---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-22-003409"
form_type: "8-K"
ticker: "LSCC"
cik: "0000855658"
company_name: "LATTICE SEMICONDUCTOR CORP"
filed_at: "2022-02-15T23:59:59+00:00"
generated_at: "2026-06-27T08:12:13.233873+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Lattice Q4 revenue up 32% YoY; GAAP EPS $0.20, Non-GAAP $0.32

## Summary
- Full-year 2021 revenue increased 26.3% vs 2020; Q4 revenue $153.7M, up 32.3% YoY and 7.5% QoQ.
- Q4 GAAP net income $28.0M ($0.20 diluted EPS); Non-GAAP net income $45.1M ($0.32 diluted EPS).
- Q4 GAAP gross margin expanded to 64.2% from 60.5% a year ago; Non-GAAP gross margin 65.1%.
- Management noted record quarterly revenue and strong demand across communications, computing, industrial, and automotive end markets.

## SEC filing metadata
- accession: 0001437749-22-003409
- form_type: 8-K
- ticker: LSCC
- cik: 0000855658
- company_name: LATTICE SEMICONDUCTOR CORP
- filed_at: 2022-02-15T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/855658/000143774922003409/0001437749-22-003409-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/855658/000143774922003409/lscc20211119_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-22-003409
- JSON: https://secwatch.observer/filing/0001437749-22-003409.json
- Plain text: https://secwatch.observer/filing/0001437749-22-003409.txt

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