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.
| 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, Q4 2025
Shares, value and share of portfolio for each institution holding Hanover Insurance Group, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 3,660,213 | $669.0M | 0.01% | −42,269−1.1% | Reduced |
| BlackRock, Inc. | 3,579,509 | $654.2M | 0.01% | +46,792+1.3% | Added |
| Price T Rowe Associates Inc | 1,456,954 | $266.3M | 0.03% | −172,191−10.6% | Reduced |
| Massachusetts Financial Services Co | 1,216,240 | $222.3M | 0.07% | −49,334−3.9% | Reduced |
| State Street Corp | 1,199,391 | $219.2M | 0.01% | −39,560−3.2% | Reduced |
| Alliancebernstein L.P. | 1,077,036 | $196.8M | 0.06% | −185,683−14.7% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 954,272 | $174.4M | 0.59% | −2,183−0.2% | Reduced |
| AQR Capital Management LLC | 953,781 | $174.3M | 0.09% | +190,350+24.9% | Added |
| Dimensional Fund Advisors LP | 833,179 | $152.3M | 0.03% | +42,412+5.4% | Added |
| First Trust Advisors LP | 801,375 | $146.5M | 0.11% | +162,111+25.4% | Added |
| Geode Capital Management, LLC | 727,958 | $133.1M | 0.01% | +29,870+4.3% | Added |
| American Century Companies Inc | 709,698 | $129.7M | 0.07% | +145,246+25.7% | Added |
| Invesco Ltd. | 646,910 | $118.2M | 0.01% | +197,930+44.1% | Added |
| Ameriprise Financial Inc | 636,159 | $116.3M | 0.03% | −3,731−0.6% | Reduced |
| Norges Bank | 458,591 | $83.8M | 0.01% | +458,591 | New |
| Charles Schwab Investment Management Inc | 458,367 | $83.8M | 0.01% | +19,637+4.5% | Added |
| Vaughan Nelson Investment Management, L.P. | 437,430 | $79.9M | 0.78% | −22,110−4.8% | Reduced |
| Qube Research & Technologies Ltd | 424,363 | $77.6M | 0.11% | +170,969+67.5% | Added |
| Allspring Global Investments Holdings, LLC | 431,557 | $77.3M | 0.13% | −130,638−23.2% | Reduced |
| Morgan Stanley | 402,613 | $73.6M | 0.00% | +37,970+10.4% | Added |
| London Co of Virginia | 391,468 | $71.6M | 0.41% | −62,474−13.8% | Reduced |
| Victory Capital Management Inc | 389,454 | $71.2M | 0.04% | −79,224−16.9% | Reduced |
| Nomura Asset Management International Inc. | 361,133 | $66.0M | 0.10% | +361,133 | New |
| Northern Trust Corp | 334,888 | $61.2M | 0.01% | −20,567−5.8% | Reduced |
| Bank of New York Mellon Corp | 333,651 | $61.0M | 0.01% | −10,182−3.0% | Reduced |
| Markel Group Inc.SuperinvestorMarkel Group | 281,000 | $51.4M | 0.41% | 00.0% | Unchanged |
| Franklin Resources Inc | 251,672 | $46.0M | 0.01% | −137,852−35.4% | Reduced |
| Woodline Partners LP | 245,541 | $44.9M | 0.17% | −145,010−37.1% | Reduced |
| Balyasny Asset Management LLC | 233,091 | $42.6M | 0.08% | −59,030−20.2% | Reduced |
| Bank of America Corp | 228,152 | $41.7M | 0.00% | −31,768−12.2% | Reduced |
| Jacobs Levy Equity Management, Inc | 225,126 | $41.1M | 0.16% | +7,316+3.4% | Added |
| ProShare Advisors LLC | 187,984 | $34.4M | 0.06% | −25,692−12.0% | Reduced |
| Brown Advisory Inc | 183,815 | $33.6M | 0.05% | −67,021−26.7% | Reduced |
| Goldman Sachs Group Inc | 181,838 | $33.2M | 0.00% | +13,133+7.8% | Added |
| Boston Trust Walden Corp | 170,347 | $31.1M | 0.23% | −1,596−0.9% | Reduced |
| Millennium Management LLC | 168,994 | $30.9M | 0.02% | +40,976+32.0% | Added |
| UBS Group AG | 149,300 | $27.3M | 0.01% | +55,220+58.7% | Added |
| William Blair Investment Management, LLC | 149,219 | $27.3M | 0.08% | +9,327+6.7% | Added |
| Lighthouse Investment Partners, LLC | 140,630 | $25.7M | 0.86% | +31,437+28.8% | Added |
| Interval Partners, LP | 138,385 | $25.3M | 0.59% | +31,287+29.2% | Added |
| Altrinsic Global Advisors LLC | 137,168 | $25.1M | 0.90% | −2,530−1.8% | Reduced |
| Gotham Asset Management, LLC | 133,428 | $24.4M | 0.09% | +1,668+1.3% | Added |
| Arbejdsmarkedets Tillaegspension | 129,967 | $23.8M | 0.61% | +129,967 | New |
| Public Employees Retirement Association of Colorado | 128,613 | $23.5M | 0.09% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 116,871 | $21.4M | 0.01% | −93,052−44.3% | Reduced |
| Envestnet Asset Management Inc | 109,028 | $19.9M | 0.01% | −6,672−5.8% | Reduced |
| California Public Employees Retirement System | 105,987 | $19.4M | 0.01% | −19,978−15.9% | Reduced |
| UBS Asset Management Americas Inc | 104,929 | $19.2M | 0.00% | −11,783−10.1% | Reduced |
| Rhumbline Advisers | 104,317 | $19.1M | 0.02% | −4,182−3.9% | Reduced |
| Quantinno Capital Management LP | 102,567 | $18.7M | 0.04% | +31,534+44.4% | Added |
| FMR LLC | 98,498 | $18.0M | 0.00% | −110,634−52.9% | Reduced |
| Russell Investments Group, Ltd. | 95,312 | $17.4M | 0.02% | −8,013−7.8% | Reduced |
| Leeward Investments, LLC - MA | 94,651 | $17.3M | 0.88% | −455−0.5% | Reduced |
| Natixis Advisors, L.P. | 92,612 | $16.9M | 0.02% | −4,452−4.6% | Reduced |
| Aptus Capital Advisors, LLC | 89,804 | $16.4M | 0.14% | +462+0.5% | Added |
| Barclays PLC | 83,987 | $15.4M | 0.01% | +24,897+42.1% | Added |
| Silvercrest Asset Management Group LLC | 79,106 | $14.5M | 0.10% | −1,231−1.5% | Reduced |
| Martingale Asset Management L P | 78,747 | $14.4M | 0.37% | +942+1.2% | Added |
| Principal Financial Group Inc | 76,554 | $14.0M | 0.01% | −2,904−3.7% | Reduced |
| JPMorgan Chase & Co | 75,927 | $13.9M | 0.00% | −4,271−5.3% | Reduced |
| SEI Investments Co | 72,803 | $13.3M | 0.01% | +9,831+15.6% | Added |
| Gillson Capital LP | 70,889 | $13.0M | 0.85% | +24,880+54.1% | Added |
| Swiss National Bank | 70,600 | $12.9M | 0.01% | +1,000+1.4% | Added |
| Adage Capital Partners GP, L.L.C. | 68,000 | $12.4M | 0.02% | −130,000−65.7% | Reduced |
| T. Rowe Price Investment Management, Inc. | 65,120 | $11.9M | 0.01% | −12,722−16.3% | Reduced |
| Voya Investment Management LLC | 63,796 | $11.7M | 0.01% | +847+1.3% | Added |
| Acadian Asset Management LLC | 62,936 | $11.5M | 0.02% | +1,933+3.2% | Added |
| Hancock Whitney Corp | 58,598 | $10.7M | 0.19% | +3,540+6.4% | Added |
| Crawford Investment Counsel Inc | 58,567 | $10.7M | 0.18% | −1,319−2.2% | Reduced |
| Schonfeld Strategic Advisors LLC | 58,275 | $10.7M | 0.05% | +22,748+64.0% | Added |
| Nordea Investment Management AB | 57,422 | $10.5M | 0.01% | −7,147−11.1% | Reduced |
| Legal & General Group Plc | 56,223 | $10.3M | 0.00% | −14,928−21.0% | Reduced |
| Channing Capital Management, LLC | 56,086 | $10.3M | 0.26% | −12,555−18.3% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 55,265 | $10.1M | 0.03% | −280−0.5% | Reduced |
| Ieq Capital, LLC | 53,614 | $9.80M | 0.03% | +11,036+25.9% | Added |
| New York State Teachers Retirement System | 52,312 | $9.56M | 0.02% | −551−1.0% | Reduced |
| Trexquant Investment LP | 51,790 | $9.47M | 0.08% | +2,474+5.0% | Added |
| Nuveen, LLC | 50,502 | $9.23M | 0.00% | +1,252+2.5% | Added |
| Teacher Retirement System of Texas | 48,982 | $8.95M | 0.03% | +922+1.9% | Added |
| Susquehanna International Group, LLP | 46,871 | $8.57M | 0.01% | +45,121+2,578.3% | Added |
| Citadel Advisors LLC | 46,020 | $8.41M | 0.01% | +40,848+789.8% | Added |
| Hennessy Advisors Inc | 44,900 | $8.21M | 0.29% | −3,000−6.3% | Reduced |
| Hodges Capital Management Inc. | 43,008 | $7.86M | 0.68% | −2,856−6.2% | Reduced |
| Heartland Advisors Inc | 42,869 | $7.84M | 0.42% | −70.0% | Reduced |
| Retirement Systems of Alabama | 42,707 | $7.81M | 0.03% | −543−1.3% | Reduced |
| Congress Asset Management Co | 42,635 | $7.79M | 0.05% | −1,097−2.5% | Reduced |
| Northwest & Ethical Investments L.P. | 42,352 | $7.74M | 0.17% | −1,670−3.8% | Reduced |
| Raymond James Financial Inc | 39,902 | $7.29M | 0.00% | +2,680+7.2% | Added |
| Amundi | 38,776 | $7.09M | 0.00% | +5,766+17.5% | Added |
| FJ Capital Management LLC | 37,427 | $6.84M | 0.76% | −28,390−43.1% | Reduced |
| Primecap Management Co | 36,900 | $6.74M | 0.01% | +36,900 | New |
| CBOE Vest Financial, LLC | 33,567 | $6.14M | 0.08% | +10,897+48.1% | Added |
| California State Teachers Retirement System | 33,211 | $6.07M | 0.01% | −56−0.2% | Reduced |
| Trillium Asset Management, LLC | 31,525 | $5.98M | 0.18% | −6,224−16.5% | Reduced |
| Cerity Partners LLC | 30,940 | $5.65M | 0.01% | +9,638+45.2% | Added |
| Creative Planning | 30,934 | $5.65M | 0.00% | +6,648+27.4% | Added |
| HSBC Holdings PLC | 29,787 | $5.47M | 0.00% | +14,633+96.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 29,000 | $5.30M | 0.01% | +29,000 | New |
| Peregrine Capital Management LLC | 27,499 | $5.03M | 0.15% | −1,365−4.7% | Reduced |
| Intech Investment Management LLC | 26,950 | $4.93M | 0.04% | +26,950 | New |