Insider Transactions last 24 months for Amylyx Pharmaceuticals, Inc. - NSDQ: AMLX
Transactions
All
Buy
Sell
Option Exercise
Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Mazzariello Gina Chief Legal Officer 08/13/2025 DS Direct COM 15,000 $8.34 $125,046.00 156,969 Mazzariello Gina Chief Legal Officer 08/12/2025 DS Direct COM 15,000 $8.07 $121,102.50 171,969 Mazzariello Gina Chief Legal Officer 05/22/2025 DG Direct COM 1,000 $0.00 $0.00 186,969 Klee Justin B. Co-Chief Executive Officer 03/31/2025 DS Direct COM 21,490 $3.46 $74,454.25 3,355,276 Cohen Joshua B Co-Chief Executive Officer 03/31/2025 DS Direct COM 21,490 $3.47 $74,482.19 3,355,280 Mazzariello Gina Chief Legal Officer 03/31/2025 DS Direct COM 9,192 $3.48 $31,954.15 187,969 Bedrosian Camille L Chief Medical Officer 03/31/2025 DS Direct COM 12,425 $3.47 $43,082.45 194,375 Frates James M Chief Financial Officer 03/31/2025 DS Direct COM 10,896 $3.47 $37,805.85 290,988 Zeiher Bernhardt G Director 03/20/2025 AP Direct COM 10,000 $3.70 $37,005.00 10,000 Frates James M Chief Financial Officer 03/06/2025 AA Direct COM 68,420 $0.00 $0.00 301,884 Cohen Joshua B Co-Chief Executive Officer 03/06/2025 AA Direct COM 180,118 $0.00 $0.00 3,376,770 Klee Justin B. Co-Chief Executive Officer 03/06/2025 AA Direct COM 180,118 $0.00 $0.00 3,376,766 Bedrosian Camille L Chief Medical Officer 03/06/2025 AA Direct COM 68,420 $0.00 $0.00 206,800 Mazzariello Gina Chief Legal Officer 03/06/2025 AA Direct COM 63,851 $0.00 $0.00 197,161 Mazzariello Gina Chief Legal Officer 03/03/2025 DS Direct COM 1,611 $3.12 $5,022.29 133,310 Cohen Joshua B Co-Chief Executive Officer 03/03/2025 DS Direct COM 4,595 $3.17 $14,549.15 3,196,652 Klee Justin B. Co-Chief Executive Officer 03/03/2025 DS Direct COM 4,595 $3.15 $14,483.44 3,196,648 Mazzariello Gina Chief Legal Officer 02/24/2025 DS Direct COM 4,169 $3.15 $13,144.86 134,921 Klee Justin B. Co-Chief Executive Officer 02/05/2025 AM Direct COM 36,310 $1.57 $57,006.70 3,201,243 Klee Justin B. Co-Chief Executive Officer 02/03/2025 DS Direct COM 11,855 $3.47 $41,103.66 3,164,933 Cohen Joshua B Co-Chief Executive Officer 02/03/2025 DS Direct COM 11,851 $3.47 $41,107.56 3,201,247 Mazzariello Gina Chief Legal Officer 02/03/2025 DS Direct COM 3,678 $3.49 $12,839.16 139,090 Milne George M Jr Director 01/24/2025 DG Direct COM 27,910 $0.00 $0.00 830,661 Cohen Joshua B Co-Chief Executive Officer 01/06/2025 DS Direct COM 7,471 $4.05 $30,232.15 3,213,098 Klee Justin B. Co-Chief Executive Officer 01/06/2025 DS Direct COM 7,471 $4.04 $30,201.52 3,176,788
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Zeiher Bernhardt G Director 03/20/2025 AP Direct COM 10,000 $3.70 $37,005.00 10,000 Frates James M Chief Financial Officer 03/06/2025 AA Direct COM 68,420 $0.00 $0.00 301,884 Cohen Joshua B Co-Chief Executive Officer 03/06/2025 AA Direct COM 180,118 $0.00 $0.00 3,376,770 Klee Justin B. Co-Chief Executive Officer 03/06/2025 AA Direct COM 180,118 $0.00 $0.00 3,376,766 Bedrosian Camille L Chief Medical Officer 03/06/2025 AA Direct COM 68,420 $0.00 $0.00 206,800 Mazzariello Gina Chief Legal Officer 03/06/2025 AA Direct COM 63,851 $0.00 $0.00 197,161 Frates James M Chief Financial Officer 09/12/2024 AP Direct COM 40,000 $2.53 $101,368.00 233,464 Firestone Karen Director 09/05/2024 AP Direct COM 50,000 $2.13 $106,590.00 55,000 Milne George M Jr Director 09/03/2024 AP Direct COM 100,000 $2.20 $219,800.00 858,571 Quimi Daphne Director 05/15/2024 AP Direct COM 2,250 $1.89 $4,252.28 5,000 Quimi Daphne Director 05/14/2024 AP Direct COM 2,750 $1.89 $5,183.75 2,750 Bedrosian Camille L Chief Medical Officer 04/16/2024 AA Direct COM 96,910 $0.00 $0.00 155,243 Klee Justin B. Co-Chief Executive Officer 04/16/2024 AA Direct COM 179,850 $0.00 $0.00 3,139,158 Mazzariello Gina Chief Legal Officer 04/16/2024 AA Direct COM 80,560 $0.00 $0.00 161,932 Cohen Joshua B Co-Chief Executive Officer 04/16/2024 AA Direct COM 179,850 $0.00 $0.00 3,202,852 Frates James M Chief Financial Officer 04/16/2024 AA Direct COM 91,180 $0.00 $0.00 225,964 Mazzariello Gina Chief Legal Officer 02/26/2024 AA Direct COM 36,667 $0.00 $0.00 82,912 Klee Justin B. Co-Chief Executive Officer 02/26/2024 AA Direct COM 126,667 $0.00 $0.00 2,963,443 Cohen Joshua B Co-Chief Executive Officer 02/26/2024 AA Direct COM 126,667 $0.00 $0.00 3,027,137 Frates James M Chief Financial Officer 02/26/2024 AA Direct COM 40,000 $0.00 $0.00 152,035 Firestone Karen Director 12/15/2023 AP Direct COM 4,000 $14.97 $59,880.00 5,000 Bedrosian Camille L Chief Medical Officer 11/27/2023 AA Direct COM 58,333 $0.00 $0.00 58,333 Frates James M Chief Financial Officer 10/31/2023 AG Indirect COM 11,072 $0.00 $0.00 11,072
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Mazzariello Gina Chief Legal Officer 08/13/2025 DS Direct COM 15,000 $8.34 $125,046.00 156,969 Mazzariello Gina Chief Legal Officer 08/12/2025 DS Direct COM 15,000 $8.07 $121,102.50 171,969 Mazzariello Gina Chief Legal Officer 05/22/2025 DG Direct COM 1,000 $0.00 $0.00 186,969 Klee Justin B. Co-Chief Executive Officer 03/31/2025 DS Direct COM 21,490 $3.46 $74,454.25 3,355,276 Cohen Joshua B Co-Chief Executive Officer 03/31/2025 DS Direct COM 21,490 $3.47 $74,482.19 3,355,280 Mazzariello Gina Chief Legal Officer 03/31/2025 DS Direct COM 9,192 $3.48 $31,954.15 187,969 Bedrosian Camille L Chief Medical Officer 03/31/2025 DS Direct COM 12,425 $3.47 $43,082.45 194,375 Frates James M Chief Financial Officer 03/31/2025 DS Direct COM 10,896 $3.47 $37,805.85 290,988 Mazzariello Gina Chief Legal Officer 03/03/2025 DS Direct COM 1,611 $3.12 $5,022.29 133,310 Cohen Joshua B Co-Chief Executive Officer 03/03/2025 DS Direct COM 4,595 $3.17 $14,549.15 3,196,652 Klee Justin B. Co-Chief Executive Officer 03/03/2025 DS Direct COM 4,595 $3.15 $14,483.44 3,196,648 Mazzariello Gina Chief Legal Officer 02/24/2025 DS Direct COM 4,169 $3.15 $13,144.86 134,921 Klee Justin B. Co-Chief Executive Officer 02/03/2025 DS Direct COM 11,855 $3.47 $41,103.66 3,164,933 Cohen Joshua B Co-Chief Executive Officer 02/03/2025 DS Direct COM 11,851 $3.47 $41,107.56 3,201,247 Mazzariello Gina Chief Legal Officer 02/03/2025 DS Direct COM 3,678 $3.49 $12,839.16 139,090 Milne George M Jr Director 01/24/2025 DG Direct COM 27,910 $0.00 $0.00 830,661 Cohen Joshua B Co-Chief Executive Officer 01/06/2025 DS Direct COM 7,471 $4.05 $30,232.15 3,213,098 Klee Justin B. Co-Chief Executive Officer 01/06/2025 DS Direct COM 7,471 $4.04 $30,201.52 3,176,788 Bedrosian Camille L Chief Medical Officer 12/02/2024 DS Direct COM 5,421 $5.54 $30,007.40 138,380 Mazzariello Gina Chief Legal Officer 09/30/2024 DS Direct COM 8,709 $3.20 $27,840.06 142,768 Bedrosian Camille L Chief Medical Officer 09/30/2024 DS Direct COM 11,442 $3.20 $36,559.48 143,801 Cohen Joshua B Co-Chief Executive Officer 09/30/2024 DS Direct COM 18,589 $3.20 $59,414.16 3,220,569 Klee Justin B. Co-Chief Executive Officer 09/30/2024 DS Direct COM 18,589 $3.20 $59,429.03 3,120,569 Mazzariello Gina Chief Legal Officer 05/15/2024 DS Direct COM 10,455 $1.88 $19,654.35 151,477 Frates James M Chief Financial Officer 03/05/2024 DS Direct COM 1,792 $18.73 $33,560.40 134,784
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Klee Justin B. Co-Chief Executive Officer 02/05/2025 AM Direct COM 36,310 $1.57 $57,006.70 3,201,243 Klee Justin B. Co-Chief Executive Officer 11/04/2024 AM Direct COM 63,690 $1.57 $99,993.30 3,184,259 Cohen Joshua B Co-Chief Executive Officer 09/23/2024 AM Direct COM 1,857 $1.57 $2,915.49 3,239,158 Cohen Joshua B Co-Chief Executive Officer 09/12/2024 AM Direct COM 34,449 $1.57 $54,084.93 3,237,301 Olinger Margaret Chief Commercial Officer 12/27/2023 AM Direct COM 25,000 $0.37 $9,250.00 276,108 Cohen Joshua B Co-Chief Executive Officer 11/16/2023 AM Direct COM 63,694 $1.57 $99,999.58 2,906,311
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Transaction Type Key A = Acquired, D = Disposed A = Grant, award or other acquisition pursuant to Rule 16b-3(d)
C = Conversion of derivative security |
D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) |
E = Expiration of short derivative position |
F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. |
G = Gift |
H = Expiration (or cancellation) of long derivative position with value received |
I = Discretionary transaction in accordance with Rule 16b-3(f) |
J = Other |
L = Small acquisition under Rule 16a-6 |
M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 |
O = Exercise of out-of-the-money derivative security |
P = Open market or private purchase |
S = Open market or private sale |
U = Disposition pursuant to a tender of shares in a change of control transaction |
W = Acquisition or disposition by will or the laws of descent and distribution |
X = Exercise of in-the-money or at-the-money derivative security |
Z = Deposit into or withdrawal from voting trust
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