MPWR Monolithic Power Systems Inc

P/E 95.48
Forward P/E 57.47
Price/Sales 22.16
Beta 1.71
Div Yield 0.0048%
Market Cap --

Company Analysis

Latest News

Semiconductor Stocks, Including Monolithic Power, Fall on New U.S. Tariff Announcement

Semiconductor Stocks, Including Monolithic Power, Fall on New U.S. Tariff Announcement

Monolithic Power Systems, Lattice Semiconductor, and Marvell Technology shares fell Friday. This followed the U.S. government's announcement of new...

🔴 Monolithic Power Systems falls 4.0% — Semiconductor Stocks Fall on Sector-Wide Valuation Concerns

With Chips / semis (SOXX) down 3.1%, this looks like a sector-led move rather than a company-specific surprise. The semiconductor sector is experiencing a...

🟢 Monolithic Power Systems is trading 4.2% up today on fresh bullish AI and data-center research

Monolithic Power Systems is trading 4.2% up today at $1,388.06 as fresh bullish research highlights its strong exposure to AI infrastructure and data-center...

🟢 Monolithic Power Systems is trading 4.3% up today on bullish AI research and strong data-center exposure

Monolithic Power Systems is trading 4.3% up at $1,385.28 as fresh bullish research highlights accelerating AI infrastructure build-out and the company's strong...

🟢 Monolithic Power Systems is trading 4.5% up today as chip stocks rebound from AI-driven selloff

Monolithic Power Systems is trading 4.5% up today at $1,370.33 as the semiconductor sector recovers from last week's AI-chip selloff. • The move follows a...

🔴 Monolithic Power Systems is trading 4.3% down today amid a deepening semiconductor and AI-chip sector selloff

Monolithic Power Systems is trading 4.3% down at $1,236.49 as the semiconductor and AI-chip sector selloff intensifies. • The drop extends this week’s slide...

🔴 Monolithic Power Systems is trading 4.2% down today amid an ongoing semiconductor and AI-chip selloff

Monolithic Power Systems is trading 4.2% down at $1,250.81 in pre-market, extending its recent slide amid a broader semiconductor and AI-chip selloff. • The...

🔴 Monolithic Power Systems is trading 4.1% down today amid broad AI and semiconductor selloff

Monolithic Power Systems is trading 4.1% down today at $1297.55 as investors broadly sell semiconductor and AI-exposed names. • The move appears...

🟢 Monolithic Power Systems is trading 5.4% up today on bullish AI research and a broad semiconductor rally

Monolithic Power Systems is trading 5.4% up at $1,363.47 after fresh bullish research spotlighted its role in accelerating AI infrastructure buildouts and...

🟢 Monolithic Power Systems is trading 4.1% up today on bullish AI infrastructure research and price target hikes

Monolithic Power Systems is trading 4.1% up at $1,345.00 as investors respond to new bullish research highlighting its role in accelerating AI infrastructure...

🔴 Monolithic Power Systems is trading 4.5% down today amid fiduciary duty investigations and a broad semiconductor sell-off

Monolithic Power Systems is trading 4.5% down today at $1291.31 as investors react to ongoing investigations into potential fiduciary duty breaches by its...

Monolithic Power Systems Investigated Over Fiduciary Breaches Following Nvidia Report

Monolithic Power Systems Investigated Over Fiduciary Breaches Following Nvidia Report

Kahn Swick & Foti, LLC (KSF) launched an investigation into Monolithic Power Systems, Inc. officers and directors on July 10, 2026. The firm is examining...

🟢 Monolithic Power Systems is trading 5.6% up today on Russell Top 200 inclusion and AI optimism

Monolithic Power Systems is trading 5.6% up today at $1,390.68 as the stock benefits from its recent addition to the Russell Top 200 Index and a broader...

🟢 Monolithic Power Systems is trading 5.2% up today as it extends its rebound on sector optimism

Monolithic Power Systems is trading 5.2% up at $1,384.38 in pre-market, extending its recent rebound after a sharp pullback earlier in the week. • The move...

🟢 MPWR is trading 4.2% up today on rebound from recent pullback and sector pressure

MPWR is trading 4.2% up at $1,326.13 as the stock rebounds from its recent pullback and broader semiconductor sector pressure. • The move appears to be a...

🔴 MPWR is trading 4% down today on profit-taking and broader semiconductor sector pressure

MPWR is trading 4% down at $1,292.31 as the stock pulls back from a recent rally amid broader weakness in the semiconductor sector. • The decline appears...

🔴 MPWR is trading 4.6% down today amid profit-taking and semiconductor sector pressure

MPWR is trading 4.6% down at $1,284.75 in pre-market, giving back part of its recent rally as the semiconductor and AI sectors face renewed selling...

🔴 MPWR extends move to 5.0% down

MPWR is trading at $1264.81, down 5.0% versus the comparison close of $1331.73 during regular trading. This is a price-movement alert; no separate...

🟢 MPWR extends move to 5.1% up

MPWR is trading at $1377.36, up 5.1% versus the comparison close of $1310.77 during regular trading. This is a price-movement alert; no separate...

🟢 MPWR is trading 4.1% up today ahead of its June 30 ex-dividend date

MPWR is trading 4.1% up at $1,365.95 as investors react to the company's upcoming June 30 ex-dividend date for its quarterly payout. • The company previously...