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Amylyx Pharmaceuticals, Inc.

AMLX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001658551

In the last 90 days, Amylyx Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 6 sales; 206 institutions reported holding it in 13F filings for Q2 2026, worth $2.07B in total; no superinvestor holds it.

Q1 2024 vs. Q4 2023

How the institutions holding Amylyx Pharmaceuticals, Inc. changed between Q4 2023 and Q1 2024.

All holders in Q1 2024All holders in Q4 2023

13F holders of AMLX: Q4 2023 compared with Q1 2024
MeasureQ4 2023Q1 2024Change
Holders178143−35
Shares60.3M49.5M−10.8M (−17.9%)
Value$887.4M$141.5M−$745.9M (−84.1%)

New holders (25)

Institutions that held Amylyx Pharmaceuticals, Inc. at the end of Q1 2024 but not at the end of Q4 2023.

Institutions new to AMLX in Q1 2024
InstitutionSharesValue% of portfolio
Boxer Capital, LLC1,500,000$4.26M0.21%
Farallon Capital Management, L.L.C.1,150,221$3.27M0.02%
Alyeska Investment Group, L.P.1,008,607$2.86M0.02%
Two Sigma Advisers, LP798,900$2.27M0.01%
Graham Capital Management, L.P.524,627$1.49M0.04%
Silverarc Capital Management, LLC500,000$1.42M0.40%
Sofinnova Investments, Inc.306,729$871.1K0.05%
Sherbrooke Park Advisers LLC299,452$850.4K0.17%
Atom Investors LP189,796$539.0K0.07%
Panagora Asset Management Inc189,016$536.8K0.00%
Aviva PLC145,418$413.0K0.00%
Winton Group Ltd119,676$339.9K0.02%
Mackenzie Financial Corp72,572$206.1K0.00%
Man Group plc60,679$172.3K0.00%
Point72 (DIFC) Ltd48,993$139.1K0.01%
HSBC Holdings PLC48,307$137.2K0.00%
Maven Securities LTD25,000$71.0K0.00%
Parallel Advisors, LLC21,376$60.7K0.00%
Two Sigma Securities, LLC18,141$51.5K0.00%
Victory Capital Management Inc13,514$38.4K0.00%
Wolverine Trading, LLC11,571$32.9K0.00%
Cipher Capital LP10,717$30.4K0.01%
Banque Cantonale Vaudoise5,900$17.0K0.00%
Fernwood Investment Management, LLC200$5680.00%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC10$280.00%

Sold out (60)

Institutions that held Amylyx Pharmaceuticals, Inc. at the end of Q4 2023 and filed for Q1 2024 without it.

Institutions that sold out of AMLX in Q1 2024
InstitutionShares, Q4 2023Value, Q4 2023
Viking Global Investors LPSuperinvestorViking Global Investors2,962,555$43.6M
Stonepine Capital Management, LLC2,500,000$36.8M
Eventide Asset Management, LLC1,116,837$16.4M
Saturn V Capital Management LLC1,099,268$16.2M
Jupiter Asset Management Ltd1,060,900$15.6M
Marshall Wace, LLP985,114$14.5M
Falcon Edge Capital, LP846,240$12.5M
Emerald Advisers, LLC802,610$11.8M
GMT Capital Corp786,000$11.6M
Emerald Mutual Fund Advisers Trust656,530$9.66M
Nantahala Capital Management, LLC620,110$9.13M
Voloridge Investment Management, LLC465,445$6.85M
Dark Forest Capital Management LP312,463$4.60M
Schroder Investment Management Group295,000$4.34M
Ally Bridge Group (NY) LLC275,773$4.06M
Trexquant Investment LP265,046$3.90M
Polar Asset Management Partners Inc.242,300$3.57M
AlphaCentric Advisors LLC151,000$2.22M
Algert Global LLC147,020$2.16M
DAFNA Capital Management LLC122,547$1.80M
Altium Capital Management LP119,526$1.76M
Norges Bank116,400$1.71M
Phocas Financial Corp.86,073$1.27M
Sectoral Asset Management Inc84,055$1.24M
StemPoint Capital LP83,381$1.23M
DekaBank Deutsche Girozentrale83,000$1.22M
ExodusPoint Capital Management, LP72,824$1.07M
Seven Eight Capital, LP66,801$983.3K
Avidity Partners Management LP64,501$949.5K
Janney Montgomery Scott LLC59,111$870.0K
Nebula Research & Development LLC57,850$851.6K
Brevan Howard Capital Management LP53,517$787.8K
Caption Management, LLC47,000$691.8K
Cornercap Investment Counsel Inc44,487$654.8K
HRT Financial LP42,192$621.0K
Walleye Trading LLC35,774$526.6K
Landscape Capital Management, L.L.C.33,689$495.9K
Dynamic Technology Lab Private Ltd31,342$461.0K
Engineers Gate Manager LP29,205$429.9K
Virtu Financial LLC27,715$408.0K
HighVista Strategies LLC26,349$387.9K
Fox Run Management, L.L.C.22,007$323.9K
Balyasny Asset Management LLC19,698$290.0K
Captrust Financial Advisors19,561$287.9K
Centiva Capital, LP19,188$282.4K
J. Goldman & Co LP19,029$280.1K
XTX Topco Ltd18,913$278.4K
Greenwood Capital Associates LLC17,395$256.1K
Lion Point Capital, LP14,000$206.1K
Jump Financial, LLC13,343$196.4K
Belvedere Trading LLC13,213$194.5K
Integrated Wealth Concepts LLC10,641$156.6K
Point72 Middle East FZE9,141$134.6K
Quest Partners LLC6,035$88.8K
Point72 Hong Kong Ltd5,100$75.1K
Capital Advisors, Ltd. LLC290$4.00K
Global Retirement Partners, LLC200$3.10K
Colonial Trust Co86$1.27K
Psagot Value Holdings Ltd. / (Israel)95$1.00K
Farther Finance Advisors, LLC27$397