Skip to main content

Hanover Insurance Group, Inc.

THG
Exchange
NYSE
Industry
Fire, Marine & Casualty Insurance
SEC CIK
0000944695

In the last 90 days, Hanover Insurance Group, Inc. insiders filed 0 open-market purchases and 3 sales; 547 institutions reported holding it in 13F filings for Q2 2026, worth $6.84B in total; Markel Group is the only superinvestor holding it.

13F holders, Q4 2025

Institutional positions in Hanover Insurance Group, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
496
+41 vs. Q3 2025
Shares held
31.8M
+398.5K (+1.3%) vs. Q3 2025
Total value
$5.81B
+$107.6M (+1.9%) vs. Q3 2025
New holders
76
179 more added
Sold out
35
160 more reduced

5 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting THG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 496 institutions
Q1 2021: 351 institutionsQ2 2021: 328 institutionsQ3 2021: 325 institutionsQ4 2021: 352 institutionsQ1 2022: 358 institutionsQ2 2022: 356 institutionsQ3 2022: 332 institutionsQ4 2022: 356 institutionsQ1 2023: 350 institutionsQ2 2023: 337 institutionsQ3 2023: 335 institutionsQ4 2023: 343 institutionsQ1 2024: 347 institutionsQ2 2024: 369 institutionsQ3 2024: 377 institutionsQ4 2024: 405 institutionsQ1 2025: 437 institutionsQ2 2025: 433 institutionsQ3 2025: 460 institutionsQ4 2025: 496 institutionsQ1 2026: 507 institutionsQ2 2026: 547 institutions
Value heldQ4 2025: $5.81B
Q1 2021: $4.03BQ2 2021: $4.16BQ3 2021: $3.91BQ4 2021: $3.95BQ1 2022: $4.53BQ2 2022: $4.48BQ3 2022: $3.99BQ4 2022: $4.19BQ1 2023: $3.97BQ2 2023: $3.47BQ3 2023: $3.48BQ4 2023: $3.77BQ1 2024: $4.27BQ2 2024: $3.95BQ3 2024: $4.65BQ4 2024: $4.90BQ1 2025: $5.60BQ2 2025: $5.48BQ3 2025: $5.70BQ4 2025: $5.81BQ1 2026: $5.44BQ2 2026: $6.84B
Institutions holding THG and their total value by quarter
QuarterHoldersValue
Q2 2026547$6.84B
Q1 2026507$5.44B
Q4 2025496$5.81B
Q3 2025460$5.70B
Q2 2025433$5.48B
Q1 2025437$5.60B
Q4 2024405$4.90B
Q3 2024377$4.65B
Q2 2024369$3.95B
Q1 2024347$4.27B
Q4 2023343$3.77B
Q3 2023335$3.48B
Q2 2023337$3.47B
Q1 2023350$3.97B
Q4 2022356$4.19B
Q3 2022332$3.99B
Q2 2022356$4.48B
Q1 2022358$4.53B
Q4 2021352$3.95B
Q3 2021325$3.91B
Q2 2021328$4.16B
Q1 2021351$4.03B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Hanover Insurance Group, Inc.; share changes are against Q3 2025.

Institutions holding THG in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Avion Wealth5$00.00%00.0%Unchanged
Dunhill Financial, LLC1$1250.00%+1New
TFC Financial Management1$1830.00%00.0%Unchanged
Cromwell Holdings LLC3$5480.00%00.0%Unchanged
Rossby Financial, LCC3$5480.00%+3New
Optima Capital LLC3$5480.00%+3New
Cornerstone Financial Management LLC3$5480.00%+3New
HFM Investment Advisors, LLC3$5490.00%00.0%Unchanged
Creative Financial Designs Inc4$7310.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC4$7310.00%00.0%Unchanged
Signature Equity Partners, LLC4$7310.00%+4New
Hughes Financial Services, LLC5$9140.00%+2+66.7%Added
Bruce G. Allen Investments, LLC6$1.10K0.00%00.0%Unchanged
SageView Advisory Group, LLC6$1.10K0.00%+6New
DiNuzzo Private Wealth, Inc.7$1.28K0.00%00.0%Unchanged
Golden State Wealth Management, LLC8$1.46K0.00%+8New
S&T Bank9$1.65K0.00%−15−62.5%Reduced
Activest Wealth Management9$1.65K0.00%+9New
Optiver Holding B.V.10$1.83K0.00%−64−86.5%Reduced
CX Institutional11$2.00K0.00%+11New
SBI Securities Co., Ltd.11$2.01K0.00%+11New
Annis Gardner Whiting Capital Advisors, LLC12$2.19K0.00%00.0%Unchanged
Frazier Financial Advisors, LLC12$2.19K0.00%+12New
Spire Wealth Management13$2.38K0.00%+3+30.0%Added
Private Wealth Management Group, LLC13$2.38K0.00%00.0%Unchanged
First Horizon Corp14$2.56K0.00%00.0%Unchanged
Prestige Wealth Management Group LLC14$2.56K0.00%00.0%Unchanged
WealthCollab, LLC14$2.56K0.00%+14New
Harbour Investments, Inc.15$2.74K0.00%+1+7.1%Added
Flagship Harbor Advisors, LLC16$2.95K0.00%+16New
Whittier Trust Co of Nevada Inc17$3.01K0.00%−6−26.1%Reduced
Bare Financial Services, Inc17$3.11K0.00%+12+240.0%Added
UMA Financial Services, Inc.17$3.11K0.00%−9−34.6%Reduced
ZRC Wealth Management, LLC17$3.11K0.00%+17New
GPS Wealth Strategies Group, LLC18$3.31K0.00%00.0%Unchanged
Rialto Wealth Management, LLC19$3.47K0.00%+12+171.4%Added
Ares Financial Consulting, LLC19$3.47K0.00%+19New
Cary Street Partner Investment Advisory LLC20$3.66K0.00%−1−4.8%Reduced
Fortitude Family Office, LLC21$3.84K0.00%00.0%Unchanged
Highline Wealth Partners LLC21$3.84K0.00%00.0%Unchanged
South State Corp.23$4.20K0.00%+18+360.0%Added
WPG Advisers, LLC25$4.57K0.00%00.0%Unchanged
Sachetta, LLC25$4.57K0.00%00.0%Unchanged
McIlrath & Eck, LLC27$4.93K0.00%−77−74.0%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.28$5.01K0.00%00.0%Unchanged
BankPlus Trust Department28$5.12K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc31$5.67K0.00%00.0%Unchanged
Marquette Asset Management, LLC32$5.85K0.00%+32New
DAGCO, Inc.34$6.21K0.00%00.0%Unchanged
Pinnacle Wealth Planning Services, Inc.34$6.21K0.00%+34New
JFS Wealth Advisors, LLC41$7.49K0.00%+11+36.7%Added
Larson Financial Group LLC41$7.49K0.00%+30+272.7%Added
Grove Bank & Trust41$7.49K0.00%+41New
Smithfield Trust Co50$9.00K0.00%00.0%Unchanged
Curat Global, LLC50$9.14K0.01%00.0%Unchanged
Caitlin John, LLC50$9.14K0.01%+50New
Central Trust Co55$10.1K0.00%00.0%Unchanged
Manchester Capital Management LLC55$10.1K0.00%+4+7.8%Added
Bell Investment Advisors, Inc63$11.5K0.00%00.0%Unchanged
Keating Financial Advisory Services, Inc.69$12.6K0.00%+69New
Salomon & Ludwin, LLC70$12.6K0.00%00.0%Unchanged
Icon Advisers Inc70$12.8K0.00%00.0%Unchanged
Brown Brothers Harriman & Co72$13.2K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC84$15.4K0.00%00.0%Unchanged
AdvisorNet Financial, Inc92$16.8K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC91$17.0K0.00%00.0%Unchanged
Elyxium Wealth, LLC103$18.8K0.01%+103New
Westside Investment Management, Inc.106$19.0K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co108$19.7K0.00%+8+8.0%Added
Covestor Ltd112$20.0K0.01%00.0%Unchanged
Ameriflex Group, Inc.111$20.3K0.01%−7−5.9%Reduced
Matrix Trust Co114$21.0K0.00%−1−0.9%Reduced
Assetmark, Inc116$21.2K0.00%+4+3.6%Added
Bayban118$21.6K0.02%+118New
GHP Investment Advisors, Inc.121$22.1K0.00%+1+0.8%Added
Steigerwald, Gordon & Koch Inc.125$22.8K0.00%00.0%Unchanged
Clearstead Advisors, LLC137$25.0K0.00%−63−31.5%Reduced
MAI Capital Management139$25.4K0.00%+69+98.6%Added
Bank of New Hampshire140$25.6K0.01%00.0%Unchanged
Root Financial Partners, LLC140$25.6K0.00%+16+12.9%Added
Plante Moran Financial Advisors, LLC144$26.3K0.00%00.0%Unchanged
Community Bank, N.A.147$26.9K0.00%00.0%Unchanged
Atlantic Trust, LLC166$30.3K0.00%00.0%Unchanged
Private Trust Co NA168$30.7K0.00%00.0%Unchanged
McMillan Office, Inc.168$30.7K0.00%+168New
Massmutual Trust Co FSB171$31.3K0.00%00.0%Unchanged
DT Investment Partners, LLC174$31.8K0.00%00.0%Unchanged
Entrust Financial LLC183$33.4K0.02%+183New
Sound Income Strategies, LLC203$34.5K0.00%+1+0.5%Added
Whittier Trust Co226$40.0K0.00%−2−0.9%Reduced
SJS Investment Consulting Inc.230$42.0K0.01%+153+198.7%Added
1620 Investment Advisors, Inc.232$42.4K0.03%00.0%Unchanged
Parkside Financial Bank & Trust241$44.0K0.00%+5+2.1%Added
IFP Advisors, Inc256$46.8K0.00%+152+146.2%Added
Torren Management, LLC267$48.8K0.02%+267New
Basecamp Wealth Advisors LLC288$52.6K0.01%+288New
Nomura Asset Management Co Ltd320$58.5K0.00%00.0%Unchanged
Financial Perspectives, Inc320$58.5K0.02%00.0%Unchanged
Ancora Advisors, LLC335$61.2K0.00%+335New
True Wealth Design, LLC370$67.6K0.02%−1−0.3%Reduced