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AMLX
$28.77+5.27%
as of close, Oct 20, 2026
☾ AH $28.77 +5.27%
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Amylyx Pharmaceuticals Inc. monthly returns

Amylyx Pharmaceuticals Inc. has averaged 3.87% per month, positive in 57% of months. Month-by-month returns for Amylyx Pharmaceuticals Inc. (AMLX) below, through October 20, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.

Average month
+3.9%
46 months
Best month
+66.7%
Oct 2024
Worst month
-84.9%
Mar 2024
Positive months
57%
of all months

Amylyx Pharmaceuticals Inc. monthly returns#

Amylyx Pharmaceuticals Inc. total return by month
MonthTotal return
Oct 2026
-1.1%
Sep 2026
-13.8%
Aug 2026
+66.2%
Jul 2026
+13.1%
Jun 2026
+25.2%
May 2026
-10.3%
Apr 2026
+15.1%
Mar 2026
-8.4%
Feb 2026
+6.2%
Jan 2026
+18.3%
Dec 2025
-19.4%
Nov 2025
+7.5%
Oct 2025
+2.5%
Sep 2025
+44.9%
Aug 2025
+16.8%
Jul 2025
+25.3%
Jun 2025
+24.5%
May 2025
+0.8%
Apr 2025
+44.4%
Mar 2025
+7.9%
Feb 2025
-10.1%
Jan 2025
-3.4%
Dec 2024
-31.8%
Nov 2024
+2.6%
Oct 2024
+66.7%
Sep 2024
+45.9%
Aug 2024
+7.8%
Jul 2024
+8.4%
Jun 2024
+10.5%
May 2024
-5.0%
Apr 2024
-36.3%
Mar 2024
-84.9%
Feb 2024
+17.8%
Jan 2024
+8.7%
Dec 2023
+4.0%
Nov 2023
-13.2%
Oct 2023
-10.9%
Sep 2023
-15.1%
Aug 2023
-8.1%
Jul 2023
+8.7%
Jun 2023
-12.6%
May 2023
-13.1%
Apr 2023
-3.2%
Mar 2023
-15.7%
Feb 2023
-11.2%
Jan 2023
+6.1%
Dec 2022
-3.7%
Nov 2022
+7.6%
Oct 2022
+26.7%
Sep 2022
+11.5%
Aug 2022
-6.5%
Jul 2022
+40.1%
Jun 2022
+116.6%
May 2022
-1.2%
Apr 2022
-30.0%
Mar 2022
-60.9%
Feb 2022
+41.9%

Monthly total return (since Jan 2023)#

Amylyx Pharmaceuticals Inc. returns by calendar month#

Every month of every year since 2023, one tick per year on a shared scale; the dark bar is the month's average. Total returns, dividends reinvested.

October 2026 so far: -1.13% — 3rd of 4 Octobers since 2023 at the last close; the average October returned +19.4%.

Amylyx Pharmaceuticals Inc. returns by calendar month since 2023
Month−85%0+85%AverageUp
Jan+7.4%75%
Feb+0.7%50%
Mar-25.3%25%
Apr+5.0%50%
May-6.9%25%
Jun+11.9%75%
Jul+13.9%100%
Aug+20.7%75%
Sep+15.5%50%
OctOctober 2026 so far: -1.1%+19.4%67%
Nov-1.0%67%
Dec-15.7%33%

Methodology#

Monthly returns are total returns (dividends reinvested), computed from AMLX's split- and dividend-adjusted month-end closes. The table shows the most recent 120 months and the bar chart the most recent 60. See the year-by-year returns for the annual view. Past performance does not predict future returns; not investment advice.

FAQ#

What is Amylyx Pharmaceuticals Inc.'s average monthly return?
Amylyx Pharmaceuticals Inc. (AMLX) has averaged about 3.87% per month, positive in roughly 57% of months. The best month was Oct 2024 (+66.7%) and the worst was Mar 2024 (-84.9%).

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