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.
13F holders, Q1 2024
Institutional positions in Amylyx Pharmaceuticals, Inc. as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 143
- −35 vs. Q4 2023
- Shares held
- 49.5M
- −10.8M (−17.9%) vs. Q4 2023
- Total value
- $141.5M
- −$745.9M (−84.1%) vs. Q4 2023
- New holders
- 25
- 56 more added
- Sold out
- 60
- 48 more reduced
Compare with Q4 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMLX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 206 | $2.07B |
| Q1 2026 | 171 | $1.59B |
| Q4 2025 | 180 | $1.36B |
| Q3 2025 | 169 | $1.49B |
| Q2 2025 | 131 | $523.6M |
| Q1 2025 | 136 | $261.6M |
| Q4 2024 | 122 | $188.3M |
| Q3 2024 | 110 | $140.8M |
| Q2 2024 | 119 | $82.9M |
| Q1 2024 | 143 | $141.5M |
| Q4 2023 | 178 | $887.4M |
| Q3 2023 | 170 | $1.08B |
| Q2 2023 | 154 | $1.18B |
| Q1 2023 | 147 | $1.51B |
| Q4 2022 | 133 | $1.79B |
| Q3 2022 | 95 | $1.05B |
| Q2 2022 | 78 | $512.9M |
| Q1 2022 | 72 | $299.9M |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Amylyx Pharmaceuticals, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 74 | $0 | 0.00% | −3,652−98.0% | Reduced |
| Nisa Investment Advisors, LLC | 10 | $28 | 0.00% | −24−70.6% | Reduced |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 10 | $28 | 0.00% | +10 | New |
| Kelly Financial Services LLC | 33 | $94 | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 35 | $99 | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 55 | $157 | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 162 | $460 | 0.00% | −2,675−94.3% | Reduced |
| Fernwood Investment Management, LLC | 200 | $568 | 0.00% | +200 | New |
| The PNC Financial Services Group, Inc. | 214 | $608 | 0.00% | +18+9.2% | Added |
| Daiwa Securities Group Inc. | 266 | $1.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 389 | $1.10K | 0.00% | −2,761−87.7% | Reduced |
| Cutler Group LP | 1,000 | $2.00K | 0.00% | +100+11.1% | Added |
| Royal Bank of Canada | 1,352 | $3.00K | 0.00% | −14,803−91.6% | Reduced |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 1,803 | $3.57K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 1,726 | $5.00K | 0.00% | −5,478−76.0% | Reduced |
| Steward Partners Investment Advisory, LLC | 2,000 | $5.68K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 2,899 | $8.23K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 3,000 | $8.52K | 0.00% | +2,250+300.0% | Added |
| Ameritas Investment Partners, Inc. | 5,046 | $14.3K | 0.00% | 00.0% | Unchanged |
| Banque Cantonale Vaudoise | 5,900 | $17.0K | 0.00% | +5,900 | New |
| Advisors Asset Management, Inc. | 8,350 | $23.7K | 0.00% | −273−3.2% | Reduced |
| Primecap Management Co | 10,000 | $28.4K | 0.00% | −146,900−93.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 10,022 | $28.5K | 0.00% | −367−3.5% | Reduced |
| Tower Research Capital LLC (TRC) | 10,296 | $29.2K | 0.00% | −2,018−16.4% | Reduced |
| Cipher Capital LP | 10,717 | $30.4K | 0.01% | +10,717 | New |
| Wolverine Trading, LLC | 11,571 | $32.9K | 0.00% | +11,571 | New |
| Arizona State Retirement System | 12,061 | $34.3K | 0.00% | +759+6.7% | Added |
| Tudor Investment Corp Et Al | 12,753 | $36.2K | 0.00% | −20,899−62.1% | Reduced |
| China Universal Asset Management Co., Ltd. | 13,004 | $36.9K | 0.00% | +5,189+66.4% | Added |
| Teza Capital Management LLC | 13,431 | $38.1K | 0.01% | −1,229−8.4% | Reduced |
| Victory Capital Management Inc | 13,514 | $38.4K | 0.00% | +13,514 | New |
| MetLife Investment Management | 13,768 | $39.1K | 0.00% | −12,944−48.5% | Reduced |
| ProShare Advisors LLC | 13,874 | $39.4K | 0.00% | +1,153+9.1% | Added |
| CWM, LLC | 14,030 | $40.0K | 0.00% | +827+6.3% | Added |
| Principal Financial Group Inc | 14,666 | $41.7K | 0.00% | +194+1.3% | Added |
| Janus Henderson Group PLC | 14,717 | $41.9K | 0.00% | −36−0.2% | Reduced |
| Handelsbanken Fonder AB | 14,700 | $42.0K | 0.00% | +2,800+23.5% | Added |
| Allspring Global Investments Holdings, LLC | 15,276 | $43.4K | 0.00% | +15,247+52,575.9% | Added |
| STRS Ohio | 16,500 | $46.0K | 0.00% | −1,000−5.7% | Reduced |
| Guggenheim Capital LLC | 16,338 | $46.4K | 0.00% | +1,392+9.3% | Added |
| Voya Investment Management LLC | 17,357 | $49.3K | 0.00% | −2,818−14.0% | Reduced |
| Two Sigma Securities, LLC | 18,141 | $51.5K | 0.00% | +18,141 | New |
| FMR LLC | 19,390 | $55.1K | 0.00% | −1,416,761−98.6% | Reduced |
| UBS Asset Management Americas Inc | 19,700 | $55.9K | 0.00% | 00.0% | Unchanged |
| Brown Advisory Inc | 19,961 | $56.7K | 0.00% | +6,500+48.3% | Added |
| Premier Path Wealth Partners, LLC | 20,265 | $57.6K | 0.01% | 00.0% | Unchanged |
| Wells Fargo & Company | 20,949 | $59.5K | 0.00% | −13,316−38.9% | Reduced |
| New York State Common Retirement Fund | 21,244 | $60.3K | 0.00% | −2,510−10.6% | Reduced |
| Parallel Advisors, LLC | 21,376 | $60.7K | 0.00% | +21,376 | New |
| Parsons Capital Management Inc | 21,945 | $62.3K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 24,349 | $69.2K | 0.00% | +454+1.9% | Added |
| Maven Securities LTD | 25,000 | $71.0K | 0.00% | +25,000 | New |
| American International Group, Inc. | 25,031 | $71.1K | 0.00% | −215−0.9% | Reduced |
| Virtus ETF Advisers LLC | 25,849 | $73.4K | 0.04% | +3,719+16.8% | Added |
| SG Americas Securities, LLC | 26,139 | $74.0K | 0.00% | −39,900−60.4% | Reduced |
| GTS Securities LLC | 29,403 | $83.5K | 0.00% | +3,092+11.8% | Added |
| Legal & General Group Plc | 32,854 | $93.3K | 0.00% | −6,812−17.2% | Reduced |
| Twinbeech Capital LP | 33,604 | $95.4K | 0.00% | −132,840−79.8% | Reduced |
| Wellington Management Group LLP | 33,933 | $96.4K | 0.00% | −10,820−24.2% | Reduced |
| Credit Suisse AG | 36,643 | $104.1K | 0.00% | −1,409−3.7% | Reduced |
| ADAR1 Capital Management, LLC | 38,858 | $110.4K | 0.03% | −38,700−49.9% | Reduced |
| California State Teachers Retirement System | 44,561 | $126.6K | 0.00% | +173+0.4% | Added |
| HSBC Holdings PLC | 48,307 | $137.2K | 0.00% | +48,307 | New |
| Point72 (DIFC) Ltd | 48,993 | $139.1K | 0.01% | +48,993 | New |
| Mariner, LLC | 49,268 | $139.9K | 0.00% | −163−0.3% | Reduced |
| Legacy Advisors, LLC | 50,000 | $142.0K | 0.02% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 51,542 | $146.4K | 0.00% | 00.0% | Unchanged |
| Rafferty Asset Management, LLC | 53,201 | $151.1K | 0.00% | +34,881+190.4% | Added |
| Man Group plc | 60,679 | $172.3K | 0.00% | +60,679 | New |
| Profund Advisors LLC | 64,969 | $184.5K | 0.01% | +40,362+164.0% | Added |
| Rhumbline Advisers | 69,403 | $197.1K | 0.00% | +1,120+1.6% | Added |
| Mackenzie Financial Corp | 72,572 | $206.1K | 0.00% | +72,572 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 73,130 | $207.7K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 79,652 | $226.0K | 0.02% | −52,525−39.7% | Reduced |
| Capstone Investment Advisors, LLC | 80,084 | $227.4K | 0.00% | +60,084+300.4% | Added |
| Simplex Trading, LLC | 82,107 | $233.0K | 0.01% | −47,315−36.6% | Reduced |
| State Board of Administration of Florida Retirement System | 8,310 | $243.8K | 0.00% | −6,270−43.0% | Reduced |
| Swiss National Bank | 86,600 | $245.9K | 0.00% | +6,900+8.7% | Added |
| Manufacturers Life Insurance Company, The | 95,570 | $271.4K | 0.00% | +9,922+11.6% | Added |
| Tang Capital Management LLC | 100,000 | $284.0K | 0.03% | −100,000−50.0% | Reduced |
| Boothbay Fund Management, LLC | 102,777 | $291.9K | 0.01% | −116,564−53.1% | Reduced |
| Barclays PLC | 106,842 | $303.4K | 0.00% | +15,963+17.6% | Added |
| Hennion & Walsh Asset Management, Inc. | 112,867 | $320.5K | 0.02% | +27,937+32.9% | Added |
| AQR Capital Management LLC | 116,489 | $330.8K | 0.00% | +93,145+399.0% | Added |
| Standard Life Aberdeen plc | 118,247 | $335.8K | 0.00% | −77,246−39.5% | Reduced |
| Winton Group Ltd | 119,676 | $339.9K | 0.02% | +119,676 | New |
| TD Asset Management Inc | 131,200 | $372.6K | 0.00% | +16,200+14.1% | Added |
| Nuveen Asset Management, LLC | 137,973 | $391.8K | 0.00% | −883,684−86.5% | Reduced |
| Alps Advisors Inc | 139,250 | $395.5K | 0.00% | +89,522+180.0% | Added |
| Aviva PLC | 145,418 | $413.0K | 0.00% | +145,418 | New |
| Squarepoint Ops LLC | 159,309 | $452.4K | 0.00% | +125,859+376.3% | Added |
| PDT Partners, LLC | 166,896 | $474.0K | 0.04% | +107,929+183.0% | Added |
| Point72 Asset Management, L.P. | 170,000 | $482.8K | 0.00% | −2,581,305−93.8% | Reduced |
| First Trust Advisors LP | 170,478 | $484.2K | 0.00% | +153,098+880.9% | Added |
| Federated Hermes, Inc. | 175,983 | $499.8K | 0.00% | +73,483+71.7% | Added |
| Cubist Systematic Strategies, LLC | 176,114 | $500.2K | 0.01% | −260,721−59.7% | Reduced |
| Panagora Asset Management Inc | 189,016 | $536.8K | 0.00% | +189,016 | New |
| Atom Investors LP | 189,796 | $539.0K | 0.07% | +189,796 | New |
| Bank of New York Mellon Corp | 198,029 | $562.4K | 0.00% | +7,029+3.7% | Added |
| UBS Group AG | 210,573 | $598.0K | 0.00% | +171,559+439.7% | Added |