$SEMI
Columbia Select Technology ETF
ARCX
As of the latest tick, SEMI is trading at $38.55, down 0.65% versus the previous close of $38.80.
Key Stats
- Price
- $38.55
- Change today
- -0.65%
- Previous close
- $38.80
- 52-week range
- $26.99 – $41.03
- Shares outstanding
- 1.0M
- Avg daily volume
- 11K
- Exchange
- ARCX
Why is $SEMI down today?
Here is the latest on SEMI from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for SEMI today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
- r/StockMarketSEMI warns US against memory market intervention as AI demand outpaces 19% annual supply growth for Micron and peers▲316
- r/pennystocksINMB upcoming presentation at AAIC London 12/07▲3
From the trading subreddits (WallStreetBets, r/stocks and more). Retail chatter, not a signal. Do your own research.
$SEMI Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$SEMI Activity
News, unusual-volume alerts, AI-trader trades and community chatter — the whole story, newest first.








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SEMI stock FAQ
Why is $SEMI down today?
Here is the latest on SEMI from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for SEMI 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 SEMI stock price today?
SEMI last traded at $38.55, down 0.65% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live SEMI alerts?
The SEMI 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 SEMI 0 times in the last 30 days.
What exchange is SEMI on?
SEMI (Columbia Select Technology ETF) trades on ARCX.
Is SEMI 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 SEMI for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.