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, Q1 2026
Institutional positions in Hanover Insurance Group, Inc. as of Mar 31, 2026. 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
- 507
- +20 vs. Q4 2025
- Shares held
- 31.3M
- +3.72M (+13.5%) vs. Q4 2025
- Total value
- $5.44B
- +$394.7M (+7.8%) vs. Q4 2025
- New holders
- 67
- 200 more added
- Sold out
- 47
- 153 more reduced
9 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 547 | $6.84B |
| Q1 2026 | 507 | $5.44B |
| Q4 2025 | 496 | $5.81B |
| Q3 2025 | 460 | $5.70B |
| Q2 2025 | 433 | $5.48B |
| Q1 2025 | 437 | $5.60B |
| Q4 2024 | 405 | $4.90B |
| Q3 2024 | 377 | $4.65B |
| Q2 2024 | 369 | $3.95B |
| Q1 2024 | 347 | $4.27B |
| Q4 2023 | 343 | $3.77B |
| Q3 2023 | 335 | $3.48B |
| Q2 2023 | 337 | $3.47B |
| Q1 2023 | 350 | $3.97B |
| Q4 2022 | 356 | $4.19B |
| Q3 2022 | 332 | $3.99B |
| Q2 2022 | 356 | $4.48B |
| Q1 2022 | 358 | $4.53B |
| Q4 2021 | 352 | $3.95B |
| Q3 2021 | 325 | $3.91B |
| Q2 2021 | 328 | $4.16B |
| Q1 2021 | 351 | $4.03B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Hanover Insurance Group, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Brevan Howard Capital Management LP | 7,184 | $1.25M | 0.01% | +5,796+417.6% | Added |
| Oregon Public Employees Retirement Fund | 7,288 | $1.26M | 0.02% | +200+2.8% | Added |
| New Mexico Educational Retirement Board | 7,300 | $1.26M | 0.04% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 7,335 | $1.27M | 0.00% | +949+14.9% | Added |
| Vestcor Inc | 7,530 | $1.30M | 0.04% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 7,627 | $1.32M | 0.00% | +1,886+32.9% | Added |
| Northwestern Mutual Investment Management Company, LLC | 7,931 | $1.37M | 0.02% | −30−0.4% | Reduced |
| Hunter Perkins Capital Management, LLC | 7,983 | $1.38M | 0.32% | +63+0.8% | Added |
| Bank of Nova Scotia | 7,991 | $1.39M | 0.00% | +289+3.8% | Added |
| O'Shaughnessy Asset Management, LLC | 8,056 | $1.40M | 0.01% | −325−3.9% | Reduced |
| Toroso Investments, LLC | 8,215 | $1.42M | 0.00% | +236+3.0% | Added |
| Graham Capital Management, L.P. | 8,513 | $1.48M | 0.05% | +7,386+655.4% | Added |
| State of Michigan Retirement System | 8,532 | $1.48M | 0.01% | +100+1.2% | Added |
| Sit Investment Associates Inc | 8,600 | $1.49M | 0.03% | 00.0% | Unchanged |
| Bank of Montreal | 8,630 | $1.50M | 0.00% | −774−8.2% | Reduced |
| Linden Thomas Advisory Services, LLC | 8,751 | $1.52M | 0.15% | −4,813−35.5% | Reduced |
| Vanguard Investments Australia, Ltd. | 8,799 | $1.53M | 0.00% | +8,799 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 8,870 | $1.54M | 0.01% | −35−0.4% | Reduced |
| Captrust Financial Advisors | 8,960 | $1.55M | 0.00% | −78−0.9% | Reduced |
| Ironwood Investment Management LLC | 9,237 | $1.60M | 0.67% | −78−0.8% | Reduced |
| SummitTX Capital, L.P. | 9,396 | $1.63M | 0.05% | −1,658−15.0% | Reduced |
| Summit Trail Advisors, LLC | 9,427 | $1.63M | 0.02% | +3,953+72.2% | Added |
| Guggenheim Capital LLC | 9,608 | $1.67M | 0.01% | −100−1.0% | Reduced |
| Thrivent Financial for Lutherans | 9,763 | $1.69M | 0.00% | +30+0.3% | Added |
| Arizona State Retirement System | 9,775 | $1.69M | 0.01% | −209−2.1% | Reduced |
| BNP Paribas Arbitrage, SA | 10,068 | $1.75M | 0.00% | −1,812−15.3% | Reduced |
| CI Private Wealth, LLC | 10,285 | $1.75M | 0.00% | +4,490+77.5% | Added |
| Quadrature Capital Ltd | 10,135 | $1.76M | 0.02% | +8,410+487.5% | Added |
| Commonwealth Equity Services, LLC | 10,262 | $1.78M | 0.00% | +207+2.1% | Added |
| Louisiana State Employees Retirement System | 10,300 | $1.79M | 0.03% | +500+5.1% | Added |
| Quantbot Technologies LP | 10,334 | $1.79M | 0.07% | +10,334 | New |
| Yousif Capital Management, LLC | 10,389 | $1.80M | 0.02% | −980−8.6% | Reduced |
| Handelsbanken Fonder AB | 10,437 | $1.81M | 0.01% | 00.0% | Unchanged |
| Pinnacle Associates Ltd | 10,456 | $1.81M | 0.02% | +353+3.5% | Added |
| AMG National Trust Bank | 10,835 | $1.88M | 0.04% | −271−2.4% | Reduced |
| Victory Capital Management Inc | 10,859 | $1.88M | 0.00% | −378,595−97.2% | Reduced |
| Royal Bank of Canada | 11,471 | $1.99M | 0.00% | +667+6.2% | Added |
| Picton Mahoney Asset Management | 11,649 | $2.02M | 0.02% | +2,997+34.6% | Added |
| Teachers Retirement System of the State of Kentucky | 11,731 | $2.03M | 0.02% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 11,742 | $2.04M | 0.01% | +268+2.3% | Added |
| Federation des caisses Desjardins du Quebec | 11,833 | $2.05M | 0.01% | −963−7.5% | Reduced |
| Mercer Global Advisors Inc | 12,058 | $2.09M | 0.00% | +1,827+17.9% | Added |
| Wealth Enhancement Advisory Services, LLC | 13,187 | $2.11M | 0.00% | +256+2.0% | Added |
| KLP Kapitalforvaltning AS | 12,500 | $2.17M | 0.01% | +2,200+21.4% | Added |
| Nisa Investment Advisors, LLC | 12,835 | $2.22M | 0.01% | −583−4.3% | Reduced |
| State of New Jersey Common Pension Fund D | 12,842 | $2.23M | 0.01% | +934+7.8% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 13,040 | $2.26M | 0.00% | +1,790+15.9% | Added |
| Mutual of America Capital Management LLC | 13,566 | $2.35M | 0.03% | −1,244−8.4% | Reduced |
| Lowe Brockenbrough & Co Inc | 13,708 | $2.38M | 0.12% | −151−1.1% | Reduced |
| State of Tennessee, Treasury Department | 13,808 | $2.39M | 0.01% | 00.0% | Unchanged |
| Boston Partners | 14,034 | $2.43M | 0.00% | +712+5.3% | Added |
| Leuthold Group, LLC | 14,316 | $2.48M | 0.26% | +123+0.9% | Added |
| Pullen Investment Management, LLC | 14,605 | $2.53M | 1.27% | +176+1.2% | Added |
| LPL Financial LLC | 14,608 | $2.53M | 0.00% | −5,768−28.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 14,726 | $2.55M | 0.02% | −119−0.8% | Reduced |
| ExodusPoint Capital Management, LP | 14,837 | $2.57M | 0.03% | +14,837 | New |
| State of Alaska, Department of Revenue | 14,932 | $2.59M | 0.03% | 00.0% | Unchanged |
| Treasurer of the State of North Carolina | 15,139 | $2.62M | 0.01% | +320+2.2% | Added |
| Mariner, LLC | 15,139 | $2.62M | 0.00% | +319+2.2% | Added |
| Deutsche Bank AG | 15,233 | $2.64M | 0.00% | −262−1.7% | Reduced |
| Schroder Investment Management Group | 15,531 | $2.68M | 0.00% | +15,531 | New |
| Bridgewater Associates, LP | 15,959 | $2.77M | 0.01% | −10,071−38.7% | Reduced |
| Palisade Capital Management LLC | 16,277 | $2.82M | 0.09% | −3,656−18.3% | Reduced |
| Hillsdale Investment Management Inc. | 16,300 | $2.83M | 0.08% | −2,000−10.9% | Reduced |
| Amalgamated Bank | 16,528 | $2.87M | 0.02% | +808+5.1% | Added |
| Robeco Institutional Asset Management B.V. | 16,674 | $2.89M | 0.00% | +177+1.1% | Added |
| Vanguard Global Advisers, LLC | 16,902 | $2.93M | 0.00% | +16,902 | New |
| Lazard Asset Management LLC | 17,230 | $2.99M | 0.00% | +3,402+24.6% | Added |
| MetLife Investment Management | 17,413 | $3.02M | 0.02% | +29+0.2% | Added |
| New Age Alpha Advisors, LLC | 17,493 | $3.03M | 0.14% | −715−3.9% | Reduced |
| CWM, LLC | 17,700 | $3.07M | 0.01% | −3,890−18.0% | Reduced |
| Madison Asset Management, LLC | 17,752 | $3.08M | 0.04% | −163−0.9% | Reduced |
| Bessemer Group Inc | 17,968 | $3.11M | 0.00% | +134+0.8% | Added |
| MML Investors Services, LLC | 18,209 | $3.16M | 0.01% | −3,727−17.0% | Reduced |
| Wells Fargo & Company | 18,356 | $3.18M | 0.00% | +316+1.8% | Added |
| New York State Common Retirement Fund | 18,639 | $3.23M | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 19,250 | $3.34M | 0.06% | +17,882+1,307.2% | Added |
| Stifel Financial Corp | 19,341 | $3.35M | 0.00% | +56+0.3% | Added |
| Kingsview Wealth Management, LLC | 19,441 | $3.37M | 0.05% | +19,441 | New |
| Fifth Third Bancorp | 19,853 | $3.44M | 0.01% | +18,243+1,133.1% | Added |
| Intech Investment Management LLC | 20,403 | $3.54M | 0.03% | −6,547−24.3% | Reduced |
| Great West Life Assurance Co | 20,643 | $3.58M | 0.01% | −304−1.5% | Reduced |
| Agf Management Ltd | 21,073 | $3.65M | 0.02% | +4,923+30.5% | Added |
| Arrowstreet Capital, Limited Partnership | 21,138 | $3.66M | 0.00% | +21,138 | New |
| Prudential Financial Inc | 22,117 | $3.83M | 0.00% | +463+2.1% | Added |
| Illinois Municipal Retirement Fund | 22,200 | $3.85M | 0.05% | +6,359+40.1% | Added |
| FJ Capital Management LLC | 22,535 | $3.91M | 0.44% | −14,892−39.8% | Reduced |
| Horizon Investments, LLC | 22,655 | $3.93M | 0.04% | +543+2.5% | Added |
| Goelzer Investment Management, Inc. | 23,282 | $4.04M | 0.20% | −84−0.4% | Reduced |
| Wedge Capital Management L L P | 23,348 | $4.05M | 0.07% | +1,390+6.3% | Added |
| State Board of Administration of Florida Retirement System | 23,783 | $4.12M | 0.01% | 00.0% | Unchanged |
| Colony Group, LLC | 24,513 | $4.26M | 0.00% | +6,286+34.5% | Added |
| Peregrine Capital Management LLC | 25,080 | $4.35M | 0.16% | −2,419−8.8% | Reduced |
| Manufacturers Life Insurance Company, The | 25,097 | $4.35M | 0.00% | −728−2.8% | Reduced |
| Sterling Capital Management LLC | 25,285 | $4.38M | 0.08% | −1,591−5.9% | Reduced |
| Pathstone Holdings, LLC | 25,904 | $4.49M | 0.02% | −557−2.1% | Reduced |
| Los Angeles Capital Management LLC | 26,805 | $4.65M | 0.02% | +3,914+17.1% | Added |
| Cerity Partners LLC | 28,884 | $5.01M | 0.01% | −2,056−6.6% | Reduced |
| CoreCap Advisors, LLC | 29,205 | $5.06M | 0.17% | +3,168+12.2% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 29,598 | $5.13M | 0.26% | +29,598 | New |