026-03-12 | English | ||
| 46198371 | DEF 14A | 2026-03-12 | English | ||
| 46198378 | 8-K | 2026-03-05 | English | ||
| 32883318 | 4 - LITTELFUSE INC /DE (0000889331) (Filer) | 2026-02-25 | English | ||
| 32883319 | 4 - LITTELFUSE INC /DE (0000889331) (Filer) | 2026-02-21 | English | ||
| 32883320 | 10-K - LITTELFUSE INC /DE (0000889331) (Filer) | 2026-02-19 | English | ||
Market data
Market data not available
Last price
Market cap
volume
Day range
today
52-week range
trailing
Price history
Peer group · Manufacture of other electronic components and boards
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
3ALogics. Inc.
Designs and develops NFC and RFID System-on-Chips (SoCs) fo…
|
177900 | KR | Manufacturing |
|
3peak Incorporated
Designs analog and mixed-signal ICs for signal chain and po…
|
688536 | CN | Manufacturing |
|
4DS MEMORY LIMITED
Develops Interface Switching ReRAM for high-density Storage…
|
4DS | AU | Manufacturing |
|
AAC Technologies Holdings Inc.
Global provider of sensory solutions and miniaturized compo…
|
2018 | KY | Manufacturing |
|
ABCO ELECTRONICS CO., LTD.
Manufacturer of passive electronic components like inductor…
|
036010 | KR | Manufacturing |
|
Abonmax Co., Ltd.
Develops AI-driven systems, UAVs, electronic components, an…
|
2429 | TW | Manufacturing |
|
ABOV Semiconductor Co.,Ltd.
Designs and manufactures MCUs, touch sensors, and non-volat…
|
102120 | KR | Manufacturing |
|
ACBEL POLYTECH INC.
Designs and manufactures switching power supplies for 5G, m…
|
6282 | TW | Manufacturing |
|
Accelink Technologies Co., Ltd.
Produces optoelectronic components and modules for telecom …
|
002281 | CN | Manufacturing |
|
ACES ELECTRONICS CO., LTD.
Global provider of high-precision electronic components and…
|
3605 | TW | Manufacturing |
LITTELFUSE INC /DE via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/30875/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=30875 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=30875 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
Full reference: API reference · OpenAPI schema
cURL
$ curl https://api.financialreports.eu/api/filings/?company=30875 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 30875}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for LITTELFUSE INC /DE (id: 30875)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.
We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.