DOSSIER · 13F Holders · Q1 2026Financial Services · Fire, Marine & Casualty Insurance
RLI

RLI CORP

430 institutions still hold RLI CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 749607107·Fire, Marine & Casualty Insurance·430 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$3.3B
visible holders
Holders
430
filers reporting
Concentration
15.39%
STATE STREET CORP #1
top holder share
AI Holders Summary · Q1 2026

430 institutions reported RLI in Q1 2026. STATE STREET CORP leads at 15.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
STATE STREET CORP
CIK 0000093751
$513M9.0M0.02%Q1 2026
02
BlackRock, Inc.
CIK 0002012383
$460M8.1M0.01%Q1 2026
03
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
CIK 0001021223
$400M7.0M1.17%Q1 2026
04
Vanguard Portfolio Management
CIK 0002100121· Index
$274M4.8M0.01%Q1 2026
05
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$234M4.1M0.01%Q1 2026
06
WASATCH ADVISORS LP
CIK 0000814133
$214M3.6M1.40%Q2 2026
07
Van Berkom & Associates Inc.
CIK 0001524408
$153M2.7M2.51%Q1 2026
08
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$142M2.5M0.01%Q1 2026
09
MARKEL GROUP INC.
CIK 0001096343
$137M2.4M1.14%Q1 2026
10
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$110M1.9M0.02%Q1 2026
11
Invesco Ltd.
CIK 0000914208
$102M1.8M0.01%Q1 2026
12
Maren Capital LLC
CIK 0001961415
$102M1.8M5.34%Q1 2026
13
Port Capital LLC
CIK 0001729212
$79M1.4M3.52%Q1 2026
14
MORGAN STANLEY
CIK 0000895421
$75M1.3M0.00%Q1 2026
15
T. Rowe Price Investment Management, Inc.
CIK 0001897612
$67M1.2M0.05%Q1 2026
16
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$64M1.1M0.01%Q1 2026
17
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$53M937K0.04%Q1 2026
18
JPMORGAN CHASE & CO
CIK 0000019617
$51M882K0.00%Q1 2026
19
ARIEL INVESTMENTS, LLC
CIK 0000936753
$50M872K0.56%Q1 2026
20
NORTHERN TRUST CORP
CIK 0000073124· Index
$49M867K0.01%Q1 2026
Page 1 of 22
410 more holders available. Log in →
Insiders at RLI CORP
Restrepo Robert P JrStone Michael JDuclos David B.Graham Jordan WFleming Susan S.Roberts Debbie SharellMedini Paul BennettKellogg Clark C