HANOVER INSURANCE GROUP, INC. (THG) — Institutional Holders, Q2 2026 (page 2)

549 institutional investment managers reported a THG position on SEC Form 13F-HR for the quarter ended June 30, 2026, with a combined reported value of $6.8B. Every filer is listed below, ranked by position value, 100 per page; this page shows ranks 101 to 200. Put and call option positions are excluded, and a firm filing several lots or share classes is shown once with its total.

THG 13F holders ranked 101–200 of 549

Institutional investors reporting a position in HANOVER INSURANCE GROUP, INC. on SEC Form 13F-HR for Q2 2026, ranked by reported value.
InstitutionValueQoQ
Philadelphia Financial Management of San Francisco#101 · 31,040 sh$6.6MNew
Mariner#102 · 29,505 sh$6.3M+94.9%
Meiji Yasuda Asset Management Ltd.#103 · 29,298 sh$6.3M-1.0%
Focus Partners Wealth#104 · 28,384 sh$6.1M+15.8%
Horizon Investments#105 · 28,290 sh$6.1M+24.9%
Bridgewater Associates#106 · 28,113 sh$6.0M+76.2%
WORLDQUANT MILLENNIUM ADVISORS#107 · 27,807 sh$6.0M+325.9%
Pathstone#108 · 26,425 sh$5.7M+2.0%
Illinois Municipal Retirement Fund#109 · 25,411 sh$5.4M+14.5%
MANUFACTURERS LIFE INSURANCE COMPANY, THE#110 · 25,188 sh$5.4M+0.4%
WINTON GROUP Ltd#111 · 24,761 sh$5.3M+1447.6%
Sterling Capital Management#112 · 24,315 sh$5.2M-3.8%
PEREGRINE CAPITAL MANAGEMENT#113 · 23,118 sh$5.0M-7.8%
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM#114 · 22,753 sh$4.9M-4.3%
D. E. Shaw#115 · 22,692 sh$4.9M+1270.3%
Goelzer Investment Management#116 · 22,529 sh$4.8M-3.2%
WEDGE CAPITAL MANAGEMENT L L P#117 · 22,245 sh$4.8M-4.7%
CITIGROUP#118 · 22,167 sh$4.7M-45.3%
GREAT WEST LIFE ASSURANCE#119 · 21,040 sh$4.5M+1.9%
BI Asset Management Fondsmaeglerselskab A/S#120 · 20,804 sh$4.5MNew
MERCER GLOBAL ADVISORS#121 · 20,792 sh$4.5M+72.4%
Schonfeld Strategic Advisors#122 · 20,354 sh$4.4M-50.8%
LPL Financial#123 · 20,173 sh$4.3M+38.1%
FIFTH THIRD BANCORP#124 · 19,727 sh$4.2M-0.6%
STIFEL FINANCIAL#125 · 19,128 sh$4.1M-1.1%
Northwest & Ethical Investments L.P.#126 · 19,040 sh$4.1M-47.6%
WEALTH ENHANCEMENT ADVISORY SERVICES#127 · 20,733 sh$4.1M+57.2%
Vanguard Global Advisers#128 · 18,827 sh$4.0M+11.4%
PRUDENTIAL FINANCIAL#129 · 18,815 sh$4.0M-14.9%
NATIXIS#130 · 18,685 sh$4.0MNew
NEW YORK STATE COMMON RETIREMENT FUND#131 · 18,639 sh$4.0M0.0%
BESSEMER GROUP#132 · 17,968 sh$3.8M0.0%
Madison Asset Management#133 · 17,777 sh$3.8M+0.1%
LOS ANGELES CAPITAL MANAGEMENT#134 · 17,188 sh$3.7M-35.9%
MetLife Investment Management#135 · 16,841 sh$3.6M-3.3%
Robeco Institutional Asset Management B.V.#136 · 16,472 sh$3.5M-1.2%
DEUTSCHE BANK AG\#137 · 16,407 sh$3.5M+7.7%
LAZARD ASSET MANAGEMENT#138 · 16,367 sh$3.5M-5.0%
Hillsdale Investment Management#139 · 16,300 sh$3.5M0.0%
Police & Firemen's Retirement System of New Jersey#140 · 15,635 sh$3.3M+6.2%
AGF MANAGEMENT LTD#141 · 15,592 sh$3.3M-26.0%
AMALGAMATED BANK#142 · 15,476 sh$3.3M-6.4%
Treasurer of the State of North Carolina#143 · 14,799 sh$3.2M-2.2%
Pullen Investment Management#144 · 14,571 sh$3.1M-0.2%
MML INVESTORS SERVICES#145 · 13,813 sh$3.0M-24.1%
LOWE BROCKENBROUGH#146 · 13,690 sh$2.9M-0.1%
LEUTHOLD GROUP#147 · 13,633 sh$2.9M-4.8%
State of Alaska, Department of Revenue#148 · 13,622 sh$2.9M-8.8%
State of Tennessee, Treasury Department#149 · 13,564 sh$2.9M-1.8%
VICTORY CAPITAL MANAGEMENT#150 · 13,339 sh$2.9M+22.8%
OSAIC#151 · 13,026 sh$2.8M+87.7%
MUTUAL OF AMERICA CAPITAL MANAGEMENT#152 · 12,986 sh$2.8M-4.3%
PALISADE CAPITAL MANAGEMENT#153 · 12,908 sh$2.8M-20.7%
CAPTRUST FINANCIAL ADVISORS#154 · 12,519 sh$2.7M+39.7%
Stonebridge Financial Group#155 · 12,513 sh$2.7M—
KLP KAPITALFORVALTNING AS#156 · 12,500 sh$2.7M0.0%
NISA INVESTMENT ADVISORS#157 · 12,342 sh$2.6M-3.8%
State of New Jersey Common Pension Fund D#158 · 12,287 sh$2.6M-4.3%
Elo Mutual Pension Insurance#159 · 12,198 sh$2.6MNew
Federation des caisses Desjardins du Quebec#160 · 11,878 sh$2.5M+0.4%
XTX Topco Ltd#161 · 11,842 sh$2.5M-38.5%
Boston Partners#162 · 11,819 sh$2.5M-15.8%
ROYAL BANK OF CANADA#163 · 11,818 sh$2.5M+3.0%
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY#164 · 11,731 sh$2.5M0.0%
Vident Advisory#165 · 11,580 sh$2.5MNew
Ensign Peak Advisors#166 · 11,511 sh$2.5M+77.4%
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO#167 · 11,355 sh$2.4M-3.3%
Zurcher Kantonalbank (Zurich Cantonalbank)#168 · 11,313 sh$2.4M-13.2%
Graham Capital Management, L.P.#169 · 10,861 sh$2.3M+27.6%
Corient Private Wealth#170 · 10,834 sh$2.3M+5.3%
THRIVENT FINANCIAL FOR LUTHERANS#171 · 10,691 sh$2.3M+9.5%
Handelsbanken Fonder AB#172 · 10,437 sh$2.2M0.0%
COMMONWEALTH EQUITY SERVICES#173 · 10,381 sh$2.2M+1.2%
Sanctuary Advisors#174 · 10,340 sh$2.2M+302.8%
Louisiana State Employees Retirement System#175 · 10,200 sh$2.2M-1.0%
MILLENNIUM MANAGEMENT#176 · 10,172 sh$2.2M-91.4%
O'SHAUGHNESSY ASSET MANAGEMENT#177 · 10,073 sh$2.2M+25.0%
INTECH INVESTMENT MANAGEMENT#178 · 9,942 sh$2.1M-51.3%
Arizona State Retirement System#179 · 9,710 sh$2.1M-0.7%
YOUSIF CAPITAL MANAGEMENT#180 · 9,694 sh$2.1M-6.7%
Engineers Gate Manager#181 · 9,617 sh$2.1M-82.4%
IRONWOOD INVESTMENT MANAGEMENT#182 · 9,232 sh$2.0M-0.1%
Vanguard Investments Australia, Ltd.#183 · 9,080 sh$1.9M+3.2%
Linden Thomas Advisory Services#184 · 8,999 sh$1.9M+2.8%
BANK OF MONTREAL#185 · 8,854 sh$1.9M+2.6%
PINNACLE ASSOCIATES LTD#186 · 8,807 sh$1.9M-15.8%
Summit Trail Advisors#187 · 8,624 sh$1.8M-8.5%
GUGGENHEIM CAPITAL#188 · 8,609 sh$1.8M-10.4%
SIT INVESTMENT ASSOCIATES#189 · 8,600 sh$1.8M0.0%
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS#190 · 8,376 sh$1.8M-5.6%
STATE TREASURER STATE OF MICHIGAN#191 · 8,232 sh$1.8M-3.5%
Empowered Funds#192 · 8,202 sh$1.8M+398.6%
Man Group plc#193 · 8,173 sh$1.8M-79.3%
PICTON MAHONEY ASSET MANAGEMENT#194 · 8,101 sh$1.7M-30.5%
Hunter Perkins Capital Management#195 · 7,983 sh$1.7M0.0%
NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY#196 · 7,870 sh$1.7M-0.8%
Neuberger Berman Group#197 · 7,719 sh$1.7M+5.2%
Cetera Investment Advisers#198 · 7,646 sh$1.6M+11.4%
TECTONIC ADVISORS#199 · 7,590 sh$1.6M+6.2%
CIBC Bancorp USA#200 · 7,522 sh$1.6M+9.4%

Source: Form 13F-HR filings on SEC EDGAR, Q2 2026. Values are as reported by each manager at quarter end. “% of portfolio” is the position’s share of the manager’s total reported 13F value for the same quarter. “New” means the manager filed a 13F for Q1 2026 without this position; a dash means no comparison is available. Where a manager’s own filing is internally inconsistent its value is withheld and it is listed last. 13F data shows reported holdings, not recommendations.