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ATEN
$24.63-0.20%
as of close, Oct 20, 2026
☾ AH $24.63 -0.20%
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A10 Networks Inc. monthly returns

A10 Networks Inc. has averaged 1.90% per month, positive in 58% of months. Month-by-month returns for A10 Networks Inc. (ATEN) below, through October 20, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.

Average month
+1.9%
142 months
Best month
+38.6%
Oct 2021
Worst month
-28.3%
Oct 2016
Positive months
58%
of all months

A10 Networks Inc. monthly returns#

A10 Networks Inc. total return by month
MonthTotal return
Oct 2026
-9.1%
Sep 2026
+6.8%
Aug 2026
-13.9%
Jul 2026
-20.9%
Jun 2026
+24.0%
May 2026
+13.2%
Apr 2026
+15.4%
Mar 2026
+20.0%
Feb 2026
+10.8%
Jan 2026
-1.4%
Dec 2025
+2.7%
Nov 2025
-3.1%
Oct 2025
-1.7%
Sep 2025
+2.5%
Aug 2025
-3.5%
Jul 2025
-4.8%
Jun 2025
+12.1%
May 2025
+5.1%
Apr 2025
+0.9%
Mar 2025
-21.4%
Feb 2025
+6.3%
Jan 2025
+6.6%
Dec 2024
+7.9%
Nov 2024
+16.8%
Oct 2024
+1.5%
Sep 2024
+4.9%
Aug 2024
+5.7%
Jul 2024
-5.5%
Jun 2024
-8.6%
May 2024
+16.4%
Apr 2024
-4.6%
Mar 2024
+2.9%
Feb 2024
+0.0%
Jan 2024
+1.5%
Dec 2023
+5.4%
Nov 2023
+15.5%
Oct 2023
-27.7%
Sep 2023
+0.9%
Aug 2023
-3.7%
Jul 2023
+6.4%
Jun 2023
-2.0%
May 2023
+5.8%
Apr 2023
-8.7%
Mar 2023
+1.8%
Feb 2023
-1.3%
Jan 2023
-6.9%
Dec 2022
-11.1%
Nov 2022
+11.7%
Oct 2022
+26.6%
Sep 2022
-4.5%
Aug 2022
-6.5%
Jul 2022
+3.7%
Jun 2022
-6.7%
May 2022
+8.3%
Apr 2022
+2.4%
Mar 2022
-2.0%
Feb 2022
-3.4%
Jan 2022
-10.7%
Dec 2021
+7.5%
Nov 2021
-17.2%
Oct 2021
+38.6%
Sep 2021
-3.0%
Aug 2021
+8.8%
Jul 2021
+13.4%
Jun 2021
+15.7%
May 2021
+12.1%
Apr 2021
-9.7%
Mar 2021
+2.9%
Feb 2021
-5.9%
Jan 2021
+0.7%
Dec 2020
+23.6%
Nov 2020
+18.4%
Oct 2020
+5.8%
Sep 2020
-25.5%
Aug 2020
+5.8%
Jul 2020
+18.6%
Jun 2020
+0.1%
May 2020
-0.4%
Apr 2020
+10.0%
Mar 2020
-7.5%
Feb 2020
-1.5%
Jan 2020
-0.9%
Dec 2019
+3.0%
Nov 2019
-10.2%
Oct 2019
+7.1%
Sep 2019
+0.0%
Aug 2019
-8.4%
Jul 2019
+11.1%
Jun 2019
+12.0%
May 2019
-5.7%
Apr 2019
-8.9%
Mar 2019
+1.6%
Feb 2019
+2.8%
Jan 2019
+8.8%
Dec 2018
-1.0%
Nov 2018
+8.4%
Oct 2018
-4.4%
Sep 2018
-12.8%
Aug 2018
+3.1%
Jul 2018
+8.5%
Jun 2018
-3.1%
May 2018
+5.4%
Apr 2018
+4.8%
Mar 2018
-7.3%
Feb 2018
+2.4%
Jan 2018
-20.6%
Dec 2017
-3.7%
Nov 2017
+9.7%
Oct 2017
-3.3%
Sep 2017
+15.4%
Aug 2017
-7.4%
Jul 2017
-16.2%
Jun 2017
+3.3%
May 2017
+0.9%
Apr 2017
-11.5%
Mar 2017
-3.3%
Feb 2017
+18.7%
Jan 2017
-4.1%
Dec 2016
+1.3%
Nov 2016
+7.0%

Monthly total return (since Nov 2021)#

A10 Networks Inc. returns by calendar month#

Every month of every year since 2015, one tick per year on a shared scale; the dark bar is the month's average. Total returns, dividends reinvested.

October 2026 so far: -9.15% — 10th of 12 Octobers since 2015 at the last close; the average October returned +3.1%.

A10 Networks Inc. returns by calendar month since 2015
Month−40%0+40%AverageUp
Jan-2.2%42%
Feb+1.9%58%
Mar-1.4%42%
Apr-0.3%58%
May+8.5%83%
Jun+4.5%67%
Jul+3.0%67%
Aug+0.7%50%
Sep-1.4%50%
OctOctober 2026 so far: -9.1%+3.1%55%
Nov+5.9%73%
Dec+1.9%64%

Methodology#

Monthly returns are total returns (dividends reinvested), computed from ATEN'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 A10 Networks Inc.'s average monthly return?
A10 Networks Inc. (ATEN) has averaged about 1.90% per month, positive in roughly 58% of months. The best month was Oct 2021 (+38.6%) and the worst was Oct 2016 (-28.3%).

More on A10 Networks Inc.