---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-22-018260"
form_type: "8-K"
ticker: "MPWR"
cik: "0001280452"
company_name: "MONOLITHIC POWER SYSTEMS INC"
filed_at: "2022-08-01T23:59:59+00:00"
generated_at: "2026-06-24T06:20:45.729358+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# MPS Q2 revenue $461M, up 57% YoY; non-GAAP EPS $3.25; Q3 guidance $480M-$500M

## Summary
- Q2 GAAP net income $114.7M ($2.37 diluted); Non-GAAP net income $157.0M ($3.25 diluted).
- Revenue $461.0M, +22.1% QoQ and +57.2% YoY; GAAP gross margin 58.8% (vs 56.0% YoY).
- End market strength: Storage & Computing $122.3M, Enterprise Data $65.2M, Automotive $61.0M.
- Q3 outlook: revenue $480M-$500M, GAAP gross margin 58.4%-59.0%, non-GAAP R&D/SG&A $94.7M-$96.7M.
- CEO cites continued execution on growth strategies, including R&D expansion and manufacturing partnerships.

## SEC filing metadata
- accession: 0001437749-22-018260
- form_type: 8-K
- ticker: MPWR
- cik: 0001280452
- company_name: MONOLITHIC POWER SYSTEMS INC
- filed_at: 2022-08-01T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1280452/000143774922018260/0001437749-22-018260-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1280452/000143774922018260/mpwr20220725_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-22-018260
- JSON: https://secwatch.observer/filing/0001437749-22-018260.json
- Plain text: https://secwatch.observer/filing/0001437749-22-018260.txt

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