Quarter-end position / Version 1 · published

HANOVER INS GROUP INC.

Reporting manager / owner
AQR CAPITAL MANAGEMENT LLC
Relationship
Associated institution
Record date
2026-03-31
Date meaning
Original Form 13F report period
CUSIP / security class
410867105 / COM
Quantity
1,013,395 shares
Reported value / amount
$175,449,138
Weight / denominator
0.080343% · 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
173.130061; 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; 9 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 · 9 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
8,7601,133 shares$196,156GuideStone Capital Management, LLC · CIK 0001308668Original field: 10 · Discretion: OTRSole 0Shared 0 · None 1,133
8,7618 shares$1,385Compound Planning, Inc. · CIK 0001978879Original field: 6 · Discretion: OTRSole 8Shared 0 · None 0
8,762178 shares$30,817Petros Family Wealth, LLC · CIK 0002004963Original field: 1 · Discretion: OTRSole 178Shared 0 · None 0
8,76316 shares$2,770KEB ASSET MANAGEMENT, LLC · CIK 0001903035Original field: 2 · Discretion: OTRSole 16Shared 0 · None 0
8,7642,426 shares$420,013Arax Advisory Partners · CIK 0001586767Original field: 8 · Discretion: OTRSole 2,426Shared 0 · None 0
8,765126 shares$21,814Prism Planning Partners LLC · CIK 0002110534Original field: 5 · Discretion: OTRSole 126Shared 0 · None 0
8,7661,006,453 shares$174,247,263No included manager referencedOriginal field: Not stated · Discretion: DFNDSole 1,004,460Shared 0 · None 1,993
8,767262 shares$45,360Stokes Family Office, LLC · CIK 0001802278Original field: 12 · Discretion: OTRSole 262Shared 0 · None 0
8,7682,793 shares$483,560HALBERT HARGROVE GLOBAL ADVISORS, LLC · CIK 0001484205Original field: 11 · Discretion: OTRSole 2,793Shared 0 · None 0

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Sources.

AQR CAPITAL MANAGEMENT LLC — 13F-HR — 2026-03-31 · U.S. SEC EDGAR · Published 15 May 2026 · Collected 22 Oct 2026 · Evidence details ↗

Version history.

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

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