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Amylyx Pharmaceuticals (AMLX) Institutional Ownership

Amylyx Pharmaceuticals logo
$8.43 +0.40 (+4.98%)
Closing price 04:00 PM Eastern
Extended Trading
$8.32 -0.12 (-1.36%)
As of 07:44 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for Amylyx Pharmaceuticals (NASDAQ:AMLX)

Current
Institutional Ownership
Percentage
95.84%
Number of
Institutional Buyers
(last 12 months)
81
Total
Institutional Inflows
(last 12 months)
$136.20M
Number of
Institutional Sellers
(last 12 months)
35
Total
Institutional Outflows
(last 12 months)
$41.06M
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AMLX Institutional Buying and Selling by Quarter

Amylyx Pharmaceuticals Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/19/2025 Marex Group plc20,000$128K0.0%N/A0.022%
8/15/2025 Perceptive Advisors LLC7,902,365$50.65M4.5%+0.4%8.862%
8/15/2025 BNP Paribas Financial Markets7,267$47K0.0%+433.2%0.008%
8/15/2025 Bridgeway Capital Management LLC25,700$165K0.0%-83.5%0.029%
8/15/2025 Bank of America Corp DE451,808$2.90M0.0%-43.1%0.507%
8/15/2025 683 Capital Management LLC2,160,000$13.85M0.9%-10.4%2.422%
8/15/2025 Adage Capital Partners GP L.L.C.8,800,000$56.41M0.1%+54.5%9.869%
8/15/2025 Ameriprise Financial Inc.95,219$610K0.0%+643.6%0.107%
8/14/2025 Orbimed Advisors LLC313,200$2.01M0.1%-10.0%0.351%
8/14/2025 Jane Street Group LLC186,986$1.20M0.0%-43.5%0.210%
8/14/2025 California State Teachers Retirement System4,328$28K0.0%N/A0.005%
8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.37,987$243K0.0%N/A0.043%
8/14/2025 TFG Asset Management GP Ltd218,750$1.40M0.2%N/A0.245%
8/14/2025 The Manufacturers Life Insurance Company 25,999$167K0.0%N/A0.029%
8/14/2025 Qube Research & Technologies Ltd438,026$2.81M0.0%-53.5%0.491%
8/13/2025 Jump Financial LLC47,800$306K0.0%N/A0.054%
8/13/2025 Alpha Wave Global LP275,842$1.77M0.2%+47.3%0.309%
8/13/2025 Saturn V Capital Management LP3,260,570$20.90M8.5%+34.4%3.657%
8/13/2025 Invesco Ltd.586,883$3.76M0.0%+1,184.4%0.658%
8/13/2025 New York State Common Retirement Fund21,900$140K0.0%N/A0.025%
8/13/2025 Quadrature Capital Ltd29,430$188K0.0%+130.9%0.033%
8/13/2025 Kennondale Capital Management LLC95,165$610K0.6%-53.1%0.107%
8/12/2025 Ameritas Investment Partners Inc.7,081$45K0.0%N/A0.008%
8/12/2025 American Century Companies Inc.134,380$861K0.0%+25.6%0.151%
8/12/2025 Rhumbline Advisers100,576$645K0.0%N/A0.113%
8/12/2025 Legal & General Group Plc7,402$47K0.0%N/A0.008%
8/12/2025 JPMorgan Chase & Co.87,989$564K0.0%+62.7%0.099%
8/8/2025 Intech Investment Management LLC36,315$233K0.0%N/A0.041%
8/8/2025 Police & Firemen s Retirement System of New Jersey15,992$103K0.0%N/A0.018%
8/8/2025 Geode Capital Management LLC1,692,413$10.85M0.0%+109.9%1.899%
8/7/2025 ProShare Advisors LLC17,551$113K0.0%N/A0.020%
8/7/2025 Acadian Asset Management LLC569,083$3.65M0.0%+135.1%0.638%
8/7/2025 Connor Clark & Lunn Investment Management Ltd.1,154,485$7.40M0.0%-3.8%1.295%
8/7/2025 Los Angeles Capital Management LLC23,320$149K0.0%N/A0.026%
8/1/2025 Y Intercept Hong Kong Ltd240,379$1.54M0.0%N/A0.270%
7/24/2025 Aberdeen Group plc738,657$4.74M0.0%-69.6%0.829%
6/27/2025 Goldman Sachs Group Inc.2,002,961$7.09M0.0%+7.7%2.247%
5/21/2025 Acadian Asset Management LLC242,107$855K0.0%-60.4%0.272%
5/19/2025 Jane Street Group LLC331,185$1.17M0.0%-56.7%0.372%
5/16/2025 Woodline Partners LP1,609,447$5.70M0.0%N/A1.806%
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5/16/2025 Goldman Sachs Group Inc.2,002,961$7.09M0.0%+7.7%2.247%
5/16/2025 Millennium Management LLC3,081,853$10.91M0.0%+418.6%3.457%
5/16/2025 Jacobs Levy Equity Management Inc.77,091$273K0.0%-75.5%0.086%
5/16/2025 Allostery Investments LP266,099$942K1.4%N/A0.299%
5/16/2025 Almitas Capital LLC2,122,597$7.51M2.5%+4.4%2.381%
5/16/2025 Alyeska Investment Group L.P.750,412$2.66M0.0%-8.9%0.842%
5/16/2025 683 Capital Management LLC2,411,400$8.54M0.6%+24.9%2.705%
5/16/2025 Adage Capital Partners GP L.L.C.5,697,605$20.17M0.0%N/A6.392%
5/16/2025 ADAR1 Capital Management LLC1,471,587$5.21M1.0%+14,615.9%1.651%
5/15/2025 Paloma Partners Management Co22,242$79K0.0%N/A0.025%
5/15/2025 Nantahala Capital Management LLC2,934,405$10.39M0.4%+102.1%3.294%
5/15/2025 Cubist Systematic Strategies LLC83,130$294K0.0%-82.4%0.093%
5/15/2025 OMERS ADMINISTRATION Corp169,600$600K0.0%+157.0%0.190%
5/14/2025 Alpha Wave Global LP187,311$663K0.3%+26.0%0.210%
5/14/2025 Walleye Capital LLC250,888$888K0.0%-50.6%0.282%
5/14/2025 EntryPoint Capital LLC10,587$37K0.0%-23.9%0.012%
5/14/2025 Hsbc Holdings PLC14,419$51K0.0%+24.7%0.016%
5/14/2025 Wellington Management Group LLP290,682$1.03M0.0%+38.6%0.326%
5/13/2025 Algert Global LLC57,133$202K0.0%N/A0.064%
5/13/2025 Aldebaran Capital LLC259,253$918K0.9%-1.3%0.291%
5/13/2025 American Century Companies Inc.107,014$379K0.0%+80.4%0.120%
5/13/2025 Aberdeen Group plc2,430,358$8.60M0.0%+41.1%2.728%
5/12/2025 Invesco Ltd.45,694$162K0.0%N/A0.051%
5/12/2025 Connor Clark & Lunn Investment Management Ltd.1,199,691$4.25M0.0%-5.0%1.347%
5/9/2025 Charles Schwab Investment Management Inc.372,853$1.32M0.0%+24.7%0.419%
5/9/2025 R Squared Ltd12,736$45K0.0%+99.9%0.014%
5/8/2025 XTX Topco Ltd39,542$140K0.0%-25.9%0.044%
5/6/2025 Kennondale Capital Management LLC202,743$718K0.8%+50.8%0.228%
4/30/2025 Alps Advisors Inc.67,597$239K0.0%+22.0%0.076%
4/30/2025 Valeo Financial Advisors LLC10,000$35K0.0%N/A0.011%
4/30/2025China Universal Asset Management Co. Ltd.17,188$61K0.0%+18.3%0.019%
4/28/2025 Cannon Global Investment Management LLC25,500$90K0.2%N/A0.029%
4/21/2025 Premier Path Wealth Partners LLC20,265$72K0.0%N/A0.023%
4/10/2025 Hennion & Walsh Asset Management Inc.83,236$295K0.0%-8.1%0.094%
3/24/2025 Wellington Management Group LLP209,708$793K0.0%N/A0.237%
2/20/2025 Mackenzie Financial Corp111,310$421K0.0%+234.9%0.162%
2/18/2025 Alpine Global Management LLC12,017$45K0.0%N/A0.018%
2/17/2025 Vident Advisory LLC10,862$41K0.0%-30.2%0.016%
2/17/2025 Two Sigma Advisers LP241,400$912K0.0%-22.0%0.352%
2/17/2025 Two Sigma Investments LP651,517$2.46M0.0%+77.4%0.950%
2/17/2025 State of Wyoming16,077$61K0.0%-37.6%0.023%
2/17/2025 Point72 Asia Singapore Pte. Ltd.72,863$275K0.1%-12.8%0.106%
2/17/2025 Man Group plc100,059$378K0.0%-23.5%0.146%
2/17/2025 OMERS ADMINISTRATION Corp66,000$249K0.0%N/A0.096%
2/17/2025 Orbimed Advisors LLC348,000$1.32M0.0%N/A0.508%
2/17/2025 Millennium Management LLC594,236$2.25M0.0%+30.1%0.867%
2/17/2025 Jacobs Levy Equity Management Inc.314,939$1.19M0.0%-34.2%0.459%
2/17/2025 D. E. Shaw & Co. Inc.306,744$1.16M0.0%-55.6%0.447%
2/17/2025 Cubist Systematic Strategies LLC472,397$1.79M0.0%+862.5%0.689%
2/17/2025 Bridgeway Capital Management LLC146,500$554K0.0%+12.7%0.214%
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2/17/2025 Bank of America Corp DE2,426,263$9.17M0.0%+165.9%3.539%
2/17/2025 Ameriprise Financial Inc.50,428$191K0.0%N/A0.074%
2/17/2025 Alyeska Investment Group L.P.823,420$3.11M0.0%-59.3%1.201%
2/17/2025 Almitas Capital LLC2,032,370$7.68M1.7%+2.2%2.965%
2/17/2025 683 Capital Management LLC1,930,000$7.30M0.5%-3.5%2.815%
2/14/2025 Boxer Capital Management LLC1,750,000$6.62M0.6%N/A2.553%
2/14/2025 Jane Street Group LLC765,475$2.89M0.0%+122.4%1.117%
2/14/2025 Schonfeld Strategic Advisors LLC193,931$733K0.0%+16.5%0.283%
2/14/2025 Nantahala Capital Management LLC1,452,153$5.49M0.2%+3.4%2.118%
2/14/2025 Northern Trust Corp106,564$403K0.0%+11.8%0.155%
(Data available from 1/1/2016 forward)

AMLX Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of AMLX shares?

During the previous two years, 147 institutional investors and hedge funds held shares of Amylyx Pharmaceuticals. The most heavily invested institutionals were Adage Capital Partners GP L.L.C. ($56.41M), Perceptive Advisors LLC ($50.65M), Stonepine Capital Management LLC ($36.80M), Saturn V Capital Management LP ($20.90M), Franklin Resources Inc. ($19.50M), Emerald Advisers LLC ($15.35M), and Vanguard Group Inc. ($15.19M).Learn more on Amylyx Pharmaceuticals' institutional investors.

What percentage of Amylyx Pharmaceuticals' stock is owned by institutional investors?

95.84% of Amylyx Pharmaceuticals' stock is owned by institutional investors. Learn more on AMLX's institutional investor holdings.

Which institutional investors have been buying Amylyx Pharmaceuticals' stock?

Of the 129 institutional investors that purchased Amylyx Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Adage Capital Partners GP L.L.C. ($9.73M), AQR Capital Management LLC ($3.22M), Millennium Management LLC ($2.63M), abrdn plc ($2.05M), Almitas Capital LLC ($2.04M), Boxer Capital Management LLC ($1.75M), and Woodline Partners LP ($1.61M).

How much institutional buying is happening at Amylyx Pharmaceuticals?

Institutional investors have bought a total of 32,887,237 shares in the last 24 months. This purchase volume represents approximately $136.20M in transactions.

Which of Amylyx Pharmaceuticals' major shareholders have been selling company stock?

Of the 35 institutional investors that sold Amylyx Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Aberdeen Group plc ($1.69M), Alyeska Investment Group L.P. ($1.27M), Jane Street Group LLC ($725.42K), Alpha Wave Global LP ($520.86K), Jacobs Levy Equity Management Inc. ($512.02K), Qube Research & Technologies Ltd ($504.87K), and Cubist Systematic Strategies LLC ($398.83K).

How much institutional selling is happening at Amylyx Pharmaceuticals?

Institutional investors have sold a total of 8,825,258 shares in the last 24 months. This volume of shares sold represents approximately $41.06M in transactions.


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This page (NASDAQ:AMLX) was last updated on 8/21/2025 by MarketBeat.com Staff
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