$POWI
Power Integrations Inc
XNAS•Technology•Semiconductors & Related Devices
Why is POWI down today? It is at $55.60 (-0.34%), and our scanner flagged it 35 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment POWI spikes, and full due diligence on POWI — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $55.60
- Change today
- -0.34%
- Previous close
- $55.79
- 52-week range
- $30.86 – $91.18
- Market cap
- $3.06B
- P/E ratio
- 49.31
- Dividend yield
- 1.54% ($0.86)
- Institutional own.
- 99.9%
- Total held
- 100.0%
- Short interest
- 5.6M ▲ +2% vs prior · as of 2026-07-31
- Days to cover
- 8.3d
- Avg daily volume
- 1.0M
- Sector
- Technology
- Industry
- Semiconductors & Related Devices
- Exchange
- XNAS
- 5mthin
- 233x
- 15mthin
- 233x
- 1hthin
- 233x
- 1D
- 0.6x
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Why is $POWI moving today?
POWI is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 1 unusual-volume and momentum alert on POWI today.
Likely catalystExecutive / Board Change, from an SEC filing. Read it →Analyst data via Nasdaq. Not investment advice.
Dilution watch
UnavailableWe could not reach SEC EDGAR, so the dilution check did not run for $POWI. This is not a clean result: there may be an offering, a registration or a shelf on file that we were unable to read. Check it yourself on SEC EDGAR before trading it.
$POWI Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$POWI Activity
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.



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POWI stock FAQ
Why is $POWI moving today?
POWI is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 1 unusual-volume and momentum alert on POWI today.
What is the POWI stock price today?
POWI last traded at $55.60, down 0.34% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Does POWI pay a dividend?
Yes. POWI currently has a dividend yield of about 1.54% ($0.86 per share per year). Dividend figures can change; this is not investment advice.
Where can I see live POWI alerts?
The POWI Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged POWI 35 times in the last 30 days.
What exchange is POWI on?
POWI (Power Integrations Inc) trades on XNAS, with a market cap of about $3.06B in the SEMICONDUCTORS & RELATED DEVICES sector.
Is POWI good for day trading?
That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge POWI for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.