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$PI

Impinj, Inc. Common Stock

XNASTechnologyElectronic Components, Nec

$166.06+1.63%+$2.67Prev $163.39LIVE Full chart Live alerts
No recent price bars, the chart lights up when PI starts printing.

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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Our scanner flagged $PI 24 times in the last 30 days. Create a free account to track $PI, build a watchlist, and get instant unusual-volume alerts — plus 5 free premium days, no card needed.

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Key Stats

Price & performance
Price
$166.06
Change today
+1.63%
Previous close
$163.39
52-week range
$87.36 – $247.06
Valuation & dividend
Market cap
$4.99B
Ownership & volume
Shares outstanding
30.6M
SEC · as of 2026-07-17 · 20d
Insider ownership
<1%
DEF 14A · 2026-04-16
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
Classification
Sector
Technology
Industry
Electronic Components, Nec
Exchange
XNAS
Relative volumevs this time of day
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 →
Why is $PI moving? →▶ Replay the moveAuto-generated from live scanner data. Not investment advice.
Trading profile⚡ Ultra-low float · 3K shShortableEasy to borrowNo SSRBorrow via Alpaca · SSR from Reg SHO 201

$PI Sentiment

Bullish
Bearish64Bullish
📰 News: 2 bull · 1 bearToday: +1.6%👥 Community: 0 bull · 0 bear

Blend 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.

Alert· 1d ago +5.10%
$PI moved +5.10% in 1 min (Level 5) at 6:57 PM ET
at $165.00
Alert· 1d ago +2.4% vs EMA
$PI near 200 EMA: +2.39% from 200 EMA at 1:42 PM ET
at $169.92
Alert· 1d ago 3.1× RVOL
PI hit 3.141x RVOL at 1:42 PM ET
at $169.92
Alert· 1d ago 6.9× RVOL
PI hit 6.863x RVOL at 11:59 AM ET
at $167.85
Alert· 2d ago +1.7% vs EMA
PI 200EMA (1m) Trending · 200 bars · L5 · +1.70% above EMA · slope +0.61%
at $162.01
Alert· 2d ago +5.1% vs EMA
PI 200EMA (5m) Trending · 77 bars · L3 · +5.09% above EMA · slope +1.41%
at $161.31
Alert· 2d ago +1.3% vs EMA
PI 200EMA (1m) Trending · 199 bars · L4 · +1.28% above EMA · slope +0.63%
at $161.31
Alert· 2d ago +1.3% vs EMA
PI 200EMA (1m) Trending · 199 bars · L4 · +1.28% above EMA · slope +0.63%
at $161.31
Alert· 2d ago 3.1× RVOL
PI hit 3.087x RVOL at 11:55 AM ET
at $161.08
Alert· 2d ago 4.2× RVOL
PI hit 4.167x RVOL at 10:58 AM ET
at $161.13
Alert· 5d ago +3.0% vs EMA
PI 200EMA (5m) Trending · 72 bars · L3 · +3.04% above EMA · slope +0.63%
at $149.31
Alert· 5d ago 2.2× RVOL
PI hit 2.194x RVOL at 3:14 PM ET
at $148.83
Alert· 5d ago 2.1× RVOL
PI hit 2.132x RVOL at 2:43 PM ET
at $148.85
Alert· 6d ago +1.01%
$PI moved +1.01% in 1 min (Level 1) at 3:12 PM ET
at $147.51
Alert· 6d ago 2.0× RVOL
PI hit 2.000x RVOL at 3:12 PM ET
at $146.95
Alert· 6d ago +2.9% vs EMA
$PI near 200 EMA: +2.92% from 200 EMA at 12:33 PM ET
at $145.72
Alert· 6d ago 4.0× RVOL
PI hit 4.010x RVOL at 12:33 PM ET
at $145.72
Alert· 6d ago +2.36%
$PI moved +2.36% in 1 min (Level 1) at 12:22 PM ET
at $145.00
Alert· 6d ago +1.0% vs EMA
$PI near 200 EMA: +0.95% from 200 EMA at 12:01 PM ET
at $141.88
Alert· 6d ago 10.9× RVOL
PI hit 10.922x RVOL at 12:01 PM ET
at $141.88
Alert· 6d ago +1.2% vs EMA
$PI near 200 EMA: +1.20% from 200 EMA at 11:55 AM ET
at $142.23
Alert· 6d ago +1.71%
$PI moved +1.71% in 1 min (Level 1) at 11:55 AM ET
at $142.23
Alert· 6d ago 2.0× RVOL
PI hit 2.000x RVOL at 11:18 AM ET
at $141.27
Alert· 7d ago +4.60%
$PI moved +4.60% in 1 min (Level 4) at 4:15 PM ET
at $147.00
Alert· 7d ago 3.1× RVOL
PI hit 3.138x RVOL at 12:50 PM ET
at $131.41
News· SEC EDGAR· 7d ago
IMPINJ INC filed a Quarterly report (10-Q)
News· SEC EDGAR· 7d ago
IMPINJ INC: Impinj Reports Second Quarter 2026 Financial Results
News· The Motley Fool· 61d ago Neutral
Large Impinj Investor Trims Position by $11.3 Million
News· SEC EDGAR· 68d ago
IMPINJ INC filed an 8-K: Shareholder Vote
News· SEC EDGAR· 98d ago
IMPINJ INC filed a Quarterly report (10-Q)
News· The Motley Fool· 146d ago Bearish
This Fund Bet $20 Million on an IoT Stock Last Quarter. Shares Have Tanked Nearly 50% This Year
News· Benzinga· 195d ago Bullish
The Security Reset: Why Protecting Infrastructure is Driving a New Growth Cycle
News· Benzinga· 197d ago Bullish
Top 5 Stocks To Own In 2026: Dan Niles Bets On Apple, Cisco, Boeing And More

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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.