AMYLYX PHARMACEUTICALS INC (AMLX): Institutional Ownership
Hedge funds and institutional managers reporting a position in AMLX · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
12
13F filers
Aggregate Value
$82.7M
Across holders
Last Price
$17.79
2026-06-26
Sector
Health Care
GICS
Holder activity1 new8 added3 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 3.56M | $49.5M | 59.8% | 0.1% | Added | +$10.9M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 1.11M | $15.4M | 18.6% | 0.0% | Added | +$3.5M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 702K | $9.8M | 11.8% | 0.0% | Added | +$4.0M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 193K | $2.3M | 2.8% | 0.0% | Added | +$2.1M | Q4 2025 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 162K | $2.3M | 2.7% | 0.0% | Reduced | $-2.5M | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 78K | $1.1M | 1.3% | 0.0% | Added | +$789K | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 62K | $858K | 1.0% | 0.0% | Added | +$734K | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 45K | $630K | 0.8% | 0.0% | Added | +$497K | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 31K | $436K | 0.5% | 0.0% | Added | +$124K | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 22K | $296K | 0.4% | 0.0% | New | — | Q3 2025 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 13K | $184K | 0.2% | 0.0% | Reduced | $-226K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 22 | $306 | 0.0% | 0.0% | Reduced | $-42 | Q1 2026 |
Added
Hedge Fund
$49.5M· 59.8% of total· 0.1% port· 3.56M sh· +$10.9M QoQ· Q1 2026
Added
Hedge Fund
$15.4M· 18.6% of total· 0.0% port· 1.11M sh· +$3.5M QoQ· Q1 2026
Added
Hedge Fund
$9.8M· 11.8% of total· 0.0% port· 702K sh· +$4.0M QoQ· Q1 2026
Added
Hedge Fund
$2.3M· 2.8% of total· 0.0% port· 193K sh· +$2.1M QoQ· Q4 2025
Reduced
Hedge Fund
$2.3M· 2.7% of total· 0.0% port· 162K sh· $-2.5M QoQ· Q1 2026
Added
Hedge Fund
$1.1M· 1.3% of total· 0.0% port· 78K sh· +$789K QoQ· Q1 2026
Added
Hedge Fund
$858K· 1.0% of total· 0.0% port· 62K sh· +$734K QoQ· Q1 2026
Added
Hedge Fund
$630K· 0.8% of total· 0.0% port· 45K sh· +$497K QoQ· Q1 2026
Added
Hedge Fund
$436K· 0.5% of total· 0.0% port· 31K sh· +$124K QoQ· Q1 2026
New
Hedge Fund
$296K· 0.4% of total· 0.0% port· 22K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$184K· 0.2% of total· 0.0% port· 13K sh· $-226K QoQ· Q1 2026
Reduced
Hedge Fund
$306· 0.0% of total· 0.0% port· 22 sh· $-42 QoQ· Q1 2026