AMLX NASDAQ
Amylyx Pharmaceuticals, Inc.
1W: +0.4%
1M: -20.5%
3M: -0.6%
YTD: +22.0%
1Y: +152.4%
3Y: -48.8%
$13.58
-0.35 (-2.51%)
Weekly Expected Move ±5.5%
$12
$13
$13
$14
$15
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🏦 Institutional Activity
Latest: Q1 2026208
Institutions Holding
-3 vs prior
120.0%
Ownership
+0.19%
27
New
58
Increased
99
Reduced
56
Closed
👔 Insider Trades
25 records| Date | Name | Title | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-03-02 | Cohen Joshua B | officer: co-chief executive officer | S-Sale | 29,282 | $14.48 | $424K | Filing |
| 2026-03-02 | Bedrosian Camille L | officer: chief medical officer | S-Sale | 6,461 | $14.58 | $94K | Filing |
| 2026-03-02 | Mazzariello Gina | officer: chief legal officer | S-Sale | 6,844 | $14.52 | $99K | Filing |
| 2026-03-02 | Klee Justin B. | officer: co-chief executive officer | S-Sale | 29,282 | $14.47 | $424K | Filing |
| 2026-03-02 | FRATES JAMES M | officer: chief financial officer | S-Sale | 7,909 | $14.52 | $115K | Filing |
| 2026-02-23 | Mazzariello Gina | officer: chief legal officer | S-Sale | 3,419 | $14.14 | $48K | Filing |
| 2026-02-02 | FRATES JAMES M | officer: chief financial officer | S-Sale | 3,557 | $14.65 | $52K | Filing |
| 2026-02-02 | Cohen Joshua B | officer: co-chief executive officer | S-Sale | 15,500 | $14.68 | $228K | Filing |
| 2026-02-02 | Mazzariello Gina | officer: chief legal officer | S-Sale | 3,448 | $14.65 | $51K | Filing |
| 2026-02-02 | Klee Justin B. | officer: co-chief executive officer | S-Sale | 15,500 | $14.69 | $228K | Filing |
| 2026-01-16 | Klee Justin B. | officer: co-chief executive officer | S-Sale | 1,995 | $13.89 | $28K | Filing |
| 2026-01-16 | Cohen Joshua B | officer: co-chief executive officer | S-Sale | 1,974 | $13.83 | $27K | Filing |
| 2026-01-15 | Klee Justin B. | officer: co-chief executive officer | S-Sale | 136,193 | $13.58 | $1.8M | Filing |
| 2026-01-15 | Cohen Joshua B | officer: co-chief executive officer | S-Sale | 136,193 | $13.59 | $1.9M | Filing |
| 2026-01-12 | MILNE GEORGE M JR | director | G-Gift | 17,780 | $— | $0 | Filing |
| 2026-01-06 | FRATES JAMES M | officer: chief financial officer | S-Sale | 3,326 | $11.11 | $37K | Filing |
| 2026-01-06 | Cohen Joshua B | officer: co-chief executive officer | S-Sale | 7,715 | $11.09 | $86K | Filing |
| 2026-01-06 | Klee Justin B. | officer: co-chief executive officer | S-Sale | 7,715 | $11.09 | $86K | Filing |
| 2025-12-23 | Firestone Karen | director | P-Purchase | 8,100 | $12.45 | $101K | Filing |
| 2025-12-01 | Bedrosian Camille L | officer: chief medical officer | S-Sale | 6,580 | $14.35 | $94K | Filing |
| 2025-09-30 | Cohen Joshua B | officer: co-chief executive officer | S-Sale | 200 | $15.00 | $3K | Filing |
| 2025-09-30 | Mazzariello Gina | officer: chief legal officer | S-Sale | 8,828 | $14.58 | $129K | Filing |
| 2025-09-30 | FRATES JAMES M | officer: chief financial officer | S-Sale | 10,558 | $14.65 | $155K | Filing |
| 2025-09-30 | Cohen Joshua B | officer: co-chief executive officer | S-Sale | 29,733 | $14.34 | $426K | Filing |
| 2025-09-30 | Bedrosian Camille L | officer: chief medical officer | S-Sale | 12,039 | $14.58 | $176K | Filing |
🏛️ Congressional Trades
1 records| Date | Politician | Chamber | Type | Amount | Filing |
|---|---|---|---|---|---|
| 2022-10-12 | Chris Jacobs | House | Buy | $1,001 - $15,000 | Filing |
🏦 Top Institutional Holders
20 holders| Holder | Shares | Value | Date Reported | Filing | |
|---|---|---|---|---|---|
| FMR LLC | 16,630,541 | $231M | +112,122 | 2026-03-31 | Filing |
| BlackRock, Inc. | 8,828,836 | $123M | -225,595 | 2026-03-31 | Filing |
| TCG Crossover Management, LLC | 6,243,812 | $87M | — | 2026-03-31 | Filing |
| Commodore Capital LP | 5,650,000 | $79M | — | 2026-03-31 | Filing |
| JANUS HENDERSON GROUP PLC | 4,986,073 | $69M | +520,201 | 2026-03-31 | Filing |
| Saturn V Capital Management LP | 4,349,885 | $60M | -146,602 | 2026-03-31 | Filing |
| VANGUARD CAPITAL MANAGEMENT LLC | 4,141,575 | $58M | +4,141,575 | 2026-03-31 | Filing |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 3,560,764 | $49M | +783,709 | 2026-03-31 | Filing |
| First Light Asset Management, LLC | 3,190,645 | $44M | -164,894 | 2026-03-31 | Filing |
| Driehaus Capital Management LLC | 2,987,147 | $42M | -122,356 | 2026-03-31 | Filing |
| GOLDMAN SACHS GROUP INC | 2,625,991 | $37M | +12,770 | 2026-03-31 | Filing |
| STATE STREET CORP | 2,363,161 | $33M | +293,277 | 2026-03-31 | Filing |
| FRANKLIN RESOURCES INC | 2,261,569 | $31M | +1,061,473 | 2026-03-31 | Filing |
| GEODE CAPITAL MANAGEMENT, LLC | 2,210,932 | $31M | +45,398 | 2026-03-31 | Filing |
| Almitas Capital LLC | 2,122,597 | $30M | — | 2026-03-31 | Filing |
| Jones Hill Capital LP | 1,598,794 | $22M | +1,598,794 | 2026-03-31 | Filing |
| EVENTIDE ASSET MANAGEMENT, LLC | 1,513,958 | $21M | +810 | 2026-03-31 | Filing |
| BANK OF AMERICA CORP /DE | 1,330,689 | $18M | -5,321 | 2026-03-31 | Filing |
| DEUTSCHE BANK AG | 1,267,785 | $18M | -65,451 | 2026-03-31 | Filing |
| Siren, L.L.C. | 1,230,000 | $17M | +1,230,000 | 2026-03-31 | Filing |