$MTSI
MACOM Technology Solutions Holdings, Inc
XNAS•Technology•Semiconductors & Related Devices
Why is MTSI down today? It is at $266.78 (-1.19%), and our scanner flagged it 133 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment MTSI spikes, and full due diligence on MTSI — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $266.78
- Change today
- -1.19%
- Previous close
- $269.98
- 52-week range
- $120.73 – $418.90
- Market cap
- $22.37B
- Institutional own.
- 99.9%
- Total held
- 100.0%
- Short interest
- 2.5M ▲ +23% vs prior · as of 2026-07-31
- Days to cover
- 1.7d
- Avg daily volume
- 1.3M
- Sector
- Technology
- Industry
- Semiconductors & Related Devices
- Exchange
- XNAS
- 5m
- 0.6x
- 15m
- 0.4x
- 1h
- 0.6x
- 1D
- 0.1x
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Why is $MTSI down today?
MTSI is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 2 unusual-volume and momentum alerts on MTSI today, peaking at 3.4x its normal volume.
Likely catalystMACOM Technology Solutions Holdings, Inc.: Q3 FY2026 results, three months to Jul 3, 2026, from an SEC filing. Read it →Latest filing4Insider trade (Form 4)Aug 19, 2026 · todayAnalyst data via Nasdaq. Not investment advice.
$MTSI Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$MTSI Activity
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.



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MTSI stock FAQ
Why is $MTSI down today?
MTSI is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 2 unusual-volume and momentum alerts on MTSI today, peaking at 3.4x its normal volume.
What is the MTSI stock price today?
MTSI last traded at $266.78, down 1.19% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live MTSI alerts?
The MTSI 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 MTSI 133 times in the last 30 days.
What exchange is MTSI on?
MTSI (MACOM Technology Solutions Holdings, Inc) trades on XNAS, with a market cap of about $22.37B in the SEMICONDUCTORS & RELATED DEVICES sector.
Is MTSI 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 MTSI for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.