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ACAD
$19.12-2.99%
as of close, Oct 16, 2026
☾ AH $19.12 -2.99%
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ACADIA Pharmaceuticals Inc. monthly returns

ACADIA Pharmaceuticals Inc. has averaged 2.75% per month, positive in 52% of months. Month-by-month returns for ACADIA Pharmaceuticals Inc. (ACAD) below, through October 16, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.

Average month
+2.7%
262 months
Best month
+121.3%
Nov 2012
Worst month
-70.7%
Sep 2009
Positive months
52%
of all months

ACADIA Pharmaceuticals Inc. monthly returns#

ACADIA Pharmaceuticals Inc. total return by month
MonthTotal return
Oct 2026
-5.1%
Sep 2026
-30.3%
Aug 2026
+11.8%
Jul 2026
+2.3%
Jun 2026
+16.8%
May 2026
-3.5%
Apr 2026
+0.9%
Mar 2026
-9.4%
Feb 2026
-2.3%
Jan 2026
-5.9%
Dec 2025
+6.7%
Nov 2025
+10.3%
Oct 2025
+6.4%
Sep 2025
-17.9%
Aug 2025
+9.1%
Jul 2025
+10.5%
Jun 2025
+0.0%
May 2025
+47.7%
Apr 2025
-12.1%
Mar 2025
-15.3%
Feb 2025
+5.0%
Jan 2025
+1.7%
Dec 2024
+12.4%
Nov 2024
+11.9%
Oct 2024
-5.1%
Sep 2024
-7.2%
Aug 2024
-12.8%
Jul 2024
+17.0%
Jun 2024
+7.6%
May 2024
-9.6%
Apr 2024
-9.6%
Mar 2024
-20.4%
Feb 2024
-10.3%
Jan 2024
-17.2%
Dec 2023
+40.5%
Nov 2023
-1.3%
Oct 2023
+8.3%
Sep 2023
-22.9%
Aug 2023
-7.6%
Jul 2023
+22.1%
Jun 2023
+1.9%
May 2023
+10.2%
Apr 2023
+13.3%
Mar 2023
-9.0%
Feb 2023
+8.7%
Jan 2023
+19.5%
Dec 2022
+2.2%
Nov 2022
-2.8%
Oct 2022
-2.0%
Sep 2022
-0.4%
Aug 2022
+11.8%
Jul 2022
+4.3%
Jun 2022
-12.8%
May 2022
-12.4%
Apr 2022
-23.9%
Mar 2022
-4.7%
Feb 2022
+13.0%
Jan 2022
-3.6%
Dec 2021
+21.6%
Nov 2021
+7.0%
Oct 2021
+8.1%
Sep 2021
-5.1%
Aug 2021
-19.0%
Jul 2021
-11.3%
Jun 2021
+9.2%
May 2021
+8.7%
Apr 2021
-20.3%
Mar 2021
-47.3%
Feb 2021
+1.9%
Jan 2021
-10.1%
Dec 2020
-5.6%
Nov 2020
+22.0%
Oct 2020
+12.6%
Sep 2020
+4.2%
Aug 2020
-4.8%
Jul 2020
-14.2%
Jun 2020
-2.4%
May 2020
+2.8%
Apr 2020
+14.3%
Mar 2020
-1.1%
Feb 2020
+7.0%
Jan 2020
-6.6%
Dec 2019
-5.5%
Nov 2019
+6.8%
Oct 2019
+17.8%
Sep 2019
+30.1%
Aug 2019
+12.5%
Jul 2019
-8.0%
Jun 2019
+11.4%
May 2019
-0.2%
Apr 2019
-10.4%
Mar 2019
+1.3%
Feb 2019
+16.3%
Jan 2019
+40.9%
Dec 2018
-15.2%
Nov 2018
-2.2%
Oct 2018
-6.2%
Sep 2018
+46.0%
Aug 2018
-5.8%
Jul 2018
-1.2%
Jun 2018
-15.6%
May 2018
+14.5%
Apr 2018
-29.6%
Mar 2018
-9.8%
Feb 2018
-16.7%
Jan 2018
-0.7%
Dec 2017
-0.5%
Nov 2017
-13.1%
Oct 2017
-7.5%
Sep 2017
+5.8%
Aug 2017
+19.6%
Jul 2017
+6.7%
Jun 2017
+8.5%
May 2017
-25.1%
Apr 2017
-0.1%
Mar 2017
-9.8%
Feb 2017
+10.2%
Jan 2017
+19.9%
Dec 2016
+6.9%
Nov 2016
+15.8%

Monthly total return (since Nov 2021)#

ACADIA Pharmaceuticals Inc. returns by calendar month#

Every month of every year since 2005, one tick per year on a shared scale; the dark bar is the month's average. Total returns, dividends reinvested.

October 2026 so far: -5.11% — 12th of 22 Octobers since 2005 at the last close; the average October returned -2.5%.

ACADIA Pharmaceuticals Inc. returns by calendar month since 2005
Month−125%0+125%AverageUp
Jan+5.8%50%
Feb+2.4%64%
Mar+5.0%41%
Apr+0.1%45%
May+5.7%55%
Jun-0.5%55%
Jul+5.4%59%
Aug+1.8%55%
Sep+0.1%45%
OctOctober 2026 so far: -5.1%-2.5%48%
Nov+3.8%48%
Dec+6.2%57%

Methodology#

Monthly returns are total returns (dividends reinvested), computed from ACAD'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 ACADIA Pharmaceuticals Inc.'s average monthly return?
ACADIA Pharmaceuticals Inc. (ACAD) has averaged about 2.75% per month, positive in roughly 52% of months. The best month was Nov 2012 (+121.3%) and the worst was Sep 2009 (-70.7%).

More on ACADIA Pharmaceuticals Inc.