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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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If you invested $1,000 in MPWR — what it would be worth today

If you invested in MPWR

A $1,000 investment in Monolithic Power Systems Inc. (MPWR) in January 2016 would be worth $22,875 as of June 2026 with dividends reinvested35.1% a year. Use the dropdowns above to try any amount, ticker, or starting month back to November 2004.

Over the same period, the same $1,000 would be worth $4,545 in the S&P 500 (SPY) and $7,377 in the Nasdaq-100 (QQQ). MPWR beat both the S&P 500 and the Nasdaq-100 over that period.

Worth today
$22,875
Multiple
22.9×
Annualized
35.1%/yr
Max drawdown
-39.2%
8/30/2024 – 11/29/2024
Same $ in SPY
$4,545

Growth of $1,000 in MPWR since January 2016#

monthly
MPWR$22,875SPY$4,558
201620212026

Monolithic Power Systems Inc. (MPWR). Total return approximated via dividend- and split-adjusted closes (no taxes or fees). Not investment advice.

Growth of $1,000 in MPWR by starting month#

$5.3K$10.6K$16K$21.3K
'16'18'20'22'24'26

$1,000 invested in MPWR, by starting year#

Invested inWorth todaySame in QQQMultipleAnnualized
2016$22,875$7,37722.9×35.1%
2017$16,221$6,09916.2×34.5%
2018$11,787$4,44411.8×34.1%
2019$10,986$4,43911.0×38.2%
2020$8,035$3,3808.0×38.4%
2021$3,838$2,3373.8×28.2%
2022$3,365$2,0153.4×31.7%
2023$3,155$2,4653.2×40.1%
2024$2,215$1,7302.2×39.1%
2025$2,081$1,3732.1×68.3%

Methodology#

Investments are assumed made at the first trading day's close of the chosen year. "Dividends reinvested" uses split- and dividend-adjusted closes (a standard total-return approximation; taxes and fees excluded). "Price-only" uses split-adjusted closes. MPWR data begins November 2004; values as of June 2026 and refresh daily. Past performance does not predict future returns; not investment advice.

See the live MPWR chart and fundamentals on the MPWR quote page or compare with the same investment in SPY.

FAQ

How much would $1,000 invested in MPWR be worth today?
A $1,000 investment in Monolithic Power Systems Inc. (MPWR) in January 2016 would be worth about $22,875 as of June 2026, with dividends reinvested. That works out to about 35.1% a year.
How far back does the MPWR calculation go?
MPWR data begins November 2004. You can pick any starting month from then to the present and see what your investment would be worth today.
Does this include dividends?
Yes. The default "dividends reinvested" view uses split- and dividend-adjusted closing prices — a standard total-return approximation that excludes taxes and fees. A price-only view (split-adjusted, no dividends) is also available.