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, Q3 2025
Institutional positions in Hanover Insurance Group, Inc. as of Sep 30, 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
- 460
- +32 vs. Q2 2025
- Shares held
- 31.4M
- −432.6K (−1.4%) vs. Q2 2025
- Total value
- $5.70B
- +$297.4M (+5.5%) vs. Q2 2025
- New holders
- 66
- 174 more added
- Sold out
- 34
- 143 more reduced
5 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Hanover Insurance Group, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 3,702,482 | $672.5M | 0.01% | −3,798−0.1% | Reduced |
| BlackRock, Inc. | 3,532,717 | $641.6M | 0.01% | −77,960−2.2% | Reduced |
| Price T Rowe Associates Inc | 1,629,145 | $295.9M | 0.03% | −66,383−3.9% | Reduced |
| Massachusetts Financial Services Co | 1,265,574 | $229.9M | 0.07% | −28,953−2.2% | Reduced |
| Alliancebernstein L.P. | 1,262,719 | $229.3M | 0.07% | −17,699−1.4% | Reduced |
| State Street Corp | 1,238,951 | $225.0M | 0.01% | −31,422−2.5% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 956,455 | $173.7M | 0.59% | +53,808+6.0% | Added |
| Dimensional Fund Advisors LP | 790,767 | $143.6M | 0.03% | +1700.0% | Added |
| AQR Capital Management LLC | 763,431 | $138.0M | 0.09% | +209,616+37.8% | Added |
| Geode Capital Management, LLC | 698,088 | $126.8M | 0.01% | +16,570+2.4% | Added |
| Ameriprise Financial Inc | 639,890 | $116.2M | 0.03% | +88,928+16.1% | Added |
| First Trust Advisors LP | 639,264 | $116.1M | 0.09% | +141,835+28.5% | Added |
| American Century Companies Inc | 564,452 | $102.5M | 0.05% | −93,048−14.2% | Reduced |
| Allspring Global Investments Holdings, LLC | 562,195 | $102.0M | 0.16% | −123,447−18.0% | Reduced |
| Victory Capital Management Inc | 468,678 | $85.1M | 0.05% | −131,632−21.9% | Reduced |
| Vaughan Nelson Investment Management, L.P. | 459,540 | $83.5M | 0.76% | −5,120−1.1% | Reduced |
| London Co of Virginia | 453,942 | $82.5M | 0.46% | −12,784−2.7% | Reduced |
| Invesco Ltd. | 448,980 | $81.5M | 0.01% | +165,496+58.4% | Added |
| Charles Schwab Investment Management Inc | 438,730 | $79.7M | 0.01% | +26,954+6.5% | Added |
| Macquarie Group Ltd | 423,195 | $76.9M | 0.09% | −41,243−8.9% | Reduced |
| Woodline Partners LP | 390,551 | $70.9M | 0.33% | +48,567+14.2% | Added |
| Franklin Resources Inc | 389,524 | $70.7M | 0.02% | −521,898−57.3% | Reduced |
| Morgan Stanley | 364,643 | $66.2M | 0.00% | +38,807+11.9% | Added |
| Northern Trust Corp | 355,455 | $64.6M | 0.01% | −2,312−0.6% | Reduced |
| Bank of New York Mellon Corp | 343,833 | $62.5M | 0.01% | −16,207−4.5% | Reduced |
| Balyasny Asset Management LLC | 292,121 | $53.1M | 0.11% | +196,655+206.0% | Added |
| Markel Group Inc.SuperinvestorMarkel Group | 281,000 | $51.0M | 0.41% | 00.0% | Unchanged |
| Bank of America Corp | 259,920 | $47.2M | 0.00% | +10,656+4.3% | Added |
| Qube Research & Technologies Ltd | 253,394 | $46.0M | 0.07% | +101,901+67.3% | Added |
| Brown Advisory Inc | 250,836 | $45.6M | 0.06% | −7,625−3.0% | Reduced |
| Jacobs Levy Equity Management, Inc | 217,810 | $39.6M | 0.16% | −27,672−11.3% | Reduced |
| ProShare Advisors LLC | 213,676 | $38.8M | 0.08% | +11,415+5.6% | Added |
| Janus Henderson Group PLC | 209,923 | $38.1M | 0.02% | −19,042−8.3% | Reduced |
| FMR LLC | 209,132 | $38.0M | 0.00% | −37,478−15.2% | Reduced |
| Adage Capital Partners GP, L.L.C. | 198,000 | $36.0M | 0.06% | −360,000−64.5% | Reduced |
| Boston Trust Walden Corp | 171,943 | $31.2M | 0.23% | −826−0.5% | Reduced |
| Goldman Sachs Group Inc | 168,705 | $30.6M | 0.00% | −19,520−10.4% | Reduced |
| William Blair Investment Management, LLC | 139,892 | $25.4M | 0.07% | +139,892 | New |
| Altrinsic Global Advisors LLC | 139,698 | $25.4M | 0.94% | −2,155−1.5% | Reduced |
| Gotham Asset Management, LLC | 131,760 | $23.9M | 0.10% | +14,948+12.8% | Added |
| Public Employees Retirement Association of Colorado | 128,613 | $23.4M | 0.09% | 00.0% | Unchanged |
| Millennium Management LLC | 128,018 | $23.3M | 0.02% | −90,279−41.4% | Reduced |
| California Public Employees Retirement System | 125,965 | $22.9M | 0.01% | −14,168−10.1% | Reduced |
| UBS Asset Management Americas Inc | 116,712 | $21.2M | 0.00% | −62,880−35.0% | Reduced |
| Envestnet Asset Management Inc | 115,700 | $21.0M | 0.01% | +1,344+1.2% | Added |
| Lighthouse Investment Partners, LLC | 109,193 | $19.8M | 0.72% | −45,498−29.4% | Reduced |
| Rhumbline Advisers | 108,499 | $19.7M | 0.02% | −2,612−2.4% | Reduced |
| Interval Partners, LP | 107,098 | $19.5M | 0.42% | +11,908+12.5% | Added |
| Russell Investments Group, Ltd. | 103,325 | $18.8M | 0.02% | −10,190−9.0% | Reduced |
| Natixis Advisors, L.P. | 97,064 | $17.6M | 0.03% | +2,794+3.0% | Added |
| Leeward Investments, LLC - MA | 95,106 | $17.3M | 0.88% | −2,143−2.2% | Reduced |
| UBS Group AG | 94,080 | $17.1M | 0.00% | +19,084+25.4% | Added |
| Aptus Capital Advisors, LLC | 89,342 | $16.2M | 0.15% | +11,666+15.0% | Added |
| Silvercrest Asset Management Group LLC | 80,337 | $14.6M | 0.10% | +595+0.7% | Added |
| JPMorgan Chase & Co | 80,198 | $14.6M | 0.00% | +1,568+2.0% | Added |
| Principal Financial Group Inc | 79,458 | $14.4M | 0.01% | −1,963−2.4% | Reduced |
| T. Rowe Price Investment Management, Inc. | 77,842 | $14.1M | 0.01% | −123,925−61.4% | Reduced |
| Martingale Asset Management L P | 77,805 | $14.1M | 0.36% | +5,669+7.9% | Added |
| Legal & General Group Plc | 71,151 | $12.9M | 0.00% | −4,205−5.6% | Reduced |
| Quantinno Capital Management LP | 71,033 | $12.9M | 0.04% | +18,648+35.6% | Added |
| Swiss National Bank | 69,600 | $12.6M | 0.01% | +800+1.2% | Added |
| Channing Capital Management, LLC | 68,641 | $12.5M | 0.33% | +29,106+73.6% | Added |
| FJ Capital Management LLC | 65,817 | $12.0M | 1.29% | +38,294+139.1% | Added |
| Nordea Investment Management AB | 64,569 | $11.6M | 0.01% | +3,068+5.0% | Added |
| SEI Investments Co | 62,972 | $11.4M | 0.01% | −184−0.3% | Reduced |
| Voya Investment Management LLC | 62,949 | $11.4M | 0.01% | −10,217−14.0% | Reduced |
| Acadian Asset Management LLC | 61,003 | $11.1M | 0.02% | −12,750−17.3% | Reduced |
| Crawford Investment Counsel Inc | 59,886 | $10.9M | 0.18% | −2,563−4.1% | Reduced |
| Barclays PLC | 59,090 | $10.7M | 0.00% | +24,849+72.6% | Added |
| Hotchkis & Wiley Capital Management LLC | 55,545 | $10.1M | 0.03% | −18,100−24.6% | Reduced |
| Hancock Whitney Corp | 55,058 | $10.0M | 0.18% | −1,297−2.3% | Reduced |
| New York State Teachers Retirement System | 52,863 | $9.60M | 0.02% | +287+0.5% | Added |
| Freestone Grove Partners LP | 50,530 | $9.18M | 0.07% | +50,530 | New |
| Trexquant Investment LP | 49,316 | $8.96M | 0.09% | +24,274+96.9% | Added |
| Nuveen, LLC | 49,250 | $8.95M | 0.00% | −170.0% | Reduced |
| Teacher Retirement System of Texas | 48,060 | $8.73M | 0.04% | +233+0.5% | Added |
| Hennessy Advisors Inc | 47,900 | $8.70M | 0.30% | −3,800−7.4% | Reduced |
| Bridgewater Associates, LP | 46,495 | $8.44M | 0.03% | +5,755+14.1% | Added |
| Gillson Capital LP | 46,009 | $8.36M | 0.73% | +33,506+268.0% | Added |
| Hodges Capital Management Inc. | 45,864 | $8.33M | 0.71% | +5,650+14.0% | Added |
| Northwest & Ethical Investments L.P. | 44,022 | $8.00M | 0.19% | 00.0% | Unchanged |
| Congress Asset Management Co | 43,732 | $7.94M | 0.05% | −483−1.1% | Reduced |
| Retirement Systems of Alabama | 43,250 | $7.86M | 0.03% | −647−1.5% | Reduced |
| Heartland Advisors Inc | 42,876 | $7.79M | 0.41% | −5,273−11.0% | Reduced |
| Ieq Capital, LLC | 42,578 | $7.73M | 0.02% | +22,698+114.2% | Added |
| Trillium Asset Management, LLC | 37,749 | $6.86M | 0.18% | −10,465−21.7% | Reduced |
| Raymond James Financial Inc | 37,222 | $6.76M | 0.00% | +427+1.2% | Added |
| Schonfeld Strategic Advisors LLC | 35,527 | $6.45M | 0.05% | +14,981+72.9% | Added |
| Amundi | 33,010 | $6.09M | 0.00% | +33,010 | New |
| California State Teachers Retirement System | 33,267 | $6.04M | 0.01% | +20.0% | Added |
| Sterling Capital Management LLC | 31,474 | $5.72M | 0.08% | −20,478−39.4% | Reduced |
| Weiss Asset Management LP | 31,407 | $5.70M | 0.08% | +31,407 | New |
| New Age Alpha Advisors, LLC | 31,204 | $5.67M | 0.24% | −856−2.7% | Reduced |
| Two Sigma Investments, LP | 31,015 | $5.63M | 0.01% | +19,347+165.8% | Added |
| Peregrine Capital Management LLC | 28,864 | $5.24M | 0.16% | −87−0.3% | Reduced |
| Manufacturers Life Insurance Company, The | 26,619 | $4.83M | 0.00% | −1,025−3.7% | Reduced |
| Boston Partners | 26,400 | $4.80M | 0.00% | −8,482−24.3% | Reduced |
| Pathstone Holdings, LLC | 25,548 | $4.64M | 0.02% | −362−1.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 24,765 | $4.50M | 0.01% | 00.0% | Unchanged |
| Creative Planning | 24,286 | $4.41M | 0.00% | +5,711+30.7% | Added |