MPWR · News · 20260807N
Securities Fraud Investigation
MONOLITHIC POWER SYSTEMS, INC. · 2026-08-07 · Importance 40 · Surprise 42 · In source text
Schubert Jonckheer & Kolbe reported that a U.S. District Judge allowed key claims to proceed in a securities-fraud lawsuit against Monolithic Power Systems. The allegations concern allegedly false statements about the quality and performance of the company’s power-management integrated circuits and its relationship with Nvidia. The alleged class period runs from February through November 2024, and the reported product-quality issues and Nvidia’s shift to competitors were associated with a 30% stock drop.
Key facts
- A U.S. District Judge ruled that key claims in a securities fraud lawsuit will proceed, alleging the company misled investors between February and November 2024. source
- The alleged misleading disclosures are claimed to have led to a 30% stock drop when product quality issues and Nvidia's shift to competitors were revealed. source
- Schubert Jonckheer & Kolbe is investigating MPWR for alleged false statements regarding its power management ICs and relationship with Nvidia. source
Impact estimates
| metric | direction | stage | expected | basis |
|---|---|---|---|---|
| liability | negative | contingent | — | A U.S. District Judge ruled that key claims in a securities fraud lawsuit will proceed, alleging the company misled investors between… |