Quarter-end position / Version 1 · published

MARKEL GROUP INC.

Reporting manager / owner
AQR CAPITAL MANAGEMENT LLC
Relationship
Associated institution
Record date
2026-06-30
Date meaning
Original Form 13F report period
CUSIP / security class
570535104 / COM
Quantity
36,330 shares
Reported value / amount
$70,904,961
Weight / denominator
0.024719% · Calculated: issuer/class value divided by the complete original reported table; not personal wealth
Quarter-end reported price
Not disclosed; not purchase cost
Derived value per reported unit
1,951.691742; reported value ÷ quantity, not observed market price
Source-reported activity
Not disclosed
Coverage
Complete original information table grouped by CUSIP and security class
Reviewed by
DeepSeek AI
Published
22 Oct 2026

Original regulatory disclosure; 7 original filing line(s) grouped within this issuer/class. Absence from a disclosed table is not private account verification.

Reporting-entity association

Original filing attribution · 7 line(s)

Reporting manager: AQR CAPITAL MANAGEMENT LLC. 13F COMBINATION REPORT. These are reported investment-discretion relationships, not proof of beneficial ownership or a personal account. Each original line is counted once, including lines naming multiple managers.

Other included managers: 1 / Petros Family Wealth, LLC · CIK 0002004963; 2 / KEB ASSET MANAGEMENT, LLC · CIK 0001903035; 3 / AQR Capital Management Holdings, LLC · CIK 0001633376; 4 / RF&L WEALTH MANAGEMENT, LLC · CIK 0001965915; 5 / Prism Planning Partners LLC · CIK 0002110534; 6 / Compound Planning, Inc. · CIK 0001978879; 7 / DOPKINS WEALTH MANAGEMENT, LLC · CIK 0001904152; 8 / Arax Advisory Partners · CIK 0001586767; 9 / Alaska Permanent Fund Corp · CIK 0001582681; 10 / GuideStone Capital Management, LLC · CIK 0001308668; 11 / HALBERT HARGROVE GLOBAL ADVISORS, LLC · CIK 0001484205; 12 / Stokes Family Office, LLC · CIK 0001802278; 13 / NATIONAL MUTUAL FUNDS MANAGEMENT LTD · CIK 0001966440.

Managers reporting holdings elsewhere: AQR Arbitrage LLC · CIK 0001167456. Those other reports are not included in this table’s total.

ORIGINAL LINEREPORTED QUANTITY / VALUEOTHER MANAGER / DISCRETIONVOTING AUTHORITY
11,97397 shares$189,316Arax Advisory Partners · CIK 0001586767Original field: 8 · Discretion: OTRSole 97Shared 0 · None 0
11,9743 shares$5,855Stokes Family Office, LLC · CIK 0001802278Original field: 12 · Discretion: OTRSole 3Shared 0 · None 0
11,9752 shares$3,903DOPKINS WEALTH MANAGEMENT, LLC · CIK 0001904152Original field: 7 · Discretion: OTRSole 2Shared 0 · None 0
11,976143 shares$279,095HALBERT HARGROVE GLOBAL ADVISORS, LLC · CIK 0001484205Original field: 11 · Discretion: OTRSole 143Shared 0 · None 0
11,97736,066 shares$70,389,709No included manager referencedOriginal field: Not stated · Discretion: DFNDSole 35,676Shared 0 · None 390
11,9785 shares$9,759KEB ASSET MANAGEMENT, LLC · CIK 0001903035Original field: 2 · Discretion: OTRSole 5Shared 0 · None 0
11,97914 shares$27,324Prism Planning Partners LLC · CIK 0002110534Original field: 5 · Discretion: OTRSole 14Shared 0 · None 0

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Sources.

AQR CAPITAL MANAGEMENT LLC — 13F-HR — 2026-06-30 · U.S. SEC EDGAR · Published 14 Aug 2026 · Collected 22 Oct 2026 · Evidence details ↗

Version history.

Version 1 · published · 22 Oct 2026 · Full review note

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