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AVTR
$15.65+0.38%
as of close, Nov 4, 2026
☾ AH $15.65 +0.38%
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Avantor Inc. monthly returns

Avantor Inc. has averaged 0.45% per month, positive in 53% of months. Month-by-month returns for Avantor Inc. (AVTR) below, through November 4, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.

Average month
+0.4%
83 months
Best month
+39.2%
Jul 2026
Worst month
-25.0%
Feb 2025
Positive months
53%
of all months

Avantor Inc. monthly returns#

Avantor Inc. total return by month
MonthTotal return
Nov 2026
-2.5%
Oct 2026
+6.6%
Sep 2026
+3.5%
Aug 2026
+5.5%
Jul 2026
+39.2%
Jun 2026
+8.6%
May 2026
+12.6%
Apr 2026
+3.3%
Mar 2026
-13.4%
Feb 2026
-17.1%
Jan 2026
-4.7%
Dec 2025
-2.3%
Nov 2025
-0.8%
Oct 2025
-5.3%
Sep 2025
-7.3%
Aug 2025
+0.2%
Jul 2025
-0.1%
Jun 2025
+4.3%
May 2025
-0.6%
Apr 2025
-19.9%
Mar 2025
-2.9%
Feb 2025
-25.0%
Jan 2025
+5.7%
Dec 2024
+0.0%
Nov 2024
-5.9%
Oct 2024
-13.5%
Sep 2024
+0.1%
Aug 2024
-3.4%
Jul 2024
+26.2%
Jun 2024
-12.0%
May 2024
-0.6%
Apr 2024
-5.2%
Mar 2024
+3.8%
Feb 2024
+7.2%
Jan 2024
+0.7%
Dec 2023
+7.8%
Nov 2023
+21.5%
Oct 2023
-17.3%
Sep 2023
-2.6%
Aug 2023
+5.3%
Jul 2023
+0.1%
Jun 2023
+3.0%
May 2023
+2.4%
Apr 2023
-7.9%
Mar 2023
-13.3%
Feb 2023
+2.0%
Jan 2023
+13.3%
Dec 2022
-5.3%
Nov 2022
+10.5%
Oct 2022
+2.9%
Sep 2022
-21.3%
Aug 2022
-14.2%
Jul 2022
-6.7%
Jun 2022
-2.9%
May 2022
+0.5%
Apr 2022
-5.7%
Mar 2022
-2.5%
Feb 2022
-7.1%
Jan 2022
-11.4%
Dec 2021
+6.7%
Nov 2021
-2.2%
Oct 2021
-1.3%
Sep 2021
+3.7%
Aug 2021
+4.9%
Jul 2021
+5.8%
Jun 2021
+10.5%
May 2021
+0.3%
Apr 2021
+10.8%
Mar 2021
+3.8%
Feb 2021
-5.5%
Jan 2021
+4.8%
Dec 2020
+3.2%
Nov 2020
+17.2%
Oct 2020
+3.5%
Sep 2020
-0.4%
Aug 2020
+2.2%
Jul 2020
+29.9%
Jun 2020
-10.4%
May 2020
+12.8%
Apr 2020
+34.6%
Mar 2020
-20.7%
Feb 2020
-14.7%
Jan 2020
+1.8%
Dec 2019
+6.0%
Nov 2019
+20.5%
Oct 2019
-3.3%
Sep 2019
-16.0%
Aug 2019
-0.5%
Jul 2019
-7.9%
Jun 2019
+9.1%

Monthly total return (since Dec 2021)#

Avantor Inc. returns by calendar month#

Every month of every year since 2020, one tick per year on a shared scale; the dark bar is the month's average. Total returns, dividends reinvested.

November 2026 so far: -2.49% — 6th of 7 Novembers since 2020 at the last close; the average November returned +6.7%.

Avantor Inc. returns by calendar month since 2020
Month−40%0+40%AverageUp
Jan+1.5%71%
Feb-8.6%29%
Mar-6.5%29%
Apr+1.4%43%
May+3.9%71%
Jun+0.1%57%
Jul+13.5%71%
Aug+0.1%71%
Sep-3.5%43%
Oct-3.5%43%
NovNovember 2026 so far: -2.5%+6.7%50%
Dec+1.7%67%

Methodology#

Monthly returns are total returns (dividends reinvested), computed from AVTR'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 Avantor Inc.'s average monthly return?
Avantor Inc. (AVTR) has averaged about 0.45% per month, positive in roughly 53% of months. The best month was Jul 2026 (+39.2%) and the worst was Feb 2025 (-25.0%).

More on Avantor Inc.