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MPWR
$1,210.86-3.07%
as of close, Oct 16, 2026
☾ AH $1,210.86 -3.07%
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Monolithic Power Systems Inc. trailing returns

Monolithic Power Systems Inc.'s 10-year return is +32.8% a year (CAGR) (+1600.9% cumulative). How Monolithic Power Systems Inc. (MPWR) has performed over the last day, week, month and year, over 5, 10 and 20 years, and since inception, through October 16, 2026 — price return and dividends side by side, with the worst drop inside each window.

Trailing returns by period#

To 2026-10-16. Price return + dividends = total return. Per year (CAGR) for windows of a year or more, with the cumulative total return beneath. Worst drop: the deepest fall in the price from a high inside the window, and when it bottomed.

PeriodPriceDivsTotalWorst drop
1 day-3.1%+0.0%-3.1%—
5 days-12.7%+0.0%-12.7%-12.7%Oct 16
1 month+5.5%+0.2%+5.7%-18.2%Oct 16
YTD+33.6%+0.7%+34.3%-32.4%Sep 15
1 year+17.9%+0.8%+18.7%-32.4%Sep 2026
5 years+20.3%+0.9%+21.2%+161.1%-51.9%Apr 2025
10 years+31.7%+1.1%+32.8%+1600.9%-51.9%Apr 2025
20 years+25.6%+0.7%+26.3%+10589.4%-72.3%Dec 2008
Since inception (2004)+24.6%+0.7%+25.2%+13696.3%-72.3%Dec 2008

Growth of MPWR#

Actual level with dividends reinvested (solid); dashed lines are each window's constant-rate path from start to today.

  • 5 years+21.2%/year · +161.1%
  • 10 years+32.8%/year · +1600.9%
  • 20 years+26.3%/year · +10589.4%

Methodology#

Trailing returns measure from the closest close about N years before the latest close (2026-10-16). Cumulative return is the total change over the window; annualized return is the compound annual growth rate (CAGR), shown for windows of a year or more. Price return is the change in MPWR's closing price; total return reinvests dividends (from its split- and dividend-adjusted closes); the dividends column is the difference between the two. The worst drop is the largest fall in the closing price from a high to a later low inside the window, the way a drawdown is usually quoted. See the year-by-year returns for the calendar breakdown. Past performance does not predict future returns; not investment advice.

FAQ#

What is Monolithic Power Systems Inc.'s 10-year return?
Over the last 10 years, Monolithic Power Systems Inc. (MPWR) returned about +32.8% a year annualized (+1600.9% cumulative total return).
What is Monolithic Power Systems Inc.'s 20-year annualized return?
Over the last 20 years, Monolithic Power Systems Inc. (MPWR) compounded at about +26.3% a year (+10589.4% cumulative).
What is Monolithic Power Systems Inc.'s return since inception?
Since 2004, Monolithic Power Systems Inc. (MPWR) has compounded at about +25.2% a year — +13696.3% in total.

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