$SEIS
SEI Select Small Cap ETF
XNAS
Why is SEIS up today? It is at $33.07 (+1.32%), and our scanner flagged it 1 time on unusual volume this month. See the catalyst behind the move, real-time alerts the moment SEIS spikes, and full due diligence on SEIS — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $33.07
- Change today
- +1.32%
- Previous close
- $32.64
- 52-week range
- $25.86 – $33.76
- Shares outstanding
- 18.0M
- Short interest
- 12K ▼ -76% vs prior · as of 2026-07-31
- Short % of float
- 0.1%
- Days to cover
- 1.0d
- Avg daily volume
- 48K
- Exchange
- XNAS
- 5m
- 1.1x
- 15m
- 1.1x
- 1hthin
- 0.8x
- 1D
- --
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Why is $SEIS up today?
Here is the latest on SEIS from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for SEIS today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
$SEIS Sentiment
NeutralBlend of news sentiment, today’s move, and community votes. Not investment advice.
$SEIS Activity
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.

SEIS stock FAQ
Why is $SEIS up today?
Here is the latest on SEIS from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for SEIS 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 SEIS stock price today?
SEIS last traded at $33.07, up 1.32% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live SEIS alerts?
The SEIS 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 SEIS 1 time in the last 30 days.
What exchange is SEIS on?
SEIS (SEI Select Small Cap ETF) trades on XNAS.
Is SEIS 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 SEIS for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.