Monolithic Power Sys(MPWR-Q)
NASDAQ

Today's Change
Real-Time Last Update Last Sale Cboe BZX Real-Time

Price Performance

PeriodPeriod LowPeriod HighPerformance
1-Month 1,405.00 +11.30% increase
on 06/09/26
Period Open:1,486.33
Price movement based on the high, low and last over the given period.
 1,714.09 -8.77% decrease
on 05/26/26
 +77.37 (+5.21%) increase
since 05/18/26
3-Month 996.01 +57.00% increase
on 03/30/26
Period Open:1,075.29
Price movement based on the high, low and last over the given period.
 1,714.09 -8.77% decrease
on 05/26/26
 +488.41 (+45.42%) increase
since 03/18/26
52-Week 671.18 +132.98% increase
on 06/23/25
Period Open:693.24
Price movement based on the high, low and last over the given period.
 1,714.09 -8.77% decrease
on 05/26/26
 +870.46 (+125.56%) increase
since 06/18/25

More from The Globe

Gildan stock is down, and looking good
Signage is seen at Gildan Activewear Inc.'s annual meeting in Montreal, Tuesday, May 28, 2024. THE CANADIAN PRESS/Christinne Muschi
the mover
Why this money manager is buying Agnico Eagle, Nutrien and trimming Alphabet
Illustration of Martin Pelletier for The Mover, June 19, 2026. Illustration by Joel Kimmel
number cruncher
Top U.S. stocks ranked by Trading Central’s quantitative model
For Number Cruncher column in Globe Investor/ROB only.
Wednesday’s analyst upgrades and downgrades
A Dynamite clothing retail store is shown in Montreal, Friday, Nov. 15, 2024.
number cruncher
Seven Canadian small-cap stocks with cheap valuations
For Number Cruncher column in Globe Investor/ROB only.
Bullish on Freeport-McMoRan Inc.
Monica Rizk
Gildan shares sink 19 per cent on short seller report alleging inflated sales
Gildan Activewear Inc. CEO Glenn Chamandy arrives to speak to the media following the company's annual meeting in Montreal on May 28, 2024.
The highest-yielding stocks on the TSX, plus risk data
The S&P TSX composite index screen at the TMX Market Centre in downtown Toronto is photographed on November 11, 2022.

All market data (will open in new tab) is provided by Barchart Solutions. Copyright © 2026.

Information is provided 'as is' and solely for informational purposes, not for trading purposes or advice. For exchange delays and terms of use, please read disclaimer (will open in new tab).

Copyright © 2026 Morningstar. All Rights Reserved. The information contained herein: (1) is proprietary to Morningstar and/or its content providers; (2) may not be copied or distributed; and (3) is not warranted to be accurate, complete or timely. Neither Morningstar nor its content providers are responsible for any damages or losses arising from any use of this information. Past performance is no guarantee of future results.