Monolithic Power Systems (MPWR)
Updated September 18, 2026 · Data: Yahoo Finance
+34.84%
YTD return in 2026 (from Dec 31, 2025 close)
Dec 31, 2025 close$903.17
Current price$1,217.80
$1,000 on Dec 31 →$1,348.40
YTD rank#77 of 501
SectorInformation Technology
YTD price chart
Monolithic Power Systems (MPWR) is up +34.84% year-to-date in 2026, ranking #77 of 501 S&P 500 stocks tracked. It closed 2025 at $903.17 and trades at $1,217.80 as of September 18, 2026 — $1,000 invested on December 31, 2025 would be worth $1,348.40 today.
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