1,589.81
price up icon1.83%   28.56
after-market After Hours: 1589.00 -0.81 -0.05%
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Monolithic Power System Inc stock is traded at $1,589.81, with a volume of 476.47K. It is up +1.83% in the last 24 hours and up +4.45% over the past month. Monolithic Power Systems is an analog and mixed-signal chipmaker specializing in power management solutions. Its mission is to reduce total energy consumption in end systems. It serves the computing, automotive, industrial, communications, and consumer end markets. MPS uses a fabless manufacturing model, partnering with third-party chip foundries to host its proprietary BCD process technology.
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Previous Close:
$1,561.25
Open:
$1579.62
24h Volume:
476.47K
Relative Volume:
0.82
Market Cap:
$78.11B
Revenue:
$2.96B
Net Income/Loss:
$675.36M
P/E Ratio:
114.54
EPS:
13.88
Net Cash Flow:
$626.62M
1W Performance:
+2.57%
1M Performance:
+4.45%
6M Performance:
+82.24%
1Y Performance:
+136.51%
1-Day Range:
Value
$1,560.00
$1,596.74
1-Week Range:
Value
$1,412.89
$1,596.74
52-Week Range:
Value
$643.36
$1,675.42

Monolithic Power System Inc Stock (MPWR) Company Profile

Name
Name
Monolithic Power System Inc
Name
Phone
561-839-3999
Name
Address
1555 PALM BEACH LAKES BLVD., WEST PALM BEACH, WA
Name
Employee
4,501
Name
Next Earnings Date
2026-04-30
Name
Latest SEC Filings
Name
MPWR's Discussions on Twitter

Compare MPWR vs NVDA, TSM, AVGO, MU, AMD

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
MPWR icon
MPWR
Monolithic Power System Inc
1,589.81 76.70B 2.96B 675.36M 626.62M 13.88
NVDA icon
NVDA
Nvidia Corp
215.33 5.32T 253.49B 159.61B 106.08B 6.5299
TSM icon
TSM
Taiwan Semiconductor Manufacturing Adr
404.52 2.11T 132.87B 62.36B 35.90B 12.03
AVGO icon
AVGO
Broadcom Inc
414.14 1.96T 68.28B 24.97B 28.91B 5.1264
MU icon
MU
Micron Technology Inc
751.00 859.45B 58.12B 24.11B 10.28B 21.18
AMD icon
AMD
Advanced Micro Devices Inc
467.51 733.10B 37.45B 4.93B 8.57B 3.047

Monolithic Power System Inc Stock (MPWR) Upgrades & Downgrades

Date Action Analyst Rating Change
Jan-15-26 Upgrade Wells Fargo Equal Weight → Overweight
Oct-31-25 Reiterated TD Cowen Buy
Oct-14-25 Upgrade Wolfe Research Peer Perform → Outperform
Oct-03-25 Reiterated Citigroup Buy
May-02-25 Reiterated TD Cowen Buy
Dec-11-24 Initiated Citigroup Buy
Nov-22-24 Initiated Wells Fargo Equal Weight
Nov-18-24 Upgrade Loop Capital Hold → Buy
Nov-12-24 Initiated Loop Capital Hold
Oct-31-24 Downgrade Rosenblatt Buy → Neutral
Oct-31-24 Reiterated TD Cowen Buy
Aug-21-24 Reiterated TD Cowen Buy
Feb-08-24 Reiterated TD Cowen Outperform
Dec-26-23 Reiterated Rosenblatt Buy
Jul-20-23 Initiated Wolfe Research Peer Perform
May-05-23 Reiterated TD Cowen Outperform
Nov-16-22 Initiated Credit Suisse Outperform
Nov-11-22 Initiated Wells Fargo Overweight
Feb-11-22 Upgrade Needham Hold → Buy
Jan-11-22 Upgrade KeyBanc Capital Markets Sector Weight → Overweight
Oct-29-21 Downgrade Needham Buy → Hold
Aug-31-21 Reiterated Stifel Buy
Feb-05-21 Upgrade Summit Insights Hold → Buy
Jul-29-20 Reiterated Needham Buy
Apr-29-20 Reiterated Cowen Outperform
Mar-31-20 Reiterated Needham Buy
Mar-05-20 Upgrade Needham Hold → Buy
Feb-06-20 Reiterated Cowen Outperform
Dec-12-19 Initiated Rosenblatt Buy
Jun-18-19 Initiated Loop Capital Buy
May-03-19 Downgrade KeyBanc Capital Markets Overweight → Sector Weight
May-03-19 Downgrade Needham Buy → Hold
Feb-13-19 Reiterated Needham Buy
Oct-26-18 Reiterated Cowen Outperform
Sep-25-18 Downgrade Raymond James Strong Buy → Outperform
Jul-26-18 Reiterated Needham Buy
Jun-08-18 Reiterated Cowen Outperform
Jun-08-18 Reiterated Stifel Buy
May-18-18 Initiated Cowen Outperform
May-01-18 Reiterated Needham Buy
Apr-12-18 Initiated Raymond James Strong Buy
Nov-07-17 Reiterated Stifel Buy
Oct-10-17 Initiated SunTrust Buy
View All

Monolithic Power System Inc Stock (MPWR) Latest News

pulisher
May 25, 2026

Are Wall Street Analysts Bullish on Monolithic Power Systems Stock? - Yahoo Finance

May 25, 2026
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May 24, 2026

Meiji Yasuda Asset Management Co Ltd. Has $533,000 Stake in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 24, 2026
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May 23, 2026

Needham Remains Bullish on Monolithic Power Systems (MPWR) - Yahoo Finance

May 23, 2026
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May 22, 2026

Teradyne, Monolithic Power Systems, Vishay Intertechnology, Lam Research, and Semtech Stocks Trade Up, What You Need To Know - Yahoo Finance

May 22, 2026
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May 21, 2026

Monolithic Power Systems (MPWR) Company Profile, Sector & Leadership - techi.com

May 21, 2026
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May 21, 2026

Monolithic Power Systems: AI's Thermodynamic Leader Against A Structural Margin Trap (NASDAQ:MPWR) - Seeking Alpha

May 21, 2026
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May 21, 2026

Mach 1 Financial Group LLC Takes $850,000 Position in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 21, 2026
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May 21, 2026

Amtech and Monolithic Power Systems Stocks Trade Down, What You Need To Know - Yahoo Finance

May 21, 2026
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May 21, 2026

Pinkerton Wealth LLC Makes New $3.32 Million Investment in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 21, 2026
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May 21, 2026

Fideuram Intesa Sanpaolo Private Banking S.P.A. Takes Position in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 21, 2026
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May 20, 2026

Monolithic Power (MPWR) CEO sells 40,000 shares, retains large stake - Stock Titan

May 20, 2026
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May 20, 2026

[Form 4] MONOLITHIC POWER SYSTEMS INC Insider Trading Activity - Stock Titan

May 20, 2026
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May 20, 2026

Here’s What Analysts Are Saying About Monolithic Power Systems (MPWR) - Yahoo Finance

May 20, 2026
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May 20, 2026

Monolithic Power Systems Inc (MPWR) Stock Price, Trades & News - GuruFocus

May 20, 2026
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May 20, 2026

Monolithic Power Systems and Allegro MicroSystems Shares Are Falling, What You Need To Know - Yahoo Finance

May 20, 2026
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May 20, 2026

Monolithic Power Systems, Inc. $MPWR Shares Bought by ProShare Advisors LLC - MarketBeat

May 20, 2026
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May 20, 2026

1,586 Shares in Monolithic Power Systems, Inc. $MPWR Purchased by North Dakota State Investment Board - MarketBeat

May 20, 2026
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May 20, 2026

Monolithic Power Systems, Inc. $MPWR Shares Sold by Handelsbanken Fonder AB - MarketBeat

May 20, 2026
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May 19, 2026

Insider Selling: Monolithic Power Systems (NASDAQ:MPWR) EVP Sells 12,000 Shares of Stock - MarketBeat

May 19, 2026
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May 19, 2026

Monolithic Power (NASDAQ: MPWR) EVP sells 12,000 shares under 10b5-1 plan - Stock Titan

May 19, 2026
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May 19, 2026

Cirrus Logic Up 39% in 6 Months: Should Investors Buy, Hold or Fold? - TradingView

May 19, 2026
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May 19, 2026

KLA Corporation, Monolithic Power Systems, onsemi, Semtech, and Lattice Semiconductor Stocks Trade Down, What You Need To Know - Yahoo Finance

May 19, 2026
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May 19, 2026

Are Computer and Technology Stocks Lagging Monolithic Power Systems (MPWR) This Year? - Yahoo Finance

May 19, 2026
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May 19, 2026

Resona Asset Management Co. Ltd. Sells 4,343 Shares of Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 19, 2026
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May 19, 2026

TimesSquare Capital Management LLC Sells 732 Shares of Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 19, 2026
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May 19, 2026

Monolithic Power Systems, Inc. $MPWR Stock Holdings Increased by Profund Advisors LLC - MarketBeat

May 19, 2026
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May 18, 2026

Robert Dean (MPWR) files Form 144; prior sale of 85 shares on 02/23/2026 - Stock Titan

May 18, 2026
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May 18, 2026

[144] MONOLITHIC POWER SYSTEMS INC SEC Filing - Stock Titan

May 18, 2026
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May 18, 2026

Stephens Investment Management Group LLC Invests $10.73 Million in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 18, 2026
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May 17, 2026

VIRGINIA RETIREMENT SYSTEMS ET Al Has $1.14 Million Position in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 17, 2026
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May 17, 2026

DNB Asset Management AS Decreases Stake in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 17, 2026
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May 15, 2026

Monolithic Power (NASDAQ: MPWR) EVP shifts 3,126 shares via family trust gifts - Stock Titan

May 15, 2026
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May 15, 2026

MPWR (NASDAQ) Form 144: 12,000 common shares proposed for resale - Stock Titan

May 15, 2026
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May 15, 2026

Monolithic Power Systems, Inc.Common Stock (NQ: MPWR - The Chronicle-Journal

May 15, 2026
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May 15, 2026

Watch How Institutions Push Monolithic Power Systems Higher - Yahoo Finance

May 15, 2026
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May 15, 2026

Thrivent Financial for Lutherans Grows Position in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 15, 2026
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May 15, 2026

Monolithic Power Systems Weighs EV And AI Growth Against Rich Valuation - Yahoo Finance

May 15, 2026
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May 15, 2026

Bank Julius Baer & Co. Ltd Zurich Sells 1,267 Shares of Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 15, 2026
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May 14, 2026

Monolithic Power Systems Company Profile & Introduction - Moomoo

May 14, 2026
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May 14, 2026

Can Monolithic Power's Improved Automotive Solutions Drive Growth? - Yahoo Finance

May 14, 2026
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May 14, 2026

Amtech, Skyworks Solutions, and Monolithic Power Systems Stocks Trade Up, What You Need To Know - Yahoo Finance

May 14, 2026
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May 13, 2026

Monolithic Power Systems (MPWR) Surged on Robust Quarterly Results - Yahoo Finance

May 13, 2026
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May 13, 2026

Monolithic Power Systems, Inc. $MPWR Shares Sold by Securian Asset Management Inc. - MarketBeat

May 13, 2026
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May 12, 2026

3 Reasons Investors Love Monolithic Power Systems (MPWR) - Yahoo Finance

May 12, 2026
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May 12, 2026

Rosen Law Firm Announces Investigation of Breaches of Fiduciary Duties by the Directors and Officers of Monolithic Power Systems, Inc.MPWR - Morningstar

May 12, 2026
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May 12, 2026

Pier 88 Investment Partners LLC Has $1.22 Million Stock Position in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 12, 2026
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May 12, 2026

Swiss Life Asset Management Ltd Trims Stock Position in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 12, 2026
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May 11, 2026

Monolithic Power Systems stock (US6098391054): Insider selling signals mixed sentiment - AD HOC NEWS

May 11, 2026
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May 11, 2026

Mirabaud Asset Management Ltd Purchases Shares of 4,881 Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 11, 2026
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May 11, 2026

Ethic Inc. Has $5.98 Million Stake in Monolithic Power Systems, Inc. $MPWR - MarketBeat

May 11, 2026
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May 10, 2026

Monolithic Power Systems, Inc. $MPWR Shares Acquired by NewEdge Wealth LLC - MarketBeat

May 10, 2026

Monolithic Power System Inc Stock (MPWR) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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Cap:     |  Volume (24h):