See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
No Insider Transactions found for Amylyx Pharmaceuticals, Inc.
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Oct 05, 2026 MILNE GEORGE M JR |
MILNE GEORGE M JR
|
Sell |
30,000 | $27.70 | 30,000 $27.70 $830,904 |
Sep 10, 2026 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
11 | $33.34 | 11 $33.34 $367 |
Sep 10, 2026 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
9,525 | $32.46 | 9,525 $32.46 $309,140 |
Sep 10, 2026 Klee Justin B. |
Klee Justin B.
Co-Chief Executive Officer
|
Sell |
1,439 | $33.16 | 1,439 $33.16 $47,710 |
Sep 10, 2026 Klee Justin B. |
Klee Justin B.
Co-Chief Executive Officer
|
Sell |
29,025 | $32.13 | 29,025 $32.13 $932,553 |
Sep 10, 2026 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
919 | $33.15 | 919 $33.15 $30,464 |
Sep 10, 2026 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
29,545 | $32.16 | 29,545 $32.16 $950,040 |
Sep 10, 2026 FRATES JAMES M |
FRATES JAMES M
CFO
|
Sell |
1,042 | $33.23 | 1,042 $33.23 $34,626 |
Sep 10, 2026 FRATES JAMES M |
FRATES JAMES M
CFO
|
Sell |
9,768 | $32.27 | 9,768 $32.27 $315,195 |
Sep 10, 2026 Bedrosian Camille L |
Bedrosian Camille L
CMO
|
Sell |
2,081 | $33.09 | 2,081 $33.09 $68,864 |
Sep 10, 2026 Bedrosian Camille L |
Bedrosian Camille L
CMO
|
Sell |
7,947 | $32.21 | 7,947 $32.21 $256,004 |
Jul 10, 2026 Mazzariello Gina |
Mazzariello Gina
|
Sell |
15,000 | $17.61 | 15,000 $17.61 $264,122 |
Jul 09, 2026 Mazzariello Gina |
Mazzariello Gina
|
Sell |
15,000 | $18.32 | 15,000 $18.32 $274,746 |
Feb 02, 2026 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
15,500 | $14.68 | 15,500 $14.68 $227,593 |
Feb 02, 2026 FRATES JAMES M |
FRATES JAMES M
CFO
|
Sell |
3,557 | $14.65 | 3,557 $14.65 $52,097 |
Feb 02, 2026 Klee Justin B. |
Klee Justin B.
Co-Chief Executive Officer
|
Sell |
15,500 | $14.69 | 15,500 $14.69 $227,618 |
Feb 02, 2026 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
3,448 | $14.65 | 3,448 $14.65 $50,516 |
Jan 16, 2026 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
1,974 | $13.83 | 1,974 $13.83 $27,299 |
Jan 16, 2026 Klee Justin B. |
Klee Justin B.
Co-Chief Executive Officer
|
Sell |
1,995 | $13.89 | 1,995 $13.89 $27,701 |
Jan 15, 2026 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
136,193 | $13.59 | 136,193 $13.59 $1,850,795 |
Jan 15, 2026 Klee Justin B. |
Klee Justin B.
Co-Chief Executive Officer
|
Sell |
136,193 | $13.58 | 136,193 $13.58 $1,849,869 |
Jan 06, 2026 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
7,715 | $11.09 | 7,715 $11.09 $85,596 |
Jan 06, 2026 FRATES JAMES M |
FRATES JAMES M
CFO
|
Sell |
3,326 | $11.11 | 3,326 $11.11 $36,954 |
Jan 06, 2026 Klee Justin B. |
Klee Justin B.
Co-Chief Executive Officer
|
Sell |
7,715 | $11.09 | 7,715 $11.09 $85,589 |
Dec 23, 2025 Firestone Karen |
Firestone Karen
|
Buy |
8,100 | $12.45 | 8,100 $12.45 $100,845 |
Dec 01, 2025 Bedrosian Camille L |
Bedrosian Camille L
CMO
|
Sell |
6,580 | $14.35 | 6,580 $14.35 $94,418 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Aug 13, 2025 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
15,000 | $8.34 | 15,000 $8.34 $125,046 |
Aug 12, 2025 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
15,000 | $8.07 | 15,000 $8.07 $121,103 |
Mar 31, 2025 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
9,192 | $3.48 | 9,192 $3.48 $31,954 |
Mar 31, 2025 FRATES JAMES M |
FRATES JAMES M
CFO
|
Sell |
10,896 | $3.47 | 10,896 $3.47 $37,806 |
Mar 20, 2025 Zeiher Bernhardt G |
Zeiher Bernhardt G
|
Buy |
10,000 | $3.70 | 10,000 $3.70 $37,005 |
Mar 03, 2025 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
4,595 | $3.17 | 4,595 $3.17 $14,549 |
Mar 03, 2025 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
1,611 | $3.12 | 1,611 $3.12 $5,022 |
Jan 06, 2025 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
7,471 | $4.05 | 7,471 $4.05 $30,232 |
Jan 06, 2025 Klee Justin B. |
Klee Justin B.
Co-Chief Executive Officer
|
Sell |
7,471 | $4.04 | 7,471 $4.04 $30,202 |
Dec 02, 2024 Bedrosian Camille L |
Bedrosian Camille L
CMO
|
Sell |
5,421 | $5.54 | 5,421 $5.54 $30,007 |
Sep 30, 2024 Klee Justin B. |
Klee Justin B.
Co-Chief Executive Officer
|
Sell |
18,589 | $3.20 | 18,589 $3.20 $59,429 |
Sep 30, 2024 Bedrosian Camille L |
Bedrosian Camille L
CMO
|
Sell |
11,442 | $3.20 | 11,442 $3.20 $36,559 |
Sep 30, 2024 Cohen Joshua B |
Cohen Joshua B
Co-Chief Executive Officer
|
Sell |
18,589 | $3.20 | 18,589 $3.20 $59,414 |
Sep 30, 2024 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
8,709 | $3.20 | 8,709 $3.20 $27,840 |
Sep 12, 2024 FRATES JAMES M |
FRATES JAMES M
CFO
|
Buy |
40,000 | $2.53 | 40,000 $2.53 $101,368 |
Sep 05, 2024 Firestone Karen |
Firestone Karen
|
Buy |
50,000 | $2.13 | 50,000 $2.13 $106,590 |
Sep 03, 2024 MILNE GEORGE M JR |
MILNE GEORGE M JR
|
Buy |
100,000 | $2.20 | 100,000 $2.20 $219,800 |
May 15, 2024 Quimi Daphne |
Quimi Daphne
|
Buy |
2,250 | $1.89 | 2,250 $1.89 $4,252 |
May 15, 2024 Mazzariello Gina |
Mazzariello Gina
CLO
|
Sell |
10,455 | $1.88 | 10,455 $1.88 $19,654 |
May 14, 2024 Quimi Daphne |
Quimi Daphne
|
Buy |
2,750 | $1.89 | 2,750 $1.89 $5,184 |
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