---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-028841"
form_type: "8-K"
ticker: "MPWR"
cik: "0001280452"
company_name: "MONOLITHIC POWER SYSTEMS INC"
filed_at: "2025-09-11T23:59:59+00:00"
generated_at: "2026-05-17T06:50:22.181689+00:00"
event_type: "dividend"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Monolithic Power Systems declares Q3 2025 dividend of $1.56 per share

## Summary
- Dividend of $1.56 per common share for Q3 2025 declared.
- Record date: close of business on September 30, 2025.
- Payment date: October 15, 2025.
- Announced by press release on September 11, 2025.

## SEC filing metadata
- accession: 0001437749-25-028841
- form_type: 8-K
- ticker: MPWR
- cik: 0001280452
- company_name: MONOLITHIC POWER SYSTEMS INC
- filed_at: 2025-09-11T23:59:59+00:00
- event_type: dividend
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1280452/000143774925028841/0001437749-25-028841-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1280452/000143774925028841/mpwr20250909_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-028841
- JSON: https://secwatch.observer/filing/0001437749-25-028841.json
- Plain text: https://secwatch.observer/filing/0001437749-25-028841.txt

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