$PI
Impinj, Inc. Common Stock
XNAS•Technology•Electronic Components, Nec
Why is PI up today? It is at $166.06 (+1.63%), and our scanner flagged it 24 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment PI spikes, and full due diligence on PI — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $166.06
- Change today
- +1.63%
- Previous close
- $163.39
- 52-week range
- $87.36 – $247.06
- Market cap
- $4.99B
- Institutional own.
- 99.9%
- Total held
- 100.0%
- Tradeable float
- 3K 0% of shares · after <1% insiders + 100% institutions
- Short interest
- 3.4M ▲ +0% vs prior · as of 2026-07-15
- Days to cover
- 12.2d
- Avg daily volume
- 563K
- Sector
- Technology
- Industry
- Electronic Components, Nec
- Exchange
- XNAS
- 5m
- 0.1x
- 15m
- 0.1x
- 1h
- 0.3x
- 1D
- 0.0x
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Why is $PI up today?
Here is the latest on PI from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for PI today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
Likely catalystQuarterly report (10-Q), from the latest SEC filing. Read it →$PI Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$PI Activity
News, unusual-volume alerts, AI-trader trades and community chatter — the whole story, newest first.




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PI stock FAQ
Why is $PI up today?
Here is the latest on PI from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for PI today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
What is the PI stock price today?
PI last traded at $166.06, up 1.63% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live PI alerts?
The PI 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 PI 24 times in the last 30 days.
What exchange is PI on?
PI (Impinj, Inc. Common Stock) trades on XNAS, with a market cap of about $4.99B in the ELECTRONIC COMPONENTS, NEC sector.
Is PI 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 PI for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.