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MIR
$15.24+2.08%
as of close, Oct 20, 2026
☾ AH $15.24 +2.08%
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Mirion Technologies Inc. monthly returns

Mirion Technologies Inc. has averaged 1.13% per month, positive in 50% of months. Month-by-month returns for Mirion Technologies Inc. (MIR) below, through October 20, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.

Average month
+1.1%
70 months
Best month
+33.7%
Oct 2024
Worst month
-28.0%
Jun 2022
Positive months
50%
of all months

Mirion Technologies Inc. monthly returns#

Mirion Technologies Inc. total return by month
MonthTotal return
Oct 2026
+7.9%
Sep 2026
-6.3%
Aug 2026
+0.6%
Jul 2026
-16.5%
Jun 2026
-1.9%
May 2026
-7.4%
Apr 2026
+6.2%
Mar 2026
-14.0%
Feb 2026
-13.0%
Jan 2026
+6.1%
Dec 2025
-10.0%
Nov 2025
-11.4%
Oct 2025
+26.3%
Sep 2025
+13.5%
Aug 2025
-8.3%
Jul 2025
+3.8%
Jun 2025
+12.7%
May 2025
+21.0%
Apr 2025
+8.8%
Mar 2025
-6.6%
Feb 2025
-2.0%
Jan 2025
-9.2%
Dec 2024
+3.4%
Nov 2024
+14.0%
Oct 2024
+33.7%
Sep 2024
+2.1%
Aug 2024
+2.8%
Jul 2024
-1.9%
Jun 2024
-1.1%
May 2024
-0.1%
Apr 2024
-4.4%
Mar 2024
+16.3%
Feb 2024
+3.5%
Jan 2024
-7.8%
Dec 2023
+14.8%
Nov 2023
+28.9%
Oct 2023
-7.2%
Sep 2023
-12.5%
Aug 2023
+13.1%
Jul 2023
-10.7%
Jun 2023
+6.8%
May 2023
-2.3%
Apr 2023
-5.2%
Mar 2023
-5.9%
Feb 2023
+14.2%
Jan 2023
+20.3%
Dec 2022
+3.6%
Nov 2022
-21.0%
Oct 2022
+8.2%
Sep 2022
-1.3%
Aug 2022
+11.3%
Jul 2022
+18.1%
Jun 2022
-28.0%
May 2022
+1.4%
Apr 2022
-2.2%
Mar 2022
-5.5%
Feb 2022
+1.5%
Jan 2022
-19.7%
Dec 2021
-1.8%
Nov 2021
+0.7%
Oct 2021
+3.6%
Sep 2021
+2.9%
Aug 2021
-0.8%
Jul 2021
-3.8%
Jun 2021
+3.3%
May 2021
-2.5%
Apr 2021
-1.0%
Mar 2021
-13.2%
Feb 2021
+4.0%
Jan 2021
+6.1%
Dec 2020
+4.3%
Nov 2020
+5.0%
Oct 2020
-7.5%
Sep 2020
+7.6%

Monthly total return (since Nov 2021)#

Mirion Technologies Inc. returns by calendar month#

Every month of every year since 2021, one tick per year on a shared scale; the dark bar is the month's average. Total returns, dividends reinvested.

October 2026 so far: +7.93% — 4th of 6 Octobers since 2021 at the last close; the average October returned +12.9%.

Mirion Technologies Inc. returns by calendar month since 2021
Month−35%0+35%AverageUp
Jan-0.7%50%
Feb+1.4%67%
Mar-4.8%17%
Apr+0.4%33%
May+1.7%33%
Jun-1.4%50%
Jul-1.8%33%
Aug+3.1%67%
Sep-0.3%50%
OctOctober 2026 so far: +7.9%+12.9%80%
Nov+2.2%60%
Dec+2.0%60%

Methodology#

Monthly returns are total returns (dividends reinvested), computed from MIR'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 Mirion Technologies Inc.'s average monthly return?
Mirion Technologies Inc. (MIR) has averaged about 1.13% per month, positive in roughly 50% of months. The best month was Oct 2024 (+33.7%) and the worst was Jun 2022 (-28.0%).

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