1,210.86
price down icon3.07%   -38.34
after-market After Hours: 1208.99 -1.87 -0.15%
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Monolithic Power System Inc stock is traded at $1,210.86, with a volume of 833.17K. It is down -3.07% in the last 24 hours and up +5.51% 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:
$1,249.20
Open:
$1223.32
24h Volume:
833.17K
Relative Volume:
1.13
Market Cap:
$59.51B
Revenue:
$2.96B
Net Income/Loss:
$675.36M
P/E Ratio:
87.24
EPS:
13.88
Net Cash Flow:
$626.62M
1W Performance:
-12.65%
1M Performance:
+5.51%
6M Performance:
-13.68%
1Y Performance:
+17.92%
1-Day Range:
Value
$1,207.20
$1,249.00
1-Week Range:
Value
$1,195.00
$1,365.36
52-Week Range:
Value
$833.18
$1,714.09

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
2026-10-29
Name
Latest SEC Filings
Name
MPWR's Discussions on Twitter

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

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
MPWR icon
MPWR
Monolithic Power System Inc
1,210.86 59.51B 2.96B 675.36M 626.62M 13.88
NVDA icon
NVDA
Nvidia Corp
214.13 5.17T 253.49B 159.61B 119.08B 6.5299
TSM icon
TSM
Taiwan Semiconductor Manufacturing Adr
412.61 2.14T 142.82B 71.84B 39.69B 13.86
AVGO icon
AVGO
Broadcom Inc
328.75 1.57T 75.47B 29.32B 32.76B 6.007
SKHY icon
SKHY
Sk Hynix Inc Adr
136.49 994.83B 92.06B 52.15B 28.25B 7.3257
MU icon
MU
Micron Technology Inc
878.84 994.34B 90.27B 50.47B 26.17B 44.17

Monolithic Power System Inc Stock (MPWR) Upgrades & Downgrades

Date Action Analyst Rating Change
Aug-20-26 Initiated Arete Buy
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
Oct 16, 2026

Can Slightly Higher Consulting Revenues Aid IBM's Q3 Earnings? - Zacks Investment Research

Oct 16, 2026
pulisher
Oct 16, 2026

Here's How Much You'd Have If You Invested $1000 in Monolithic Power a Decade Ago - Zacks Investment Research

Oct 16, 2026
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Oct 16, 2026

Triasima Portfolio Management inc. Sells 1,415 Shares of Monolithic Power Systems, Inc. $MPWR - MarketBeat

Oct 16, 2026
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Oct 15, 2026

Monolithic Power Systems, Inc. (MPWR) Latest Stock News & HeadlinesYahoo Finance - Yahoo! Finance Canada

Oct 15, 2026
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Oct 15, 2026

KeyBanc Maintains Monolithic Power Systems(MPWR.US) With Buy Rating, Maintains Target Price $2,100 - Moomoo

Oct 15, 2026
pulisher
Oct 15, 2026

Should You Buy, Sell, or Hold Vicor Stock Before Q3 Earnings Release? - Zacks Investment Research

Oct 15, 2026
pulisher
Oct 15, 2026

Monolithic (MPWR) Upgraded to Buy: What Does It Mean for the Stock? - Zacks Investment Research

Oct 15, 2026
pulisher
Oct 14, 2026

Monolithic Power Systems Inc. stock underperforms Wednesday when compared to competitors - MarketWatch

Oct 14, 2026
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Oct 14, 2026

Monolithic Power Systems, Inc. $MPWR Stock Position Boosted by Generate Investment Management Ltd - MarketBeat

Oct 14, 2026
pulisher
Oct 13, 2026

Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders? - PR Newswire

Oct 13, 2026
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Oct 13, 2026

Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders? - TradingView

Oct 13, 2026
pulisher
Oct 13, 2026

Here's What to Expect From Monolithic Power Systems' Next Earnings Report - Barchart.com

Oct 13, 2026
pulisher
Oct 13, 2026

How to Boost Your Portfolio with Top Computer and Technology Stocks Set to Beat Earnings - Zacks Investment Research

Oct 13, 2026
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Oct 13, 2026

Monolithic Power Systems, Inc.: Revenue and Earnings Analysts Forecasts Revisions | MPWR | US6098391054 - marketscreener.com

Oct 13, 2026
pulisher
Oct 12, 2026

Monolithic Power Systems, MACOM, Micron, Seagate, and Vishay Intertechnology Shares Plummet, What You Need To Know - Yahoo Finance

Oct 12, 2026
pulisher
Oct 12, 2026

A Look at Monolithic Power Systems Inc (MPWR) After 4.8% Decline -- GF Value $1315.52 vs Price $1319.23 - GuruFocus

Oct 12, 2026
pulisher
Oct 12, 2026

Monolithic Power Systems Inc. stock underperforms Monday when compared to competitors - MarketWatch

Oct 12, 2026
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Oct 11, 2026

Monolithic Power Systems Inc Stock Historical Valuations | WBO:MPWR - GuruFocus

Oct 11, 2026
pulisher
Oct 11, 2026

Monolithic Power Systems Inc Stock Intrinsic Values - GuruFocus

Oct 11, 2026
pulisher
Oct 10, 2026

How Record Data-Center Sales And Margin Gains At Monolithic Power Systems (MPWR) Have Changed Its Investment Story - Yahoo Finance

Oct 10, 2026
pulisher
Oct 10, 2026

Monolithic Power Systems (MPWR) Could Be 25% Undervalued As Record Revenue Fuels Debate - Yahoo Finance

Oct 10, 2026
pulisher
Oct 10, 2026

Monolithic Power Systems (MPWR) Stock Could Look Fully Priced On Earnings - Yahoo Finance

Oct 10, 2026
pulisher
Oct 10, 2026

812 Monolithic Power Systems, Inc. $MPWR Shares Purchased by Wedmont Private Capital - MarketBeat

Oct 10, 2026
pulisher
Oct 09, 2026

Monolithic Power Systems Inc. stock outperforms competitors on strong trading day - MarketWatch

Oct 09, 2026
pulisher
Oct 09, 2026

These 2 Computer and Technology Stocks Could Beat Earnings: Why They Should Be on Your Radar - Zacks Investment Research

Oct 09, 2026
pulisher
Oct 09, 2026

Record Revenue Boosts Monolithic Power Systems - Yahoo Finance UK

Oct 09, 2026
pulisher
Oct 08, 2026

Monolithic Power Systems, Inc. $MPWR Stock Sold by Sapient Capital LLC - MarketBeat

Oct 08, 2026
pulisher
Oct 08, 2026

Monolithic Power Systems, Inc. $MPWR Shares Newly Acquired by Westwind Capital - MarketBeat

Oct 08, 2026
pulisher
Oct 08, 2026

Zevenbergen Capital Investments LLC Sells 3,868 Shares of Monolithic Power Systems, Inc. $MPWR - MarketBeat

Oct 08, 2026
pulisher
Oct 08, 2026

Monolithic Power Systems To Report Third Quarter 2026 Results On October 29, 2026 - TradingView

Oct 08, 2026
pulisher
Oct 08, 2026

Monolithic Power Systems Inc. stock underperforms Thursday when compared to competitors - MarketWatch

Oct 08, 2026
pulisher
Oct 08, 2026

A webinar will discuss results and business outlook on Oct. 29. - Stock Titan

Oct 08, 2026
pulisher
Oct 07, 2026

Monolithic Power Systems, Inc. (MPWR) Stock Forecasts - Yahoo Finance

Oct 07, 2026
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Oct 07, 2026

Monolithic Power Systems Inc (MPWR) Shares Fall 3.2% -- What GF Score of 97 Tells Investors - GuruFocus

Oct 07, 2026
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Oct 07, 2026

Here’s How Much You Would Have Made Owning Monolithic Power Systems Stock In The Last 5 Years - Benzinga

Oct 07, 2026
pulisher
Oct 07, 2026

Does Monolithic Power Systems Stock’s Valuation Make Sense? - Trefis

Oct 07, 2026
pulisher
Oct 07, 2026

Monolithic Power Systems Inc. stock underperforms Wednesday when compared to competitors - MarketWatch

Oct 07, 2026
pulisher
Oct 07, 2026

Monolithic Power Systems, Inc. (MPWR) interactive stock chart - Yahoo Finance Singapore

Oct 07, 2026
pulisher
Oct 07, 2026

Decoding MPWR Stock's Premium Valuation - Trefis

Oct 07, 2026
pulisher
Oct 07, 2026

Best Automotive Stocks To Keep An Eye OnOctober 7th - MarketBeat

Oct 07, 2026
pulisher
Oct 07, 2026

Will Monolithic (MPWR) Beat Estimates Again in Its Next Earnings Report? - Zacks Investment Research

Oct 07, 2026
pulisher
Oct 07, 2026

TD Cowen keeps Buy on Monolithic Power Systems stock at USD 1,850 - AD HOC NEWS

Oct 07, 2026
pulisher
Oct 06, 2026

Monolithic Power Systems, Inc. $MPWR Stock Sold by Congress Asset Management Co. - MarketBeat

Oct 06, 2026
pulisher
Oct 06, 2026

Monolithic Power Systems, Inc. $MPWR Stock Sold by Argent Capital Management LLC - marketbeat.com

Oct 06, 2026
pulisher
Oct 05, 2026

Monolithic Power Systems, Inc. (MPWR) Stock Forecasts - Yahoo Finance

Oct 05, 2026
pulisher
Oct 05, 2026

Monolithic Power Systems, Inc. (MPWR) Stock Forecasts - Yahoo Finance

Oct 05, 2026
pulisher
Oct 05, 2026

Monolithic Power Systems Inc. stock outperforms competitors on strong trading day - MarketWatch

Oct 05, 2026
pulisher
Oct 05, 2026

5,581 Monolithic Power Systems, Inc. $MPWR Shares Sold by Park National Corp OH - marketbeat.com

Oct 05, 2026
pulisher
Oct 05, 2026

Promising Automotive Stocks To Watch NowOctober 5th - marketbeat.com

Oct 05, 2026
pulisher
Oct 05, 2026

Monolithic Power Systems Inc (MPWR): GF Score of 97 Signals Stro - GuruFocus

Oct 05, 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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Monolithic Power System Inc Stock (MPWR) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
MICHAEL HSING
Officer
Sep 28 '26
Proposed Sale
1,344.97
30,000
40,349,049
0
DEAN ROBERT W II
Officer
Aug 24 '26
Proposed Sale
1,297.72
32
41,527
0
CHANG KUO WEI HERBERT
Director
Aug 24 '26
Sale
1,281.57
50
64,078
515
DEAN ROBERT W II
Interim CFO
Aug 24 '26
Sale
1,297.72
32
41,527
7,094
DEAN ROBERT W II
Interim CFO
Aug 17 '26
Sale
1,413.64
6
8,482
7,126
DEAN ROBERT W II
Officer
Aug 17 '26
Proposed Sale
1,354.74
6
8,128
0
Kuo Wei Chang
Director
Aug 11 '26
Proposed Sale
1,420.00
100
142,000
0
CHANG KUO WEI HERBERT
Director
Aug 11 '26
Sale
1,420.00
50
71,000
565
DEAN ROBERT W II
Interim CFO
Aug 05 '26
Sale
1,344.27
105
141,148
7,132
ROBERT DEAN
Officer
Aug 05 '26
Proposed Sale
1,344.27
105
141,148
0
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Cap:     |  Volume (24h):