$ALKS
Alkermes Inc. plc
XNAS•Health Care•Pharmaceutical Preparations
Why is ALKS down today? It is at $48.02 (-4.30%), and our scanner flagged it 35 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment ALKS spikes, and full due diligence on ALKS — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $48.02
- Change today
- -4.30%
- Previous close
- $50.18
- 52-week range
- $25.16 – $55.67
- Market cap
- $8.30B
- Institutional own.
- 99.9%
- Total held
- 99.9%
- Tradeable float
- 166K 0% of shares · after <1% insiders + 100% institutions
- Short interest
- 14.4M ▼ -4% vs prior · as of 2026-07-31
- Days to cover
- 7.7d
- Avg daily volume
- 2.2M
- Sector
- Health Care
- Industry
- Pharmaceutical Preparations
- Exchange
- XNAS
- 5m
- 7.8x
- 15m
- 4.7x
- 1h
- 2.8x
- 1D
- 0.2x
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Why is $ALKS down today?
Here is the latest on ALKS from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for ALKS today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
Latest filing4Insider trade (Form 4)Aug 17, 2026 · 2 days agoAnalyst data via Nasdaq. Not investment advice.
Insiders
Insiders selling0 buys, 10 sells last 3 months (5/61 over 12 months)Show 12 recent transactionsMinimize 12 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Nichols Christian Todd Officer | Sold (automatic/other) | -8K | sold 6.9% | 102K | $373K at $49.19 | Aug 17, 26 |
Gaffin David Joseph Officer | Sold (automatic/other) | -2K | sold 0.9% | 225K | $99K at $48.58 | Aug 3, 26 |
Hopkinson Craig C. Officer | Sold (automatic/other) | -9K | sold 11% | 69K | $437K at $48.58 | Aug 3, 26 |
Hopkinson Craig C. Officer | Other | 5K | added 6.8% | 78K | $97K at $19.34 | Aug 3, 26 |
Snyderman Nancy Lynn Md Director | Sold (automatic/other) | -44K 0.03% of company | sold 74% | 15K | $2.2M at $50.35 | Aug 3, 26 |
Snyderman Nancy Lynn Md Director | Other | 44K 0.03% of company | added 100% | 60K | $2.1M at $46.72 | Aug 3, 26 |
Gaffin David Joseph Officer | Sold (automatic/other) | -2K | sold 0.9% | 227K | $110K at $54.03 | Jul 6, 26 |
Hopkinson Craig C. Officer | Sold (automatic/other) | -9K | sold 11% | 73K | $463K at $51.46 | Jul 1, 26 |
Hopkinson Craig C. Officer | Other | 5K | added 6.5% | 82K | $97K at $19.34 | Jul 1, 26 |
Wright Christopher I Director | Sold (automatic/other) | -2K | sold 7.2% | 26K | $90K at $45.10 | Jun 12, 26 |
Gaffin David Joseph Officer | Sold (automatic/other) | -2K | sold 0.9% | 230K | $88K at $43.05 | Jun 4, 26 |
Hopkinson Craig C. Officer | Sold (automatic/other) | -9K | sold 10% | 77K | $375K at $41.67 | Jun 1, 26 |
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.
$ALKS Sentiment
BearishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$ALKS Activity
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ALKS stock FAQ
Why is $ALKS down today?
Here is the latest on ALKS from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for ALKS 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 ALKS stock price today?
ALKS last traded at $48.02, down 4.30% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live ALKS alerts?
The ALKS 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 ALKS 35 times in the last 30 days.
What exchange is ALKS on?
ALKS (Alkermes Inc. plc) trades on XNAS, with a market cap of about $8.30B in the PHARMACEUTICAL PREPARATIONS sector.
Is ALKS 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 ALKS for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.