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RLI
$62.71+2.47%
as of close, Oct 20, 2026
☾ AH $62.71 +2.47%
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RLI Corp. Common Stock (DE) monthly returns

RLI Corp. Common Stock (DE) has averaged 1.41% per month, positive in 59% of months. Month-by-month returns for RLI Corp. Common Stock (DE) (RLI) below, through October 20, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.

Average month
+1.4%
550 months
Best month
+28.6%
Nov 1982
Worst month
-25.4%
Aug 1998
Positive months
59%
of all months

RLI Corp. Common Stock (DE) monthly returns#

RLI Corp. Common Stock (DE) total return by month
MonthTotal return
Oct 2026
+13.4%
Sep 2026
-12.9%
Aug 2026
+3.9%
Jul 2026
+3.7%
Jun 2026
+18.0%
May 2026
+0.9%
Apr 2026
-9.2%
Mar 2026
-8.2%
Feb 2026
+6.7%
Jan 2026
-8.7%
Dec 2025
+3.8%
Nov 2025
+8.2%
Oct 2025
-9.6%
Sep 2025
-3.7%
Aug 2025
+2.9%
Jul 2025
-8.6%
Jun 2025
-6.0%
May 2025
+4.1%
Apr 2025
-7.9%
Mar 2025
+5.6%
Feb 2025
+3.9%
Jan 2025
-11.0%
Dec 2024
-6.3%
Nov 2024
+15.3%
Oct 2024
+0.6%
Sep 2024
+0.6%
Aug 2024
+2.5%
Jul 2024
+7.0%
Jun 2024
-3.6%
May 2024
+3.5%
Apr 2024
-4.8%
Mar 2024
+1.4%
Feb 2024
+7.6%
Jan 2024
+2.4%
Dec 2023
-1.8%
Nov 2023
+3.3%
Oct 2023
-2.0%
Sep 2023
+3.3%
Aug 2023
-1.3%
Jul 2023
-2.2%
Jun 2023
+10.2%
May 2023
-10.7%
Apr 2023
+4.6%
Mar 2023
-3.6%
Feb 2023
+4.3%
Jan 2023
+0.9%
Dec 2022
+0.9%
Nov 2022
+5.6%
Oct 2022
+27.0%
Sep 2022
-6.7%
Aug 2022
+0.0%
Jul 2022
-5.7%
Jun 2022
-3.7%
May 2022
+5.8%
Apr 2022
+3.8%
Mar 2022
+9.0%
Feb 2022
-2.9%
Jan 2022
-6.5%
Dec 2021
+9.1%
Nov 2021
-4.9%
Oct 2021
+8.0%
Sep 2021
-8.2%
Aug 2021
+1.0%
Jul 2021
+3.6%
Jun 2021
-0.8%
May 2021
-5.1%
Apr 2021
-0.1%
Mar 2021
+6.9%
Feb 2021
+8.1%
Jan 2021
-7.1%
Dec 2020
+8.8%
Nov 2020
+10.7%
Oct 2020
+3.5%
Sep 2020
-10.7%
Aug 2020
+6.7%
Jul 2020
+7.3%
Jun 2020
+4.0%
May 2020
+8.7%
Apr 2020
-17.2%
Mar 2020
+9.4%
Feb 2020
-13.4%
Jan 2020
+3.3%
Dec 2019
-1.5%
Nov 2019
-5.9%
Oct 2019
+4.7%
Sep 2019
+1.5%
Aug 2019
+1.9%
Jul 2019
+5.2%
Jun 2019
-0.2%
May 2019
+5.9%
Apr 2019
+13.4%
Mar 2019
+1.7%
Feb 2019
+7.2%
Jan 2019
-4.3%
Dec 2018
-9.0%
Nov 2018
+2.9%
Oct 2018
-4.6%
Sep 2018
+2.1%
Aug 2018
+3.3%
Jul 2018
+12.9%
Jun 2018
+0.8%
May 2018
+4.1%
Apr 2018
-0.2%
Mar 2018
+4.3%
Feb 2018
-5.1%
Jan 2018
+5.9%
Dec 2017
+1.6%
Nov 2017
+4.1%
Oct 2017
+3.0%
Sep 2017
+7.2%
Aug 2017
-7.5%
Jul 2017
+6.3%
Jun 2017
-1.7%
May 2017
-2.6%
Apr 2017
-4.7%
Mar 2017
+2.7%
Feb 2017
-1.3%
Jan 2017
-5.9%
Dec 2016
+5.1%
Nov 2016
+11.2%

Monthly total return (since Nov 2021)#

RLI Corp. Common Stock (DE) returns by calendar month#

Every month of every year since 1981, one tick per year on a shared scale; the dark bar is the month's average. Total returns, dividends reinvested.

October 2026 so far: +13.38% — 6th of 46 Octobers since 1981 at the last close; the average October returned +1.7%.

RLI Corp. Common Stock (DE) returns by calendar month since 1981
Month−30%0+30%AverageUp
Jan-0.2%50%
Feb+3.1%65%
Mar+1.3%59%
Apr-0.2%41%
May+1.1%57%
Jun+1.6%54%
Jul+1.6%59%
Aug+0.2%59%
Sep-0.4%52%
OctOctober 2026 so far: +13.4%+1.7%67%
Nov+3.8%69%
Dec+3.3%76%

Methodology#

Monthly returns are total returns (dividends reinvested), computed from RLI'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 RLI Corp. Common Stock (DE)'s average monthly return?
RLI Corp. Common Stock (DE) (RLI) has averaged about 1.41% per month, positive in roughly 59% of months. The best month was Nov 1982 (+28.6%) and the worst was Aug 1998 (-25.4%).

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