---
schema_version: "secwatch.filing_event.v1"
accession: "0000889331-26-000014"
form_type: "8-K"
ticker: "LFUS"
cik: "0000889331"
company_name: "LITTELFUSE INC /DE"
filed_at: "2026-09-17T12:13:20+00:00"
generated_at: "2026-09-17T12:15:14.033733+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Littelfuse amends Dortmund wafer fab agreement with Elmos; pays €24.6M fee

## Summary
- Amended Share Purchase and Supply & Services Agreement with Elmos signed Sep 15, 2026.
- Amendment releases Littelfuse entity cross-guarantees and modifies transfer restrictions.
- One-time amendment fee of €24.6M payable to Elmos, recorded in Q3 2026 results.
- Changes target greater strategic flexibility for the DoSemi asset and semiconductor portfolio.
- Initial supply agreement term runs through 2029; DoSemi fab acquired from Elmos Dec 2024.

## SEC filing metadata
- accession: 0000889331-26-000014
- form_type: 8-K
- ticker: LFUS
- cik: 0000889331
- company_name: LITTELFUSE INC /DE
- filed_at: 2026-09-17T12:13:20+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/889331/000088933126000014/0000889331-26-000014-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/889331/000088933126000014/lfus-20260915.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000889331-26-000014
- JSON: https://secwatch.observer/filing/0000889331-26-000014.json
- Plain text: https://secwatch.observer/filing/0000889331-26-000014.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.