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Why is MPWR stock moving?

Monolithic Power Systems, Inc. · end-of-day data as of Oct 16, 2026

Monolithic Power Systems, Inc.
MPWR · $59.51B
$1,210.86-9.1%last 60 sessions · close Oct 16, 2026
$851.25$1,684.8452 weeks
Buy · 18 analystsPT $1,880.15 +55.3%
  • P/E vs own+14.9%
  • P/E vs sector+122.2%
  • Target upside+55.3%
  • Off 52w high-28.1%
  • Insiders-$40.72M
  • FCF yield+1.0%
  • Earnings in13d
  • Trendsideways
  • Sector▲ +1.1%
  • RSI38
  • MA20×50Golden 6d ago
  • Volume1.2x
  • Support-18.0%
  • Resistance+1.8%

The move, split

Monolithic Power Systems, Inc. (MPWR) fell 3.1% on Oct 16, 2026.

The market (SPY) fell 1.1%; Technology stocks fell 3.3%. Most of the move came from its sector.

Market (SPY)-1.1%
Technology sector-2.2%
MPWR specific+0.2%

0 stories on the day (30-day average 0.4).

Market = SPY. Sector = equal-weight average of the tracked companies in the same sector, net of the market.

Context

  • News0.00
  • Volume1.2x
  • Off 52w high-28.1%
  • Sector▲ +1.1%
  • Earnings in13d

Latest news

Sentiment classified by AI from the headline (green positive, red negative). Links open the publisher.