$SMMT
Summit Therapeutics Inc. Common Stock
XNAS•Health Care•Pharmaceutical Preparations
Why is SMMT down today? It is at $12.53 (-4.39%), and our scanner flagged it 185 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment SMMT spikes, and full due diligence on SMMT — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $12.53
- Change today
- -4.39%
- Previous close
- $13.11
- 52-week range
- $12.07 – $30.05
- Market cap
- $10.23B
- Institutional own.
- 18.43%
- Total held
- 98.8%
- Tradeable float
- 9.4M 1% of shares · after 80% insiders + 18% institutions
- Short interest
- 36.2M ▼ -3% vs prior · as of 2026-07-31
- Days to cover
- 8.9d
- Avg daily volume
- 3.8M
- Sector
- Health Care
- Industry
- Pharmaceutical Preparations
- Exchange
- XNAS
- 5mthin
- 0.4x
- 15mthin
- 0.4x
- 1hthin
- 1.3x
- 1D
- 0.3x
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Why is $SMMT down today?
SMMT is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 6 unusual-volume and momentum alerts on SMMT today, peaking at 6.4x its normal volume.
Analyst data via Nasdaq. Not investment advice.
Insiders
Insiders buying7 open-market buys5 buys, 0 sells last 3 months (17/0 over 12 months)Show 12 recent transactionsMinimize 12 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Duggan Robert W Officer | Bought (open market) | +3.81M 0.5% of company | added 0.7% | 573.88M | $50.0M at $13.12 | Jun 12, 26 |
Zanganeh Mahkam Officer | Bought (open market) | +3.81M 0.5% of company | added 0.6% | 609.98M | $50.0M at $13.12 | Jun 12, 26 |
Soni Manmeet Singh Officer | Bought (open market) | +50K | added 1.6% | 3.12M | $722K at $14.43 | Jun 4, 26 |
Zanganeh Mahkam Officer | Bought (open market) | +100K 0.01% of company | added <0.1% | 606.17M | $1.5M at $14.60 | Jun 4, 26 |
Duggan Robert W Officer | Bought (open market) | +100K 0.01% of company | added 0.3% | 36.13M | $1.5M at $14.60 | Jun 4, 26 |
Zanganeh Mahkam Officer | Bought (open market) | +27K | added 53% | 77K | $500K at $18.74 | Oct 21, 25 |
Zanganeh Mahkam Officer | Acquired (grant/award) | +14.25M 1.8% of company | added 2.4% | 606.07M | $267.0M at $18.74 | Oct 21, 25 |
Duggan Robert W Officer | Acquired (grant/award) | +13.98M 1.8% of company | added 2.5% | 570.07M | $262.0M at $18.74 | Oct 21, 25 |
Duggan Robert W Officer | Acquired (grant/award) | +267K 0.03% of company | added 1.0% | 25.72M | $5.0M at $18.74 | Oct 21, 25 |
Duggan Robert W Officer | Bought (open market) | +27K | added <0.1% | 36.03M | $500K at $18.74 | Oct 21, 25 |
Soni Manmeet Singh Officer | Acquired (grant/award) | +53K | added 1.8% | 3.07M | $1000K at $18.74 | Oct 21, 25 |
Anand Bhaskar Officer | Acquired (grant/award) | +27K | added 20% | 160K | $500K at $18.74 | Oct 21, 25 |
Recent Form-4 filings via Nasdaq. Open-market buys are the signal worth watching. Grants and automatic (10b5-1) sells are routine. “% of position” is the share of that insider’s own holding the trade moved. Not investment advice.
Dilution watch
UnavailableWe could not reach SEC EDGAR, so the dilution check did not run for $SMMT. This is not a clean result: there may be an offering, a registration or a shelf on file that we were unable to read. Check it yourself on SEC EDGAR before trading it.
$SMMT Sentiment
BearishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$SMMT Activity
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.
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SMMT stock FAQ
Why is $SMMT down today?
SMMT is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 6 unusual-volume and momentum alerts on SMMT today, peaking at 6.4x its normal volume.
What is the SMMT stock price today?
SMMT last traded at $12.53, down 4.39% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live SMMT alerts?
The SMMT 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 SMMT 185 times in the last 30 days.
What exchange is SMMT on?
SMMT (Summit Therapeutics Inc. Common Stock) trades on XNAS, with a market cap of about $10.23B in the PHARMACEUTICAL PREPARATIONS sector.
Is SMMT 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 SMMT for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.