AI Holders Summary · Q4 2025

123 institutions reported JRVR in Q4 2025. Zimmer Partners, LP leads at 19.7% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(3 on this page)

#HolderValueShares% port.Quarter

Zimmer Partners, LP

CIK 0001565854

$29M4.6M0.77%Q4 2025 02

T. Rowe Price Investment Management, Inc.

CIK 0001897612

$28M4.5M0.02%Q1 2026 03

BlackRock, Inc.

CIK 0002012383

$15M3.4M0.00%Q2 2026 04

CONTINENTAL GENERAL INSURANCE CO

CIK 0000024046

$11M2.6M2.39%Q2 2026 05

DONALD SMITH & CO., INC.

CIK 0000814375

$11M2.4M0.19%Q2 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$8M1.7M0.00%Q2 2026 07

RBF Capital, LLC

CIK 0001134621

$5M1.2M0.22%Q2 2026 08

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$5M1.1M0.00%Q2 2026 09

DISCOVERY CAPITAL MANAGEMENT, LLC / CT

CIK 0001389507

$5M1.1M0.19%Q2 2026 10

Boston Partners

CIK 0001386060

$5M1.0M0.00%Q2 2026 11

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$4M1.0M0.00%Q2 2026 12

STATE STREET CORP

CIK 0000093751

$4M828K0.00%Q2 2026 13

MORGAN STANLEY

CIK 0000895421

$3M741K0.00%Q2 2026 14

D. E. Shaw & Co., Inc.

CIK 0001009207

$3M427K0.00%Q4 2025 15

PRICE T ROWE ASSOCIATES INC /MD/

CIK 0000080255

$2M365K0.00%Q1 2026 16

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$2M508K0.00%Q2 2026 17

JACOBS LEVY EQUITY MANAGEMENT, INC

CIK 0000884414

$2M350K0.01%Q1 2026 18

KENNEDY CAPITAL MANAGEMENT LLC

CIK 0000884589

$2M492K0.04%Q2 2026 19

TWO SIGMA ADVISERS, LP

CIK 0001478735

$2M320K0.00%Q4 2025 20

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$2M376K0.00%Q2 2026

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