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MPWR
Monolithic Power Systems Inc.Stock · Technology
$1,288.16−$43.57 (-3.27%)as of market close, Jul 2, 2026
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MPWR returns by year

Monolithic Power Systems Inc. has returned +26.0% annually (CAGR) since 2005. Calendar-year, monthly and weekly total returns for Monolithic Power Systems Inc. (MPWR) below, through July 2, 2026 — the most recent year is year-to-date.

Annualized (CAGR)
+26.0%
2005–2026
Average year
+32.7%
21 full years
Best year
+107.5%
2020
Worst year
-41.3%
2008
Positive years
15/21
71% up

Monolithic Power Systems Inc. returns by year (20052026)#

Calendar-year returns with each year's path and its dividend contribution (dividend return = total minus price return).

Monolithic Power Systems Inc. annual returns by year
YearTotal return
2026YTD
+42.4%
2025
+54.5%
2024
-5.6%
2023
+79.8%
2022
-27.8%
2021
+35.5%
2020
+107.5%
2019
+54.8%
2018
+4.5%
2017
+38.2%
2016
+30.1%
2015
+30.0%

Total return by period

-100%-50%+0%+50%+100%
'05'07'09'11'13'15'17'19'21'23'25

Methodology#

Returns are total returns (dividends reinvested), computed from MPWR's split- and dividend-adjusted closes. The bar chart switches between annual and monthly periods. Annualized return is the compound annual growth rate over the full period. The current year is year-to-date. See also the periodic table of returns. Past performance does not predict future returns; not investment advice.

See also: S&P 500 · Nasdaq-100 · Dow Jones · Russell 2000 · US Bond Market · Gold · Silver · Bitcoin · Ethereum

FAQ

What is Monolithic Power Systems Inc.'s average annual return?
Since 2005, Monolithic Power Systems Inc. (MPWR) has returned about 26.0% a year (the compound annual growth rate) and an average calendar-year return of 32.7%.
What were Monolithic Power Systems Inc.'s best and worst years?
Over 2005–2026, the best year was 2020 (+107.5%) and the worst was 2008 (-41.3%).
How often is Monolithic Power Systems Inc. up in a year?
15 of the 21 full years since 2005 were positive — about 71% of the time.