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ALKS Insider Trading

Insider Ownership Percentage: 4.59%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $11,645,664.50

Alkermes Insider Trading History Chart

This chart shows the insider buying and selling history at Alkermes by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Alkermes Share Price & Price History

Current Price: $46.07
Price Change: ▲ Price Increase of +0.04 (0.09%)
As of 09/16/2026 04:00 PM ET

This chart shows the closing price history over time for ALKS up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Alkermes Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/3/2026David Joseph GaffinEVPSell2,034$48.01$97,652.34223,422View SEC Filing Icon  
9/1/2026Craig C HopkinsonEVPSell9,000$46.99$422,910.0065,389View SEC Filing Icon  
8/17/2026Christian Todd NicholsSVPSell7,576$49.23$372,966.48102,193View SEC Filing Icon  
8/3/2026Craig C HopkinsonEVPSell9,000$48.58$437,220.0069,389View SEC Filing Icon  
8/3/2026David Joseph GaffinEVPSell2,034$48.58$98,811.72225,456View SEC Filing Icon  
8/3/2026Nancy Lynn Md SnydermanDirectorSell44,472$50.35$2,239,165.2015,395View SEC Filing Icon  
7/6/2026David Joseph GaffinEVPSell2,034$54.03$109,897.02227,490View SEC Filing Icon  
7/1/2026Craig C HopkinsonEVPSell9,000$51.51$463,590.0073,389View SEC Filing Icon  
6/12/2026Christopher I. WrightDirectorSell2,000$45.10$90,200.0025,680View SEC Filing Icon  
6/4/2026David Joseph GaffinEVPSell2,034$43.05$87,563.70229,524View SEC Filing Icon  
6/1/2026Craig C HopkinsonEVPSell9,000$41.67$375,030.0077,389View SEC Filing Icon  
5/4/2026David Joseph GaffinEVPSell2,034$33.20$67,528.80231,558View SEC Filing Icon  
5/1/2026Craig C HopkinsonEVPSell9,000$33.40$300,600.0081,389View SEC Filing Icon  
4/6/2026David Joseph GaffinEVPSell2,034$34.57$70,315.38233,592View SEC Filing Icon  
4/1/2026Craig C HopkinsonEVPSell9,000$35.51$319,590.0085,389View SEC Filing Icon  
3/2/2026Christian Todd NicholsSVPSell6,000$30.00$180,000.00109,769View SEC Filing Icon  
3/2/2026Craig C HopkinsonEVPSell9,000$29.72$267,480.0089,389View SEC Filing Icon  
3/2/2026David Joseph GaffinEVPSell2,034$29.29$59,575.86237,660View SEC Filing Icon  
2/2/2026Craig C HopkinsonEVPSell9,000$33.93$305,370.0057,740View SEC Filing Icon  
2/2/2026Shane M. CookeDirectorSell61,200$34.57$2,115,684.00103,744View SEC Filing Icon  
2/2/2026Shane M. CookeDirectorSell61,200$34.57$2,115,684.00103,744View SEC Filing Icon  
1/8/2026Craig C HopkinsonEVPSell5,000$30.00$150,000.0061,740View SEC Filing Icon  
1/2/2026Craig C HopkinsonEVPSell4,000$28.00$112,000.0061,740View SEC Filing Icon  
12/3/2025Craig C HopkinsonEVPSell3,748$30.00$112,440.0065,740View SEC Filing Icon  
12/1/2025Craig C HopkinsonEVPSell4,000$29.30$117,200.0065,740View SEC Filing Icon  
11/3/2025Craig C HopkinsonEVPSell9,000$30.38$273,420.0069,740View SEC Filing Icon  
10/15/2025Craig C HopkinsonEVPSell9,000$31.53$283,770.0073,740View SEC Filing Icon  
6/10/2025Christian Todd NicholsSVPSell3,334$31.09$103,654.0686,208View SEC Filing Icon  
6/9/2025Christian Todd NicholsSVPSell3,333$31.95$106,489.3589,542View SEC Filing Icon  
2/13/2025Craig C HopkinsonEVPSell144,419$35.53$5,131,207.0757,875View SEC Filing Icon  
1/30/2025Craig C HopkinsonEVPSell100,918$32.05$3,234,421.9044,290View SEC Filing Icon  
12/9/2024Cato T. LaurencinDirectorSell2,691$31.85$85,708.3523,013View SEC Filing Icon  
12/9/2024Craig C HopkinsonEVPSell61,151$32.07$1,961,112.5747,576View SEC Filing Icon  
12/5/2024Craig C HopkinsonEVPSell9,221$31.50$290,461.5059,730View SEC Filing Icon  
11/27/2024Christian Todd NicholsSVPSell5,208$29.15$151,813.2060,703View SEC Filing Icon  
11/11/2024Craig C HopkinsonEVPSell58,996$30.08$1,774,599.6883,300View SEC Filing Icon  
11/6/2024Craig C HopkinsonEVPSell10,471$29.53$309,208.6399,238View SEC Filing Icon  
3/18/2024Christian Todd NicholsSVPSell10,417$28.10$292,717.7065,911View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Alkermes (NASDAQ:ALKS)

95.21% of Alkermes stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at ALKS by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Alkermes Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026Sequoia Financial Advisors LLC8,237$0.43M0.0%-11.2%0.005%Search for SEC Filing on Google Icon
9/9/2026Integrated Wealth Concepts LLC2,152$0.11M0.0%N/A0.001%Search for SEC Filing on Google Icon
9/9/2026IFP Advisors Inc639$33K0.0%-54.3%0.000%Search for SEC Filing on Google Icon
9/9/2026Squarepoint Ops LLC115,195$6.04M0.0%-58.5%0.069%Search for SEC Filing on Google Icon
9/9/2026Baird Financial Group Inc.53,267$2.79M0.0%N/A0.032%Search for SEC Filing on Google Icon
9/8/2026Arizona State Retirement System43,580$2.28M0.0%+1.1%0.026%Search for SEC Filing on Google Icon
8/27/2026Corient Private Wealth LP9,234$0.48M0.0%-20.0%0.006%Search for SEC Filing on Google Icon
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al33,083$1.73M0.0%N/A0.020%Search for SEC Filing on Google Icon
8/23/2026Ameritas Advisory Services LLC750$39K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/23/2026HB Wealth Management LLC4,208$0.22M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/22/2026Seven Fleet Capital Management LP23,285$1.22M0.2%-3.7%0.014%Search for SEC Filing on Google Icon
8/22/2026Concurrent Investment Advisors LLC4,459$0.23M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/21/2026Hudson Portfolio Management LLC25,930$1.36M1.0%-19.6%0.015%Search for SEC Filing on Google Icon
8/20/2026Headlands Technologies LLC14,313$0.75M0.1%N/A0.009%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP2,814,804$147.48M0.0%-5.2%1.678%Search for SEC Filing on Google Icon
8/18/2026Public Employees Retirement System of Ohio5,088$0.27M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/12/2026C M Bidwell & Associates Ltd.1,981$0.10M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/6/2026S&CO Inc.244,760$12.82M0.7%N/A0.146%Search for SEC Filing on Google Icon
7/9/2026Hennion & Walsh Asset Management Inc.47,317$2.48M0.1%N/A0.028%Search for SEC Filing on Google Icon
7/7/2026GAMMA Investing LLC6,705$0.35M0.0%+24.5%0.004%Search for SEC Filing on Google Icon
7/7/2026Harbor Investment Advisory LLC1,556$82K0.0%N/A0.001%Search for SEC Filing on Google Icon
7/2/2026Versant Capital Management Inc1,445$76K0.0%+33.9%0.001%Search for SEC Filing on Google Icon
6/18/2026Pacer Advisors Inc.688,563$24.35M0.0%+2.0%0.413%Search for SEC Filing on Google Icon
6/16/2026Empowered Funds LLC7,817$0.28M0.0%-87.2%0.005%Search for SEC Filing on Google Icon
6/4/2026Seven Fleet Capital Management LP24,170$0.86M0.3%N/A0.015%Search for SEC Filing on Google Icon
5/26/2026Glenmede Trust Co. NA378,090$13.37M0.1%-8.4%0.227%Search for SEC Filing on Google Icon
5/22/2026Segall Bryant & Hamill LLC585,769$20.71M0.3%-4.8%0.351%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE1,210,851$42.82M0.0%-9.2%0.726%Search for SEC Filing on Google Icon
5/19/2026Stempoint Capital LP80,492$2.85M0.5%N/A0.048%Search for SEC Filing on Google Icon
5/19/2026Edgestream Partners L.P.52,826$1.87M0.1%-81.9%0.032%Search for SEC Filing on Google Icon
5/19/2026Janus Henderson Group PLC154,016$5.45M0.0%+5.6%0.092%Search for SEC Filing on Google Icon
5/18/2026ADAR1 Capital Management LLC46,400$1.64M0.1%-27.2%0.028%Search for SEC Filing on Google Icon
5/18/2026Amundi64,710$2.29M0.0%+99.8%0.039%Search for SEC Filing on Google Icon
5/18/2026EverSource Wealth Advisors LLC3,278$0.12M0.0%+33.5%0.002%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System183,795$6.50M0.0%+23.5%0.110%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada304,337$10.76M0.0%-6.5%0.183%Search for SEC Filing on Google Icon
5/18/2026Rock Springs Capital Management LP183,986$6.51M0.4%+32.1%0.110%Search for SEC Filing on Google Icon
5/18/2026Eagle Health Investments LP238,673$8.44M1.5%+191.8%0.143%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC7,817$0.28M0.0%-87.2%0.005%Search for SEC Filing on Google Icon
5/18/2026Exome Asset Management LLC84,103$2.97M1.5%N/A0.050%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company71,415$2.53M0.0%-37.2%0.043%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP44,932$1.59M0.0%+131.1%0.027%Search for SEC Filing on Google Icon
5/16/2026SummitTX Capital L.P.156,259$5.53M0.2%N/A0.094%Search for SEC Filing on Google Icon
5/16/2026ABS Direct Equity Fund LLC4,900$0.17M0.1%N/A0.003%Search for SEC Filing on Google Icon
5/15/2026Commodore Capital LP4,200,000$148.51M8.6%+18.3%2.520%Search for SEC Filing on Google Icon
5/15/2026OMERS ADMINISTRATION Corp16,516$0.58M0.0%+10.7%0.010%Search for SEC Filing on Google Icon
5/15/2026Rice Hall James & Associates LLC390,344$13.80M0.8%+2.9%0.234%Search for SEC Filing on Google Icon
5/15/2026Lombard Odier Asset Management USA Corp10,232$0.36M0.0%N/A0.006%Search for SEC Filing on Google Icon
5/15/2026Affinity Asset Advisors LLC1,350,000$47.74M2.5%+35.0%0.810%Search for SEC Filing on Google Icon
5/15/2026Entropy Technologies LP22,885$0.81M0.0%-64.1%0.014%Search for SEC Filing on Google Icon
5/15/2026Spruce Street Capital LP317,992$11.24M2.7%N/A0.191%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC6,160,428$217.83M0.3%-7.6%3.696%Search for SEC Filing on Google Icon
5/14/2026GC Wealth Management RIA LLC16,980$0.60M0.0%-54.6%0.010%Search for SEC Filing on Google Icon
5/14/2026Public Employees Retirement System of Ohio4,929$0.17M0.0%+413.4%0.003%Search for SEC Filing on Google Icon
5/14/2026Knott David M Jr120,000$4.24M2.5%+26.3%0.072%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.153,817$5.44M0.0%-19.3%0.092%Search for SEC Filing on Google Icon
5/14/2026State of Wyoming14,676$0.52M0.1%-15.4%0.009%Search for SEC Filing on Google Icon
5/13/2026Cetera Investment Advisers14,758$0.52M0.0%-22.0%0.009%Search for SEC Filing on Google Icon
5/13/2026Militia Capital Management LLC31,918$1.13M0.2%N/A0.019%Search for SEC Filing on Google Icon
5/13/2026First Trust Advisors LP2,968,785$104.98M0.1%+104.2%1.781%Search for SEC Filing on Google Icon
5/8/2026PNC Financial Services Group Inc.11,318$0.40M0.0%+9.6%0.007%Search for SEC Filing on Google Icon
5/8/2026DUTCH ASSET Corp6,200$0.22M0.1%N/A0.004%Search for SEC Filing on Google Icon
5/8/2026Summit Global Investments11,691$0.41M0.0%-60.6%0.007%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP4,522,378$159.85M0.0%+2.5%2.720%Search for SEC Filing on Google Icon
5/7/2026S&CO Inc.244,760$8.65M0.5%+21.3%0.147%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank310,300$10.97M0.0%+0.4%0.187%Search for SEC Filing on Google Icon
5/6/2026California Public Employees Retirement System328,202$11.61M0.0%+1.1%0.197%Search for SEC Filing on Google Icon
5/6/2026Gallacher Capital Management LLC7,677$0.27M0.1%N/A0.005%Search for SEC Filing on Google Icon
5/6/2026AXS Investments LLC18,850$0.67M0.3%-3.3%0.011%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.158,397$5.60M0.0%+0.5%0.095%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC24,610$0.86M0.0%+11.5%0.015%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp1,036,460$36.65M0.0%-3.5%0.623%Search for SEC Filing on Google Icon
5/5/2026Illinois Municipal Retirement Fund90,989$3.22M0.0%-0.5%0.055%Search for SEC Filing on Google Icon
5/5/2026Sanctuary Advisors LLC9,825$0.35M0.0%-19.1%0.006%Search for SEC Filing on Google Icon
5/4/2026Empirical Financial Services LLC d.b.a. Empirical Wealth Management29,805$1.05M0.0%+20.1%0.018%Search for SEC Filing on Google Icon
5/4/2026Bleakley Financial Group LLC10,064$0.36M0.0%-31.7%0.006%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.958,016$33.88M0.0%+1.1%0.576%Search for SEC Filing on Google Icon
5/4/2026Teachers Retirement System of The State of Kentucky77,928$2.76M0.0%+18.5%0.047%Search for SEC Filing on Google Icon
5/1/2026Sequoia Financial Advisors LLC9,272$0.33M0.0%+4.8%0.006%Search for SEC Filing on Google Icon
4/30/2026Hsbc Holdings PLC48,337$1.73M0.0%+12.9%0.029%Search for SEC Filing on Google Icon
4/30/2026Sumitomo Mitsui Trust Group Inc.13,900$0.49M0.0%+4.0%0.008%Search for SEC Filing on Google Icon
4/28/2026AdvisorShares Investments LLC26,369$0.93M0.2%-13.8%0.016%Search for SEC Filing on Google Icon
4/27/2026Investors Asset Management of Georgia Inc. GA ADV8,600$0.30M0.1%N/A0.005%Search for SEC Filing on Google Icon
4/27/2026New York State Teachers Retirement System54,368$1.92M0.0%-29.7%0.033%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio46,900$1.66M0.0%+1.7%0.028%Search for SEC Filing on Google Icon
4/24/2026Peregrine Capital Management LLC244,007$8.63M0.3%-4.1%0.147%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA942,184$33.32M0.0%-36.2%0.567%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC5,318$0.19M0.0%-34.7%0.003%Search for SEC Filing on Google Icon
4/21/2026Louisiana State Employees Retirement System73,200$2.59M0.0%N/A0.044%Search for SEC Filing on Google Icon
4/20/2026Ritholtz Wealth Management45,844$1.62M0.0%-28.5%0.028%Search for SEC Filing on Google Icon
4/20/2026Assenagon Asset Management S.A.122,127$4.32M0.0%+10.7%0.073%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC178,993$6.33M0.0%+399.0%0.108%Search for SEC Filing on Google Icon
4/16/2026Evolve Private Wealth LLC20,401$0.72M0.0%+3.3%0.012%Search for SEC Filing on Google Icon
4/16/2026Diversified Trust Co54,913$1.94M0.0%+11.9%0.033%Search for SEC Filing on Google Icon
3/20/2026Hsbc Holdings PLC42,817$1.20M0.0%+20.4%0.026%Search for SEC Filing on Google Icon
3/17/2026Rockefeller Capital Management L.P.1,411$39K0.0%-34.6%0.001%Search for SEC Filing on Google Icon
3/16/2026Avoro Capital Advisors LLC1,400,000$39.17M0.4%-37.5%0.840%Search for SEC Filing on Google Icon
3/9/2026Corient Private Wealth LLC21,932$0.61M0.0%-47.0%0.013%Search for SEC Filing on Google Icon
3/9/2026EMC Capital Management2,064$58K0.0%-15.0%0.001%Search for SEC Filing on Google Icon
3/6/2026Hsbc Holdings PLC42,817$1.20M0.0%+20.4%0.026%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Alkermes logo
Alkermes plc, a biopharmaceutical company, researches, develops, and commercializes pharmaceutical products to address unmet medical needs of patients in therapeutic areas in the United States, Ireland, and internationally. It has a portfolio of proprietary commercial products for the treatment of alcohol dependence, opioid dependence, schizophrenia and bipolar I disorder and a pipeline of clinical and preclinical product candidates in development for neurological disorders. Its marketed products include ARISTADA, an intramuscular injectable suspension for the treatment of schizophrenia; ARISTADA INITIO for the treatment of schizophrenia in adults; VIVITROL for the treatment of alcohol and prevention of opioid dependence; and LYBALVI, an oral atypical antipsychotic drug candidate for the treatment of adults with schizophrenia and bipolar I disorder. It has collaboration agreements primarily with Janssen Pharmaceutica N.V., Janssen Pharmaceutica Inc, and Janssen Pharmaceutica International. The company also offers proprietary technology platforms to third parties to enable them to develop, commercialize, and manufacture products. Alkermes plc was founded in 1987 and is headquartered in Dublin, Ireland.
Read More on Alkermes

Today's Range

Now: $46.07
Low: $45.79
High: $47.26

50 Day Range

MA: $49.29
Low: $45.40
High: $53.78

52 Week Range

Now: $46.07
Low: $26.99
High: $55.67

Volume

1,854,648 shs

Average Volume

1,330,305 shs

Market Capitalization

$7.73 billion

P/E Ratio

121.24

Dividend Yield

N/A

Beta

0.31

Who are the company insiders with the largest holdings of Alkermes?

Alkermes' top insider investors include:
  1. Richard F Pops (CEO)
  2. Richard F Pops (Director)
  3. Richard F Pops (CEO)
  4. David Joseph Gaffin (SVP)
  5. David Joseph Gaffin (EVP)
  6. Michael J Landine (SVP)
  7. James M Frates (SVP)
  8. Shane Cooke (Insider)
  9. Michael J Landine (SVP)
  10. Christian Todd Nichols (SVP)
Learn More about top insider investors at Alkermes.

Who are the major institutional investors of Alkermes?

Alkermes' top institutional shareholders include:
  1. Wellington Management Group LLP — 1.68%
  2. S&CO Inc. — 0.15%
  3. California State Teachers Retirement System — 0.12%
  4. Squarepoint Ops LLC — 0.07%
  5. Baird Financial Group Inc. — 0.03%
  6. Hennion & Walsh Asset Management Inc. — 0.03%
Learn More about top institutional investors of Alkermes stock.

Which institutional investors are selling Alkermes stock?

During the last quarter, ALKS stock was sold by these institutional investors:
  1. Squarepoint Ops LLC
  2. Wellington Management Group LLP
  3. Hudson Portfolio Management LLC
  4. Corient Private Wealth LP
  5. Sequoia Financial Advisors LLC
  6. Seven Fleet Capital Management LP
  7. IFP Advisors Inc
Within the last year, company insiders that have sold Alkermes company stock include:
  1. David Joseph Gaffin (EVP)
  2. Christian Todd Nichols (SVP)
  3. Shane Cooke (Director)
  4. Craig C Hopkinson (EVP)
  5. Christopher I Wright (Director)
  6. Nancy Lynn Md Snyderman (Director)
Learn More investors selling Alkermes stock.

Which institutional investors are buying Alkermes stock?

During the last quarter, ALKS stock was purchased by institutional investors including:
  1. S&CO Inc.
  2. Baird Financial Group Inc.
  3. Hennion & Walsh Asset Management Inc.
  4. VIRGINIA RETIREMENT SYSTEMS ET Al
  5. Headlands Technologies LLC
  6. California State Teachers Retirement System
  7. Public Employees Retirement System of Ohio
  8. Concurrent Investment Advisors LLC

Alkermes Active Insiders

Richard F Pops
Richard F Pops (Age 64)
Chairman & CEO
Blair Curtis Jackson
Blair Curtis Jackson (Age 53)
COO
Iain Michael Brown
Iain Michael Brown (Age 57)
CFO
Wendy L Dixon
Wendy L Dixon (Age 69)
Director
David W Anstice
David W Anstice (Age 75)
Director
Emily Peterson Alva
Emily Peterson Alva
Director
Shane Cooke
Shane Cooke
Director
Cato T Laurencin
Cato T Laurencin
Director
Nancy Wysenski
Director
Christopher I Wright
Director
1 recent trades
Craig C. Hopkinson
Craig C. Hopkinson (Age 58)
EVP
6 recent trades
David Joseph Gaffin
David Joseph Gaffin (Age 54)
SVP
6 recent trades
Michael J Landine
Michael J Landine (Age 72)
SVP
Christian Todd Nichols
Christian Todd Nichols
SVP
1 recent trades