---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-020473"
form_type: "8-K"
ticker: "MPWR"
cik: "0001280452"
company_name: "MONOLITHIC POWER SYSTEMS INC"
filed_at: "2025-06-16T23:59:59+00:00"
generated_at: "2026-05-19T06:09:34.409434+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Monolithic Power Systems declares $1.56 dividend, shareholders approve board declassification

## Summary
- Q2 dividend of $1.56 per share payable July 15, 2025 to holders of record June 30, 2025.
- Stockholders approved charter amendment to phase out classified board by 2030 (42.1M for, 52.6K against).
- Advisory vote on 2024 executive compensation passed (40.7M for, 1.4M against).
- Stockholder proposal for special meeting ability passed advisory (24.6M for, 17.6M against).
- Ratification of Ernst & Young as auditor for FY2025 approved (43.9M for, 29K against).

## SEC filing metadata
- accession: 0001437749-25-020473
- form_type: 8-K
- ticker: MPWR
- cik: 0001280452
- company_name: MONOLITHIC POWER SYSTEMS INC
- filed_at: 2025-06-16T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.03, 5.07, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1280452/000143774925020473/0001437749-25-020473-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1280452/000143774925020473/mpwr20250611c_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-020473
- JSON: https://secwatch.observer/filing/0001437749-25-020473.json
- Plain text: https://secwatch.observer/filing/0001437749-25-020473.txt

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