Littelfuse Inc /DE SEC filings LFUS

Littelfuse Inc /DE has 1,001 filings in SEC EDGAR's recent list, going back to May 1, 2018. Its latest annual report, Form ARS, was filed on Mar 12, 2026 for the period ended Dec 27, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 28, 2026, covering the quarter ended Sep 26, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 26.

Form Description Filed Period
DEFA14A Additional proxy material Mar 12, 2026 —
DEF 14A Proxy statement Mar 12, 2026 Apr 22, 2026
DEFA14A Additional proxy material Mar 14, 2025 —
DEF 14A Proxy statement Mar 14, 2025 Apr 24, 2025
DEFA14A Additional proxy material Mar 14, 2024 —
DEF 14A Proxy statement Mar 14, 2024 Apr 25, 2024
DEFA14A Additional proxy material Mar 16, 2023 —
DEF 14A Proxy statement Mar 16, 2023 —
DEFA14A Additional proxy material Mar 16, 2022 —
DEF 14A Proxy statement Mar 16, 2022 Apr 28, 2022
DEFA14A Additional proxy material Mar 12, 2021 —
DEF 14A Proxy statement Mar 12, 2021 Dec 31, 2020
DEFA14A Additional proxy material Mar 13, 2020 —
DEF 14A Proxy statement Mar 13, 2020 Apr 23, 2020
DEFA14A Additional proxy material Mar 15, 2019 —
DEF 14A Proxy statement Mar 15, 2019 Apr 26, 2019

Showing 16 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

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Company profile

Industry
Switchgear & Switchboard Apparatus (SIC 3613)
Listed as
LFUS (Nasdaq)
Fiscal year ends
December 26
Incorporated in
DE
Headquarters
Rosemont, IL
SEC filer status
Large accelerated filer
SEC CIK
889331

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.