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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, Q2 2025

Institutional positions in Hanover Insurance Group, Inc. as of Jun 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
433
−1 vs. Q1 2025
Shares held
32.3M
+66.3K (+0.2%) vs. Q1 2025
Total value
$5.48B
−$122.4M (−2.2%) vs. Q1 2025
New holders
48
171 more added
Sold out
49
152 more reduced

3 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 433 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 heldQ2 2025: $5.48B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Hanover Insurance Group, Inc.; share changes are against Q1 2025.

Institutions holding THG in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Buckhead Capital Management LLC3,360$570.8K0.22%−14,080−80.7%Reduced
Globeflex Capital L P3,402$577.9K0.05%00.0%Unchanged
Bayforest Capital Ltd3,476$590.5K0.26%−450−11.5%Reduced
Citadel Advisors LLC3,506$595.6K0.00%−10,300−74.6%Reduced
Pitcairn Co3,506$595.6K0.04%−620−15.0%Reduced
Ontario Teachers Pension Plan Board3,509$596.1K0.01%+1,305+59.2%Added
Dividend Assets Capital, LLC3,610$613.2K0.11%+12+0.3%Added
Harvest Investment Services, LLC3,616$614.2K0.14%+3,616New
International Assets Investment Management, LLC3,617$614.4K0.05%−113−3.0%Reduced
SG Americas Securities, LLC3,688$626.0K0.00%+2,438+195.0%Added
A&I Financial Services, LLC3,772$640.8K0.36%+134+3.7%Added
Two Sigma Advisers, LP3,800$645.5K0.00%−700−15.6%Reduced
Dana Investment Advisors, Inc.3,985$676.9K0.02%−575−12.6%Reduced
Everhart Financial Group, Inc.3,988$677.4K0.08%+315+8.6%Added
Xponance, Inc.4,052$688.3K0.01%−91−2.2%Reduced
State of Wisconsin Investment Board4,102$696.8K0.00%+397+10.7%Added
Bokf, NA4,202$713.8K0.01%−174−4.0%Reduced
Neuberger Berman Group LLC4,566$775.6K0.00%+166+3.8%Added
Virtu Financial LLC4,675$794.0K0.04%+4,675New
Holocene Advisors, LP4,718$801.4K0.00%−5,277−52.8%Reduced
Exchange Traded Concepts, LLC4,765$809.4K0.01%+88+1.9%Added
Claro Advisors LLC4,795$814.5K0.13%−215−4.3%Reduced
The PNC Financial Services Group, Inc.5,043$856.7K0.00%−445−8.1%Reduced
Intrust Bank NA5,113$868.5K0.08%+227+4.6%Added
First Citizens Bank & Trust Co5,140$873.1K0.02%+3,681+252.3%Added
Uncommon Cents Investing LLC5,220$886.7K0.24%−120−2.2%Reduced
Foundations Investment Advisors, LLC5,432$922.8K0.01%−10.0%Reduced
Brevan Howard Capital Management LP5,434$923.1K0.01%+2,333+75.2%Added
Pictet Asset Management Holding SA5,574$945.9K0.00%−11−0.2%Reduced
Cetera Investment Advisers5,636$957.5K0.00%−1,056−15.8%Reduced
Park Avenue Securities LLC5,726$973.0K0.01%−87−1.5%Reduced
Susquehanna Fundamental Investments, LLC5,856$994.8K0.03%−12,003−67.2%Reduced
Toroso Investments, LLC5,874$997.8K0.01%+396+7.2%Added
Quadrant Capital Group LLC5,920$1.01M0.04%+135+2.3%Added
Captrust Financial Advisors6,182$1.05M0.00%+189+3.2%Added
Susquehanna International Group, LLP6,214$1.06M0.00%−3,965−39.0%Reduced
Mercer Global Advisors Inc6,264$1.06M0.00%+1,940+44.9%Added
JustInvest LLC6,284$1.07M0.01%+1,041+19.9%Added
Mackenzie Financial Corp6,397$1.09M0.00%−79−1.2%Reduced
Tectonic Advisors LLC6,436$1.09M0.06%+461+7.7%Added
Mariner, LLC6,532$1.11M0.00%+853+15.0%Added
CIBC Private Wealth Group, LLC6,664$1.13M0.00%−218−3.2%Reduced
ISAM Funds (UK) Ltd6,867$1.17M0.26%+869+14.5%Added
Ameritas Investment Partners, Inc.6,973$1.18M0.04%−117−1.7%Reduced
Advisor Group Holdings, Inc.6,998$1.19M0.00%+4,154+146.1%Added
Versor Investments LP7,023$1.19M0.21%+30.0%Added
Brinker Capital Investments, LLC7,031$1.19M0.01%−65−0.9%Reduced
New Mexico Educational Retirement Board7,300$1.24M0.04%00.0%Unchanged
SummitTX Capital, L.P.7,320$1.24M0.06%−5,080−41.0%Reduced
Oregon Public Employees Retirement Fund7,387$1.25M0.02%−200−2.6%Reduced
Winton Group Ltd7,577$1.29M0.07%+7,577New
Delphi Management Inc7,700$1.31M1.26%−597−7.2%Reduced
Castlekeep Investment Advisors LLC7,840$1.33M0.65%+7,840New
Northwestern Mutual Investment Management Company, LLC8,019$1.36M0.02%+7+0.1%Added
Envestnet Portfolio Solutions, Inc.8,287$1.41M0.01%+4,417+114.1%Added
State of Michigan Retirement System8,632$1.47M0.01%00.0%Unchanged
Handelsbanken Fonder AB8,637$1.47M0.01%00.0%Unchanged
Wealth Enhancement Advisory Services, LLC9,008$1.48M0.00%+315+3.6%Added
Ensign Peak Advisors, Inc8,842$1.50M0.00%00.0%Unchanged
KLP Kapitalforvaltning AS8,900$1.51M0.01%−1,100−11.0%Reduced
Hunter Perkins Capital Management, LLC9,215$1.56M0.37%−1,715−15.7%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys9,228$1.57M0.01%+615+7.1%Added
Man Group plc9,273$1.58M0.00%−12,154−56.7%Reduced
Ironwood Investment Management LLC9,400$1.60M0.78%−277−2.9%Reduced
Commonwealth Equity Services, LLC9,452$1.61M0.00%+131+1.4%Added
Guggenheim Capital LLC10,069$1.71M0.01%+1,936+23.8%Added
Impax Asset Management Group plc10,074$1.71M0.01%+10,074New
Louisiana State Employees Retirement System10,100$1.72M0.03%00.0%Unchanged
Bank of Montreal10,119$1.72M0.00%−23−0.2%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)10,127$1.72M0.00%−10.0%Reduced
Intech Investment Management LLC10,178$1.73M0.02%+10,178New
Citigroup Inc10,197$1.73M0.00%−2,283−18.3%Reduced
HRT Financial LP10,481$1.78M0.01%+693+7.1%Added
Federated Hermes, Inc.10,481$1.78M0.00%−2,761−20.9%Reduced
Arizona State Retirement System10,518$1.79M0.01%+182+1.8%Added
AMG National Trust Bank10,759$1.83M0.05%+10+0.1%Added
QSV Equity Investors LLC10,762$1.83M1.91%−155−1.4%Reduced
Expect Equity LLC11,148$1.89M2.02%−1,550−12.2%Reduced
Two Sigma Investments, LP11,668$1.98M0.00%−8,764−42.9%Reduced
Teachers Retirement System of the State of Kentucky11,731$1.99M0.02%00.0%Unchanged
Sit Investment Associates Inc11,900$2.02M0.04%00.0%Unchanged
Public Employees Retirement System of Ohio11,954$2.03M0.01%+966+8.8%Added
Renaissance Technologies LLC12,100$2.06M0.00%+800+7.1%Added
State of New Jersey Common Pension Fund D12,163$2.07M0.01%00.0%Unchanged
CBOE Vest Financial, LLC12,295$2.09M0.03%+7,422+152.3%Added
Pullen Investment Management, LLC12,320$2.09M1.26%+103+0.8%Added
Gillson Capital LP12,503$2.12M0.16%+12,503New
Yousif Capital Management, LLC12,630$2.15M0.02%−331−2.6%Reduced
BNP Paribas Arbitrage, SA12,635$2.15M0.00%+2,267+21.9%Added
HighTower Advisors, LLC12,753$2.17M0.00%−85−0.7%Reduced
Lazard Asset Management LLC12,787$2.17M0.00%−100,621−88.7%Reduced
Federation des caisses Desjardins du Quebec12,796$2.17M0.01%+938+7.9%Added
Linden Thomas Advisory Services, LLC12,897$2.19M0.24%−496−3.7%Reduced
Pinnacle Associates Ltd13,253$2.25M0.03%−345−2.5%Reduced
Nisa Investment Advisors, LLC13,399$2.28M0.01%+21+0.2%Added
CWM, LLC13,504$2.29M0.01%+1,145+9.3%Added
Kingsview Wealth Management, LLC13,559$2.30M0.04%+13,559New
Colony Group, LLC13,693$2.33M0.01%+7,492+120.8%Added
Police & Firemen's Retirement System of New Jersey13,723$2.33M0.02%+572+4.3%Added
Leuthold Group, LLC13,751$2.34M0.28%−183−1.3%Reduced