13F Insight
DOSSIER · 13F Holders · Q2 2026Financial Services · Fire, Marine & Casualty Insurance
THG

HANOVER INS GROUP INC

565 institutions still hold HANOVER INS GROUP INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 410867105·Fire, Marine & Casualty Insurance·565 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$4.3B
visible holders
Holders
565
filers reporting
Concentration
17.41%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

565 institutions reported THG in Q2 2026. BlackRock, Inc. leads at 17.4% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$756M3.5M0.01%Q2 202602
Vanguard Portfolio Management
CIK 0002100121· Index
$411M1.9M0.02%Q2 202603
STATE STREET CORP
CIK 0000093751
$348M1.6M0.01%Q2 202604
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$312M1.5M0.01%Q2 202605
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$287M1.3M0.10%Q2 202606
PRICE T ROWE ASSOCIATES INC /MD/
CIK 0000080255
$240M1.4M0.03%Q1 202607
FULLER & THALER ASSET MANAGEMENT, INC.
CIK 0001082327
$233M1.1M0.64%Q2 202608
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$231M1.1M0.10%Q2 202609
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$221M1.0M0.04%Q2 202610
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$176M824K0.10%Q2 202611
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$156M729K0.01%Q2 202612
ALLIANCEBERNSTEIN L.P.
CIK 0001109448
$152M832K0.05%Q1 202613
AMERIPRISE FINANCIAL INC
CIK 0000820027
$150M699K0.03%Q2 202614
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$128M596K0.04%Q2 202615
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$97M453K0.01%Q2 202616
Invesco Ltd.
CIK 0000914208
$97M452K0.01%Q2 202617
MORGAN STANLEY
CIK 0000895421
$97M451K0.01%Q2 202618
NORGES BANK
CIK 0001374170· Sovereign
$96M447K0.01%Q2 202619
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.
CIK 0001021642
$80M373K0.71%Q2 202620
LONDON CO OF VIRGINIA
CIK 0001259887
$77M361K0.44%Q2 2026
Page 1 of 29
545 more holders available. Log in →
Insiders at HANOVER INS GROUP INC
Kerrigan Dennis Francis →Carlin Jane D →Farber Jeffrey M →Egan Cynthia →Lane Kathy S →Lavey Richard W →Lee Willard T →Lovely David John →