Amylyx Pharmaceuticals, Inc. Common Stock

AMLX US03237H1014

United States 02141
MA CAMBRIDGE 43 THORNDIKE STREET

Amylyx Pharmaceuticals, Inc is a biopharmaceutical company headquartered in Cambridge, Massachusetts. Amylyx is best known for AMX0035, an experimental therapy for amyotrophic lateral sclerosis. AMX0035 was approved for medical use in Canada as Albrioza, in June 2022, and in the United States, as Relyvrio, in September 2022. It was withdrawn in April, 2024.

Founded 2013
https://www.amylyx.com/
https://en.wikipedia.org/wiki/Amylyx_Pharmaceuticals

Annual Performance 1
2022 2023 2024 2025
104% -59% -75% 0%
Annual Insiders Turnover, USD 2

1 annual and historical performance metrics are recalculated on a daily basis;
2 represents the total value of insider transactions (both buying and selling);

Insider Activity

Transactions: 38 Insiders: 10

Person Price Shares Total Published Completed
Mazzariello Gina
8.34
USD
15,000
Sold
125,046
USD
12/08/2025 13/08/2025
Mazzariello Gina
8.07
USD
15,000
Sold
121,103
USD
12/08/2025 12/08/2025
Mazzariello Gina
3.48
USD
9,192
Sold
31,954
USD
31/03/2025 31/03/2025
Bedrosian Camille L
3.47
USD
12,425
Sold
43,082
USD
31/03/2025 31/03/2025
Klee Justin B.
3.46
USD
21,490
Sold
74,454
USD
31/03/2025 31/03/2025
Cohen Joshua B
3.47
USD
21,490
Sold
74,482
USD
31/03/2025 31/03/2025
Frates James M
3.47
USD
10,896
Sold
37,806
USD
31/03/2025 31/03/2025
Zeiher Bernhardt G
3.70
USD
10,000
Bought
37,005
USD
20/03/2025 20/03/2025
Cohen Joshua B
3.17
USD
4,595
Sold
14,549
USD
03/03/2025 03/03/2025
Klee Justin B.
3.15
USD
4,595
Sold
14,483
USD
03/03/2025 03/03/2025

Integrated EOD Stock Data and Insider Transactions Chart

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The visibility of insider buy and sell transactions on this chart should not be the sole factor in your decision to buy or sell a particular stock. Always consider the following dynamic reports for a broader understanding of stock market activities:

 

Historical Performance
1M 3M 6M 1Y 3Y 5Y All Time
-1% 97% 14% -84% 0% 0% -78%
Last 52W Low 52W High All-Time Low All-Time High β
8.00 2.09 8.43 1.62 40.93
Company Insiders
Person / Entity Transactions Turnover, USD Average, USD First Last
Mazzariello Gina 10 438,675.00 43,867.50 23/02/2024 13/08/2025
Cohen Joshua B 7 392,597.51 56,085.36 09/01/2024 31/03/2025
Klee Justin B. 7 392,484.20 56,069.17 09/01/2024 31/03/2025
Milne George M Jr 1 219,800.00 219,800.00 03/09/2024 03/09/2024
Frates James M 4 217,081.37 54,270.34 09/01/2024 31/03/2025
Firestone Karen 2 166,470.00 83,235.00 15/12/2023 05/09/2024
Bedrosian Camille L 3 109,649.32 36,549.77 30/09/2024 31/03/2025
Yeramian Patrick D 1 45,914.62 45,914.62 09/01/2024 09/01/2024
Zeiher Bernhardt G 1 37,005.00 37,005.00 20/03/2025 20/03/2025
Quimi Daphne 2 9,436.02 4,718.01 14/05/2024 15/05/2024

Insiders marked in yellow represent long-term insiders. These are individuals who have engaged in transactions for over 3 years and have conducted at least 10 transactions or reached a cumulative turnover of $1M USD. When examining transaction clusters, we prioritize those conducted by long-term insiders for analysis.

Connected Companies 3
Name LEI ISIN Ticker

3 the firms where the current insiders have executed transactions.

Stock Advanced Metrics
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Upper Bound of Standardized Transaction Amount (ubsta), USD 4 subscribe 🔒

4 represents the maximum expected transaction amount for a company's insiders, calculated based on historical data. It provides insight into the typical range of insider transaction amounts and helps in identifying unusually large transactions.

5 a proprietary metric reflecting the consistency of insider trading behavior within a company. A higher discipline index suggests more regular and predictable insider transactions.