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 2023
Institutional positions in Amylyx Pharmaceuticals, Inc. as of Sep 30, 2023. 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
- 170
- +18 vs. Q2 2023
- Shares held
- 58.9M
- +5.09M (+9.5%) vs. Q2 2023
- Total value
- $1.08B
- −$82.5M (−7.1%) vs. Q2 2023
- New holders
- 34
- 68 more added
- Sold out
- 16
- 48 more reduced
2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2023
Shares, value and share of portfolio for each institution holding Amylyx Pharmaceuticals, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nebula Research & Development LLC | 28,022 | $513.1K | 0.27% | +28,022 | New |
| UBS Asset Management Americas Inc | 27,800 | $509.0K | 0.00% | +27,800 | New |
| Tudor Investment Corp Et Al | 27,359 | $500.9K | 0.01% | −32,256−54.1% | Reduced |
| Jackson Creek Investment Advisors LLC | 27,193 | $498.0K | 0.21% | −25−0.1% | Reduced |
| Manufacturers Life Insurance Company, The | 27,130 | $496.8K | 0.00% | +6,299+30.2% | Added |
| MetLife Investment Management | 26,712 | $489.1K | 0.00% | 00.0% | Unchanged |
| HighVista Strategies LLC | 26,349 | $482.4K | 0.22% | +12,601+91.7% | Added |
| Axxcess Wealth Management, LLC | 26,151 | $478.8K | 0.02% | +26,151 | New |
| HRT Financial LP | 26,094 | $477.0K | 0.00% | −23,112−47.0% | Reduced |
| Barclays PLC | 25,699 | $470.5K | 0.00% | −52,285−67.0% | Reduced |
| State of Wisconsin Investment Board | 25,695 | $470.5K | 0.00% | −6,378−19.9% | Reduced |
| Advisor Group Holdings, Inc. | 25,664 | $469.9K | 0.00% | +22,142+628.7% | Added |
| American International Group, Inc. | 25,348 | $464.1K | 0.00% | +901+3.7% | Added |
| Knoll Capital Management, LLC | 24,772 | $453.6K | 0.47% | +24,772 | New |
| Deutsche Bank AG | 24,416 | $447.1K | 0.00% | −167,195−87.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 24,254 | $444.1K | 0.00% | +905+3.9% | Added |
| Price T Rowe Associates Inc | 24,220 | $444.0K | 0.00% | +1,132+4.9% | Added |
| AQR Capital Management LLC | 23,639 | $432.8K | 0.00% | +9,408+66.1% | Added |
| Point72 Middle East FZE | 23,374 | $428.0K | 0.03% | +850+3.8% | Added |
| Jump Financial, LLC | 22,840 | $418.2K | 0.02% | −118,607−83.9% | Reduced |
| Capstone Investment Advisors, LLC | 22,829 | $418.0K | 0.01% | +22,829 | New |
| Simplex Trading, LLC | 22,552 | $412.0K | 0.02% | −20,503−47.6% | Reduced |
| Parsons Capital Management Inc | 21,945 | $401.8K | 0.03% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 21,255 | $389.0K | 0.01% | +12,936+155.5% | Added |
| New York State Common Retirement Fund | 21,235 | $388.8K | 0.00% | −2,100−9.0% | Reduced |
| Millrace Asset Group, Inc. | 19,496 | $357.0K | 0.44% | +19,496 | New |
| Profund Advisors LLC | 19,368 | $354.6K | 0.02% | +5,558+40.2% | Added |
| Greenwood Capital Associates LLC | 17,352 | $317.7K | 0.05% | +17,352 | New |
| Fox Run Management, L.L.C. | 16,985 | $311.0K | 0.09% | −1,007−5.6% | Reduced |
| Prelude Capital Management, LLC | 16,600 | $303.9K | 0.03% | +6,500+64.4% | Added |
| Janus Henderson Group PLC | 14,754 | $270.1K | 0.00% | +10.0% | Added |
| State Board of Administration of Florida Retirement System | 14,580 | $267.0K | 0.00% | +160+1.1% | Added |
| Principal Financial Group Inc | 14,346 | $262.7K | 0.00% | −332−2.3% | Reduced |
| Engineers Gate Manager LP | 14,316 | $262.1K | 0.01% | −13,066−47.7% | Reduced |
| Allspring Global Investments Holdings, LLC | 14,187 | $259.8K | 0.00% | −2,607−15.5% | Reduced |
| Weiss Multi-Strategy Advisers LLC | 14,054 | $257.0K | 0.01% | −1,657−10.5% | Reduced |
| Brown Advisory Inc | 13,461 | $246.5K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 13,169 | $241.0K | 0.00% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 12,223 | $223.8K | 0.14% | −1,583−11.5% | Reduced |
| Teza Capital Management LLC | 11,797 | $216.0K | 0.04% | +11,797 | New |
| Rafferty Asset Management, LLC | 11,292 | $206.8K | 0.00% | +11,292 | New |
| ProShare Advisors LLC | 11,006 | $201.5K | 0.00% | +54+0.5% | Added |
| Axq Capital, LP | 10,836 | $198.4K | 0.07% | +10,836 | New |
| Integrated Wealth Concepts LLC | 10,356 | $189.6K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 10,099 | $184.9K | 0.03% | +10,099 | New |
| Advisors Asset Management, Inc. | 8,643 | $158.3K | 0.00% | +2,780+47.4% | Added |
| Royal Bank of Canada | 8,095 | $148.0K | 0.00% | +4,021+98.7% | Added |
| Amalgamated Bank | 7,717 | $141.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,134 | $112.3K | 0.00% | +859+16.3% | Added |
| Ameritas Investment Partners, Inc. | 5,046 | $92.4K | 0.00% | +1,011+25.1% | Added |
| Quarry LP | 5,000 | $91.5K | 0.06% | +5,000 | New |
| UBS Group AG | 4,611 | $84.4K | 0.00% | −69,464−93.8% | Reduced |
| Russell Investments Group, Ltd. | 4,483 | $82.1K | 0.00% | +4,289+2,210.8% | Added |
| Tower Research Capital LLC (TRC) | 3,971 | $72.7K | 0.00% | −295−6.9% | Reduced |
| Metropolitan Life Insurance Co | 2,899 | $53.1K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 2,200 | $40.3K | 0.00% | +1,100+100.0% | Added |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 1,803 | $32.5K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 1,730 | $31.7K | 0.01% | +850+96.6% | Added |
| Credit Agricole S A | 500 | $9.15K | 0.00% | +300+150.0% | Added |
| Tradition Wealth Management, LLC | 500 | $9.00K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 266 | $5.00K | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 290 | $5.00K | 0.00% | 00.0% | Unchanged |
| Psagot Value Holdings Ltd. / (Israel) | 117 | $2.00K | 0.00% | +117 | New |
| Allworth Financial LP | 100 | $1.83K | 0.00% | +100 | New |
| Colonial Trust Co | 86 | $1.80K | 0.00% | +86 | New |
| Point72 Asset Management, L.P. | 46 | $842 | 0.00% | −7,061−99.4% | Reduced |
| Kelly Financial Services LLC | 33 | $604 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 16 | $293 | 0.00% | −2−11.1% | Reduced |
| Covestor Ltd | 4 | $0 | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 50 | $0 | 0.00% | +50 | New |
| Deerfield Management Company, L.P. (Series C) | 0 | $0 | 0.00% | −1,050,198−100.0% | Sold out |
| Great Point Partners LLC | 0 | $0 | 0.00% | −968,795−100.0% | Sold out |
| Lord, Abbett & Co. LLC | 0 | $0 | 0.00% | −244,493−100.0% | Sold out |
| Soleus Capital Management, L.P. | 0 | $0 | 0.00% | −120,000−100.0% | Sold out |
| Tang Capital Management LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Norges Bank | 0 | $0 | 0.00% | −84,100−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −59,230−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −54,115−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −17,742−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −17,716−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −12,281−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −10,050−100.0% | Sold out |
| Tucker Asset Management LLC | 0 | $0 | 0.00% | −8,754−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −1,500−100.0% | Sold out |
| Connective Capital Management, LLC | 0 | $0 | 0.00% | −466−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Pictet Asset Management SA | – | – | – | – | Not filed |
| Tekla Capital Management LLC | – | – | – | – | Not filed |