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, Q3 2024
Institutional positions in Amylyx Pharmaceuticals, Inc. as of Sep 30, 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
- 110
- −8 vs. Q2 2024
- Shares held
- 43.5M
- +2.49M (+6.1%) vs. Q2 2024
- Total value
- $140.8M
- +$62.9M (+80.8%) vs. Q2 2024
- New holders
- 23
- 32 more added
- Sold out
- 31
- 35 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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, Q3 2024
Shares, value and share of portfolio for each institution holding Amylyx Pharmaceuticals, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Acadian Asset Management LLC | 1,770,197 | $5.73M | 0.02% | +558,580+46.1% | Added |
| Citadel Advisors LLC | 1,899,560 | $6.15M | 0.01% | +554,742+41.3% | Added |
| Standard Life Aberdeen plc | 1,972,242 | $6.39M | 0.01% | +1,853,995+1,567.9% | Added |
| Almitas Capital LLC | 1,988,563 | $6.44M | 2.28% | +84,712+4.4% | Added |
| 683 Capital Management, LLC | 2,000,000 | $6.48M | 0.66% | +498,129+33.2% | Added |
| Alyeska Investment Group, L.P. | 2,023,420 | $6.56M | 0.03% | +200,000+11.0% | Added |
| Perceptive Advisors LLC | 2,125,649 | $6.89M | 0.15% | +2,125,649 | New |
| BlackRock, Inc. | 2,548,206 | $8.26M | 0.00% | +2,548,206 | New |
| Vanguard Group Inc | 3,089,645 | $10.0M | 0.00% | −1,134,323−26.9% | Reduced |
| TCG Crossover Management, LLC | 4,643,812 | $15.0M | 1.27% | +4,643,812 | New |
| Boxer Capital, LLC | 0 | $0 | 0.00% | −1,500,000−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −523,772−100.0% | Sold out |
| Aviva PLC | 0 | $0 | 0.00% | −363,032−100.0% | Sold out |
| Sofinnova Investments, Inc. | 0 | $0 | 0.00% | −299,691−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −138,500−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −118,105−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −113,300−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −108,862−100.0% | Sold out |
| Maven Securities LTD | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −90,733−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −90,357−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −84,044−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −57,954−100.0% | Sold out |
| Sphera Funds Management Ltd. | 0 | $0 | 0.00% | −36,050−100.0% | Sold out |
| Cerity Partners LLC | 0 | $0 | 0.00% | −33,365−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −28,785−100.0% | Sold out |
| Rhumbline Advisers | 0 | $0 | 0.00% | −28,779−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −26,032−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −25,953−100.0% | Sold out |
| Zuckerman Investment Group, LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −17,685−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −11,000−100.0% | Sold out |
| Teza Capital Management LLC | 0 | $0 | 0.00% | −10,160−100.0% | Sold out |
| Banque Cantonale Vaudoise | 0 | $0 | 0.00% | −5,900−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −2,528−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −444−100.0% | Sold out |
| Redwood Wealth Management Group, LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Kelly Financial Services LLC | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| Covestor Ltd | 0 | $0 | 0.00% | −43−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |