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Livermore
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Berkley W R Corp

WRB
Exchange
NYSE
Industry
Fire, Marine & Casualty Insurance
SEC CIK
0000011544

No open-market purchases or sales by Berkley W R Corp insiders were filed in the last 90 days; 954 institutions reported holding it in 13F filings for Q2 2026, worth $19.7B in total; Markel Group is the only superinvestor holding it.

Other share classesWRB.PEWRB.PFWRB.PGWRB.PH

Q1 2026 vs. Q4 2025

How the institutions holding Berkley W R Corp changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of WRB: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders95217926−9
Shares284.4M43.9M278.9M+38.5M (+16.0%)
Value$19.9B$3.08B$18.5B+$1.63B (+9.7%)

17 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (97)

Institutions that held Berkley W R Corp at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to WRB in Q1 2026
InstitutionSharesValue% of portfolio
Vanguard Capital Management LLC18,925,841$1.25B0.03%
Vanguard Portfolio Management LLC14,750,233$977.6M0.05%
Vanguard Fiduciary Trust Co1,658,869$109.9M0.03%
Vanguard Global Advisers, LLC648,408$43.0M0.02%
Vanguard Asset Management, Ltd405,822$26.9M0.02%
Aware Super Pty Ltd as trustee of Aware Super364,949$24.2M0.37%
D. E. Shaw & Co., Inc.200,813$13.3M0.01%
HRT Financial LP176,640$11.7M0.03%
Qube Research & Technologies Ltd154,049$10.2M0.01%
Vanguard Investments Australia, Ltd.123,245$8.17M0.02%
CIBC Bancorp USA Inc.110,416$7.32M0.01%
Sciencast Management LP95,406$6.32M0.81%
Schonfeld Strategic Advisors LLC68,643$4.55M0.04%
New Vernon Investment Management LLC64,046$4.24M4.51%
SEB Asset Management AB59,523$3.95M0.02%
Hennessy Advisors Inc39,500$2.62M0.09%
Twinbeech Capital LP36,100$2.39M0.25%
Worldquant Millennium Advisors LLC35,945$2.38M0.01%
Entropy Technologies, LP33,496$2.22M0.10%
Axq Capital, LP29,345$1.94M0.25%
Empowered Funds, LLC25,841$1.71M0.01%
Qsemble Capital Management, LP25,648$1.70M0.13%
Wellington Management Group LLP21,127$1.40M0.00%
DC Investments Management, LLC19,958$1.32M0.51%
Catalyst Funds Management Pty Ltd17,152$1.14M0.19%
Quadrature Capital Ltd15,003$994.4K0.01%
Blue Sparrow, LLC14,430$956.4K0.02%
Integrated Wealth Concepts LLC14,250$944.5K0.01%
ING Groep NV13,532$896.9K0.01%
Brighton Jones LLC13,179$873.5K0.02%
Virtu Financial LLC10,043$666.0K0.03%
Voleon Capital Management LP9,456$626.7K0.01%
Saudi Central Bank9,118$604.3K0.01%
Hilltop Holdings Inc.9,060$600.5K0.05%
Oxford Asset Management LLP8,310$550.8K0.22%
Banque Transatlantique SA7,534$499.4K0.01%
Busey Wealth Management7,214$478.1K0.01%
CAPROCK Group, Inc.6,923$458.9K0.01%
Claro Advisors LLC6,071$402.4K0.05%
Davis Asset Management, L.P.5,804$384.7K0.01%
CenterBook Partners LP5,722$379.3K0.02%
Concentric Capital Strategies, LP5,327$353.1K0.03%
Gallacher Capital Management LLC5,128$339.9K0.13%
Odyssean, LLC5,098$337.9K0.12%
BCS Private Wealth Management, Inc.4,639$307.5K0.09%
Engineers Gate Manager LP4,458$295.5K0.00%
Oppenheimer & Co Inc4,300$285.0K0.00%
111 Capital4,253$281.9K0.07%
S&G Foundation3,375$223.7K0.01%
Havemeyer Place LP3,294$218.3K0.03%
Laurion Capital Management LP3,255$215.7K0.02%
Evergreen Capital Management LLC3,160$209.4K0.00%
Sapient Capital LLC3,147$208.6K0.00%
Ignite Planners, LLC3,105$205.7K0.03%
J.W. Cole Advisors, Inc.3,091$204.9K0.01%
RiverFront Investment Group, LLC3,085$204.5K0.00%
Cary Street Partner Investment Advisory LLC2,467$163.5K0.04%
FIL Ltd1,797$119.1K0.00%
Cary Street Partners Financial LLC1,428$94.6K0.00%
Banque Cantonale Vaudoise997$66.0K0.00%
Twin Peaks Wealth Advisors, LLC333$22.1K0.01%
RWM Asset Management, LLC327$21.7K0.00%
Greykasell Wealth Strategies, Inc.178$11.8K0.00%
Owl Creek Wealth Partners LLC165$10.9K0.00%
Beacon Investment Advisory Services, Inc.157$10.4K0.00%
Innovative Asset Advisors Group, LLC153$10.2K0.01%
Rossby Financial, LCC151$9.86K0.00%
Whipplewood Advisors, LLC132$8.75K0.00%
Kemnay Advisory Services Inc.110$7.29K0.00%
Addison Advisors LLC91$6.03K0.00%
Tower View Investment Management & Research LLC76$5.04K0.00%
Philadelphia Investment Partners, LLC69$4.59K0.00%
Sound Income Strategies, LLC48$3.13K0.00%
Salem Investment Counselors Inc45$2.98K0.00%
RMG Wealth Management LLC40$2.66K0.00%
Purpose Unlimited Inc.35$2.32K0.00%
Fountainhead AM, LLC34$2.25K0.00%
Operose Advisors LLC34$2.25K0.00%
Atlantic Union Bankshares Corp30$1.99K0.00%
Estabrook Capital Management28$1.86K0.00%
JPL Wealth Management, LLC28$1.86K0.00%
Burk Holdings LLC28$1.86K0.00%
Caitong International Asset Management Co., Ltd27$1.79K0.00%
Vermillion Wealth Management, Inc.21$1.39K0.00%
Richardson Capital Management LLC20$1.33K0.00%
Bare Financial Services, Inc20$1.33K0.00%
NBT Bank N A19$1.26K0.00%
First Horizon Corp15$9940.00%
SHP Wealth Management13$8620.00%
Silver Grove Financial Group, Inc.12$7950.00%
Golden State Equity Partners10$6620.00%
Wall Street Financial Group, Inc.9$5970.00%
Intentional Wealth Strategies, LLC5$3310.00%
Nvest Wealth Strategies, Inc.4$2660.00%
Curio Wealth, LLC3$1990.00%
Napier Financial, LLC3$1990.00%
3 Factor Indexing, LLC1$670.00%

Sold out (106)

Institutions that held Berkley W R Corp at the end of Q4 2025 and filed for Q1 2026 without it.

Showing the largest 100 of 106 by value.

Institutions that sold out of WRB in Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Arbejdsmarkedets Tillaegspension347,460$24.4M
Royce & Associates LP182,740$12.8M
Moran Wealth Management, LLC172,670$12.1M
Alberta Investment Management Corp130,000$9.12M
Vega Investment Solutions113,752$8.03M
Skandinaviska Enskilda Banken AB (publ)81,083$5.69M
Natixis60,116$4.22M
Aquatic Capital Management LLC49,519$3.47M
Rakuten Investment Management, Inc.39,630$2.81M
Verition Fund Management LLC39,035$2.74M
Banco Santander, S.A.24,306$1.70M
Board of the Pension Protection Fund24,300$1.70M
Quest Partners LLC23,362$1.64M
Generali Asset Management SPA SGR23,245$1.63M
IMC-Chicago, LLC20,951$1.47M
Kentucky Retirement Systems18,218$1.28M
Parr McKnight Wealth Management Group, LLC18,112$1.27M
Pensionfund Sabic17,850$1.25M
Invst, LLC17,678$1.24M
Armistice Capital, LLC13,523$948.2K
Cumberland Partners Ltd11,765$825.0K
Commerzbank Aktiengesellschaft11,347$796.0K
Oak Thistle LLC11,206$785.8K
Baader Bank INC9,670$668.7K
JT Stratford LLC8,519$597.4K
Elser Financial Planning, Inc4,792$559.5K
Trustmark National Bank Trust Department7,734$542.3K
Two Sigma Advisers, LP7,725$541.7K
Forum Financial Management, LP7,122$499.4K
DRW Securities, LLC6,839$479.6K
Tocqueville Asset Management L.P.6,750$473.3K
Holocene Advisors, LP6,596$462.5K
AlphaCore Capital LLC6,291$441.1K
1248 Management, LLC6,009$421.4K
Advisor OS, LLC5,996$420.5K
Greenwood Capital Associates LLC5,993$420.2K
Cynosure Management, LLC5,959$417.8K
XTX Topco Ltd5,535$388.1K
Buckingham Strategic Partners5,352$375.3K
Picton Mahoney Asset Management5,312$372.5K
Willow Financial LLC5,274$369.8K
Axxcess Wealth Management, LLC5,070$355.5K
Third View Private Wealth, LLC5,043$353.6K
Severin Investments, LLC4,964$348.1K
Diversify Advisory Services, LLC4,990$338.7K
Boothbay Fund Management, LLC4,647$325.8K
IFG Advisory, LLC4,630$324.7K
Pallas Capital Advisors LLC4,457$312.5K
Stevens Capital Management LP4,426$310.0K
David R. Rahn & Associates Inc.4,010$281.2K
HighPoint Advisor Group LLC3,926$275.3K
Hamilton Wealth, LLC3,890$272.8K
Fisher Asset Management, LLC3,773$264.6K
Perbak Capital Partners LLP3,567$250.1K
Profund Advisors LLC3,321$232.9K
Marble Wealth, LLC3,175$222.7K
Accurate Wealth Management, LLC3,173$217.3K
Summit Financial, LLC3,063$214.8K
Hancock Whitney Corp3,049$213.8K
MQS Management LLC3,034$212.7K
Lantz Financial LLC3,034$212.7K
Tradewinds, LLC.3,013$211.2K
SmartHarvest Portfolios, LLC3,012$211.2K
Woodmont Investment Counsel LLC2,970$208.3K
Summitry LLC2,955$207.2K
Fiduciary Trust Co2,924$205.0K
Spears Abacus Advisors LLC2,904$203.6K
Exit Wealth Advisors, LLC.2,880$201.9K
StoneX Group Inc.2,877$201.8K
Graham Capital Wealth Management, LLC2,877$201.7K
Cigna Investments Inc2,847$200.0K
Eagle Bay Advisors LLC2,496$175.0K
LRI Investments, LLC1,863$130.6K
eCIO, Inc.770$54.0K
Sentry Investment Management LLC745$52.0K
DV Trading LLC605$42.4K
Flagship Harbor Advisors, LLC595$41.8K
Quarry LP558$39.1K
Compass Financial Services Inc343$24.0K
Navalign, LLC322$22.6K
Reflection Asset Management289$20.3K
Fideuram Asset Management (Ireland) dac267$15.3K
Johnson Financial Group, Inc.138$9.68K
IFC & Insurance Marketing, Inc.132$9.00K
Elyxium Wealth, LLC110$7.75K
SageView Advisory Group, LLC95$6.66K
Bravera Wealth95$6.66K
Group One Trading, L.P.82$5.75K
Wealth Watch Advisors, INC76$5.33K
Innovative Advisory Group, LLC65$4.56K
Howard Hughes Medical Institute64$4.49K
Family CFO Inc60$4.21K
Quattro Advisors LLC47$3.33K
Legacy Bridge, LLC43$3.02K
CBIZ Investment Advisory Services, LLC31$2.17K
Harvest Fund Management Co., Ltd31$2.00K
Tucker Asset Management LLC16$1.12K
Valley National Advisers Inc16$1.00K
Rakuten Securities, Inc.11$771
Winnow Wealth LLC10$710

Not filed for Q1 2026 yet (17)

Institutions that held Berkley W R Corp at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding WRB in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Vanguard Group Inc37,033,581$2.60B
Norges Bank6,214,380$435.8M
Brandywine Global Investment Management, LLC220,882$15.5M
Capitolis Liquid Global Markets LLC178,000$12.5M
Forsta Ap-Fonden87,650$6.15M
Comerica Bank74,911$5.25M
CIBC World Markets Corp41,874$2.94M
CIBC Private Wealth Group, LLC38,535$2.70M
Trust Co of Vermont16,960$1.19M
Global Retirement Partners, LLC10,843$760.3K
Gifford Fong Associates10,125$710.0K
Transatlantique Private Wealth LLC8,090$567.3K
NDVR, Inc.4,256$298.4K
FineMark National Bank & Trust3,098$217.2K
Pandora Wealth, Inc.1,167$81.8K
DV Equities, LLC419$29.4K
ORG Partners LLC49$3.43K