HANOVER INSURANCE GROUP INC/ (THG) Institutional Ownership Changes & 13F Activity

HANOVER INSURANCE GROUP INC/ (THG). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Ameriprise Financial Inc, Invesco Ltd., Price T Rowe Associates Inc, Aqr Capital Management Llc, and Qube Research & Technologies Ltd.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Envestnet Asset Management IncBuy+7,946+7.3%116,460$24.94MQ2 2026Sep 23, 2026
Envestnet Portfolio Solutions, Inc.Sell-199-3.4%5,638$1.21MQ2 2026Sep 23, 2026
Qrg Capital Management, Inc.Buy+107+9.2%1,267$271.29KQ2 2026Sep 23, 2026
State Street CorpSell-4,402-0.3%1,627,020$348.38MQ2 2026Sep 22, 2026
Integrated Wealth Concepts LlcBuy+596+44.0%1,952$417.86KQ2 2026Sep 09, 2026
Manufacturers Life Insurance Company, TheBuy+91+0.4%25,188$5.39MQ2 2026Sep 09, 2026
Parkside Financial Bank & TrustBuy+103+36.3%387$82.86KQ2 2026Sep 04, 2026
Citadel Advisors LlcSell-112,344-95.5%5,290$1.13MQ2 2026Sep 02, 2026
Allianz Asset Management GmbhBuy+107,951+1655.2%114,473$24.51MQ2 2026Sep 02, 2026
Corient Private Wealth LlcBuy+549+5.3%10,834$2.32MQ2 2026Aug 27, 2026
California State Teachers Retirement SystemSell-1,207-2.8%42,192$9.03MQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Buy+34,438—34,438$7.37MQ2 2026Aug 21, 2026
Mercer Global Advisors IncBuy+8,734+72.4%20,792$4.45MQ2 2026Aug 19, 2026
Empowered Funds, LlcBuy+6,557+398.6%8,202$1.76MQ2 2026Aug 17, 2026
Caitlin John, LlcBuy+3,353—3,353$717.94KQ2 2026Aug 17, 2026
Public Employees Retirement System Of OhioSell-387-3.3%11,355$2.43MQ2 2026Aug 17, 2026
United Capital Financial Advisors, LlcBuy+249+11.7%2,378$509.18KQ2 2026Aug 17, 2026
Ameriprise Financial IncBuy+699,163—699,163$149.71MQ2 2026Aug 14, 2026
Invesco Ltd.Buy+452,418—452,418$96.87MQ2 2026Aug 14, 2026
Price T Rowe Associates IncBuy+447,437+32.3%1,831,579$392.18MQ2 2026Aug 14, 2026
Aqr Capital Management LlcBuy+327,680+32.3%1,341,075$287.15MQ2 2026Aug 14, 2026
Qube Research & Technologies LtdSell-181,966-36.9%310,785$66.55MQ2 2026Aug 14, 2026
Goldman Sachs Group IncBuy+110,642+50.6%329,424$70.54MQ2 2026Aug 14, 2026
Millennium Management LlcSell-108,624-91.4%10,172$2.18MQ2 2026Aug 14, 2026
Woodline Partners LpSell-97,008-23.2%321,972$68.94MQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+77,966+75.8%180,817$38.72MQ2 2026Aug 14, 2026
Alliancebernstein L.P.Buy+77,585+9.3%909,130$157.60MQ2 2026Aug 14, 2026
Barclays PlcSell-64,789-54.9%53,191$11.39MQ2 2026Aug 14, 2026
Jane Street Group, LlcSell-64,728-95.5%3,030$648.78KQ2 2026Aug 14, 2026
Engineers Gate Manager LpSell-45,024-82.4%9,617$2.06MQ2 2026Aug 14, 2026
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Frequently asked questions about THG activity

  • Which institutional owners are buying THG?

    Institutional owners buying THG include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in THG activity?

    "Buy" means an investor increased their reported position in THG compared to the prior reporting period. This reflects growing exposure to HANOVER INSURANCE GROUP INC/ (THG) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in THG increasing?

    Institutional interest in THG can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.