ShortInterestHistory.com

RLI Short Interest History

RLI Short Interest (April 15, 2026 Update)
Short interest for RLI was 4.7M as of April 15, 2026, +4.6% from the prior report.
This page tracks RLI short interest over time, including historical values, changes between reports, and days to cover.

RLI Corp. | RLI | A | Latest report: April 15, 2026

Current Short Interest4.7M
Prior Short Interest4.5M
Change Shares207.8K
Change %+4.6%
Average Daily Volume585.6K
Days to Cover8.04

At the latest settlement date of April 15, 2026, RLI Corp. (RLI) showed reported short interest of 4,708,007 shares. That compared with 4,500,246 shares in the prior report, a change of 207.8K shares, or +4.6%. The latest reported days to cover was 8.04, based on average daily volume of 585.6K.

The historical data currently tracked for RLI includes 114 reported entries from June 15, 2021 to April 15, 2026. The table below shows each reported settlement date currently included for this symbol.

Download last 6 months as CSV

Short Interest Over Time

Days to Cover Over Time

Extreme edge-case readings may reflect unusually low reported average volume.

Short Interest History for RLI

Settlement DateShort InterestPrior Short InterestChange SharesChange %Average Daily VolumeDays to Cover
April 15, 20264,708,0074,500,246207.8K+4.6%585.6K8.04
March 31, 20264,500,2464,079,574420.7K+10.3%596.5K7.54
March 13, 20264,079,5743,719,519360.1K+9.7%767.1K5.32
February 27, 20263,719,5193,119,737599.8K+19.2%785.9K4.73
February 13, 20263,119,7373,599,984-480.2K-13.3%720.7K4.33
January 30, 20263,599,9842,785,912814.1K+29.2%1.2M3.05
January 15, 20262,785,9122,876,146-90.2K-3.1%702.1K3.97
December 31, 20252,876,1462,725,329150.8K+5.5%901.4K3.19
December 15, 20252,725,3292,778,768-53.4K-1.9%809.0K3.37
November 28, 20252,778,7683,034,166-255.4K-8.4%635.4K4.37
November 14, 20253,034,1663,031,9192.2K+0.1%555.7K5.46
October 31, 20253,031,9192,419,669612.2K+25.3%744.2K4.07
October 15, 20252,419,6691,924,859494.8K+25.7%606.9K3.99
September 15, 20251,900,5062,167,988-267.5K-12.3%535.7K3.55
August 29, 20252,167,9882,209,777-41.8K-1.9%445.8K4.86
August 15, 20252,209,7772,212,375-2.6K-0.1%490.5K4.5
July 31, 20252,212,3751,715,791496.6K+28.9%1.0M2.14
July 15, 20251,715,7911,517,475198.3K+13.1%512.0K3.35
June 30, 20251,517,4751,637,604-120.1K-7.3%586.9K2.59
June 13, 20251,637,6041,749,726-112.1K-6.4%395.2K4.14
May 30, 20251,749,7261,516,013233.7K+15.4%315.7K5.54
May 15, 20251,516,0131,450,96665.0K+4.5%305.5K4.96
April 30, 20251,450,9661,392,33158.6K+4.2%478.0K3.04
April 15, 20251,392,3311,504,581-112.2K-7.5%555.8K2.51
March 31, 20251,504,5811,480,20724.4K+1.6%458.4K3.28
February 28, 20251,476,6131,154,752321.9K+27.9%447.4K3.3
February 14, 20251,154,7521,107,46647.3K+4.3%516.2K2.24
January 31, 20251,107,466511,293596.2K+116.6%732.8K1.51
January 15, 2025511,293476,66834.6K+7.3%229.1K2.23
December 31, 2024476,668418,05858.6K+14.0%184.7K2.58
December 13, 2024418,058492,735-74.7K-15.2%163.4K2.56
November 29, 2024492,735476,19816.5K+3.5%162.6K3.03
November 15, 2024476,198433,80342.4K+9.8%162.0K2.94
October 31, 2024433,803490,327-56.5K-11.5%167.2K2.59
October 15, 2024490,327552,643-62.3K-11.3%150.5K3.26
September 30, 2024552,643546,2616.4K+1.2%135.0K4.09
September 13, 2024546,261583,569-37.3K-6.4%95.6K5.71
August 30, 2024583,569620,971-37.4K-6.0%87.8K6.65
August 15, 2024620,971659,485-38.5K-5.8%117.1K5.3
July 31, 2024659,485690,220-30.7K-4.5%226.7K2.91
July 15, 2024690,220678,91311.3K+1.7%141.0K4.89
June 28, 2024678,913696,124-17.2K-2.5%171.8K3.95
June 14, 2024696,124686,09510.0K+1.5%96.2K7.23
May 31, 2024686,095712,405-26.3K-3.7%129.6K5.29
May 15, 2024712,405732,811-20.4K-2.8%141.8K5.03
April 30, 2024732,811688,33144.5K+6.5%186.8K3.92
April 15, 2024688,331618,96969.4K+11.2%139.4K4.94
March 28, 2024618,969637,928-19.0K-3.0%123.0K5.03
March 15, 2024637,928594,93343.0K+7.2%154.8K4.12
February 29, 2024594,933634,792-39.9K-6.3%228.2K2.61
February 15, 2024634,792660,090-25.3K-3.8%202.9K3.13
January 31, 2024660,090722,389-62.3K-8.6%216.7K3.05
December 29, 2023746,306715,14631.2K+4.4%175.5K4.25
December 15, 2023715,146763,319-48.2K-6.3%200.4K3.57
November 30, 2023763,319720,83842.5K+5.9%142.0K5.38
November 15, 2023720,838747,273-26.4K-3.5%149.3K4.83
October 31, 2023747,273652,73194.5K+14.5%249.2K3
October 13, 2023652,731690,494-37.8K-5.5%124.5K5.24
September 29, 2023690,494710,902-20.4K-2.9%125.4K5.5
September 15, 2023710,902823,877-113.0K-13.7%197.6K3.6
August 31, 2023823,877753,63470.2K+9.3%169.0K4.88
August 15, 2023753,634842,612-89.0K-10.6%172.0K4.38
July 31, 2023842,612821,12221.5K+2.6%241.5K3.49
July 14, 2023821,122815,3135.8K+0.7%213.1K3.85
June 30, 2023815,3131,371,106-555.8K-40.5%723.7K1.13
June 15, 20231,371,1061,353,50617.6K+1.3%180.6K7.59
May 31, 20231,353,5061,399,113-45.6K-3.3%202.8K6.67
May 15, 20231,399,1131,381,50417.6K+1.3%174.6K8.01
April 28, 20231,381,5041,492,409-110.9K-7.4%369.1K3.74
April 14, 20231,492,4091,455,88336.5K+2.5%240.9K6.19
March 31, 20231,455,8831,382,67873.2K+5.3%231.1K6.3
March 15, 20231,382,6781,212,073170.6K+14.1%236.1K5.86
February 28, 20231,212,0731,253,457-41.4K-3.3%208.5K5.81
February 15, 20231,253,4881,322,866-69.4K-5.2%171.5K7.31
January 31, 20231,322,8661,135,150187.7K+16.5%213.1K6.21
January 13, 20231,135,1501,121,45413.7K+1.2%155.4K7.3
December 30, 20221,121,454953,647167.8K+17.6%224.1K5
December 15, 2022953,6471,147,727-194.1K-16.9%136.2K7
November 30, 20221,147,7271,073,67774.0K+6.9%198.5K5.78
November 15, 20221,073,6771,276,241-202.6K-15.9%194.0K5.54
October 31, 20221,276,2411,215,56660.7K+5.0%245.3K5.2
October 14, 20221,215,5661,212,4533.1K+0.3%129.9K9.36
September 30, 20221,212,4531,222,815-10.4K-0.8%156.0K7.77
September 15, 20221,222,8151,267,473-44.7K-3.5%113.2K10.8
August 31, 20221,267,4731,194,25373.2K+6.1%95.2K13.32
August 15, 20221,194,2531,259,101-64.8K-5.2%122.5K9.75
July 29, 20221,259,1011,397,707-138.6K-9.9%195.0K6.46
July 15, 20221,397,7071,377,95219.8K+1.4%125.0K11.18
June 30, 20221,377,9521,518,298-140.3K-9.2%217.7K6.33
June 15, 20221,518,2981,612,761-94.5K-5.9%130.9K11.6
May 31, 20221,612,7611,429,447183.3K+12.8%198.4K8.13
May 13, 20221,429,4471,273,881155.6K+12.2%200.6K7.13
April 29, 20221,273,8811,131,690142.2K+12.6%198.2K6.43
April 14, 20221,131,6901,140,854-9.2K-0.8%126.1K8.97
March 31, 20221,140,8541,292,809-152.0K-11.8%139.6K8.17
March 15, 20221,292,8091,248,47044.3K+3.6%156.4K8.27
February 28, 20221,248,4701,204,24444.2K+3.7%124.1K10.06
February 15, 20221,204,2441,141,43062.8K+5.5%148.6K8.11
January 31, 20221,141,430943,891197.5K+20.9%191.3K5.97
January 14, 2022943,891977,792-33.9K-3.5%96.0K9.83
December 31, 2021977,792953,70724.1K+2.5%118.6K8.25
December 15, 2021953,707891,66662.0K+7.0%137.9K6.92
November 30, 2021891,666820,15171.5K+8.7%108.9K8.19
November 15, 2021820,151950,178-130.0K-13.7%103.1K7.95
October 29, 2021950,178957,678-7.5K-0.8%107.5K8.84
October 15, 2021957,678965,068-7.4K-0.8%111.5K8.59
September 30, 2021965,0681,043,235-78.2K-7.5%142.3K6.78
September 15, 20211,043,2351,112,905-69.7K-6.3%94.3K11.06
August 31, 20211,112,9051,002,505110.4K+11.0%132.3K8.41
August 13, 20211,002,505997,5005.0K+0.5%93.4K10.73
July 30, 2021997,5001,023,343-25.8K-2.5%162.6K6.14
July 15, 20211,023,343962,41960.9K+6.3%103.2K9.92
June 30, 2021962,4191,091,525-129.1K-11.8%158.2K6.08
June 15, 20211,091,5251,060,98730.5K+2.9%110.8K9.85

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