Why is $MPWR stock down today?
Monolithic Power Systems, Inc. · SEMICONDUCTORS & RELATED DEVICES
Why is $MPWR down today?
The likely driver
Monolithic Power Systems Announces Third Quarter 2026 Dividend
SEC EDGAR·4:01 PM ET
The numbers behind the move
Short interest
4.1% of float
Days to cover
3.3d
Float
49.1M · Medium
Float rotation
0.0x
Price
$1,147
Move today
-7.0%
Volume vs avg
0.0x
Scanner alerts today
12
Flagged in 30 days
211
Market cap
$60.7B
Prev close
$1,234
Avg volume
897K
Today’s scanner timeline
- 2:07 PMUnusual volume (RVOL) alert
- 1:41 PMUnusual volume (RVOL) alert
- 1:12 PMUnusual volume (RVOL) alert
- 12:13 PMUnusual volume (RVOL) alert
- 11:33 AMUnusual volume (RVOL) alert
- 11:32 AMUnusual volume (RVOL) alert
- 9:58 AMUnusual volume (RVOL) alert
- 8:54 AMBig % mover alert
- 8:06 AMBig % mover alert
- 7:51 AMUnusual volume (RVOL) alert
- 7:08 AMBig % mover alert
- 5:29 AMBig % mover alert
Unusual-volume alerts often fire before the news is widely reported. This is when our scanner first flagged MPWR today.
Other stocks moving today
Each opens that stock’s own why-is-it-moving page.
Move and volume are based on the latest market data and refresh live on this page. Scanner alerts are our own real-time unusual-volume signals. This is research, not investment advice.