Hanover Insurance THG Institutional Ownership

NYSE THG

$238.93 +7.00 (+3.02%)

As of: Oct 22, 2026 · 2:12 PM EDT

Institutions by Trading Activity

545 Institutions

Increased 289 53.0%

Unchanged 89 16.3%

Reduced 167 30.6%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

91.17%

▲+2.16 pp QoQ

Shares Held by Institutions

31.91Mn

of 35.00Mn outstanding

▲+1.85% QoQ

Shares Outstanding

35.00Mn

3.09Mn held outside 13F filers

Institutional Investors

545

filed 13F for Jun 2026

▲+41 vs prior quarter

Net Shares Added (QoQ)

+579.72K

accumulated since last quarter

Value of Holdings

$7.40Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 21, 2026

Hanover Insurance Group, Inc. (NYSE:THG) was held by 545 institutional investors that filed 13F reports for the quarter ended June 30, 2026.

Collectively, these holders controlled 91.17% of Hanover Insurance's outstanding shares in Q2 2026, up from 89.00% in Q1 2026.
Total shares held in Hanover Insurance rose 1.85% from Q1 2026, while the number of holders rose 26.16% from Q2 2025.
Looking at the 545 holders of THG individually, 289 added to their positions, 167 reduced their stakes and 89 left their positions unchanged.
Institutional investors held 31.91Mn shares of Hanover Insurance in total at the end of Q2 2026, up 579.72K from the prior quarter and down 64.55K from a year earlier.
As of June 30, 2026, BlackRock, Inc. held the largest stake in Hanover Insurance with 3.53Mn shares, or 10.09% of shares outstanding.
The largest position increases in THG for Q2 2026 were by T. Rowe Price Associates Inc (+447.44K shares), AQR Capital Management LLC (+327.68K shares), Vaughan Nelson Investment Management, L.P. (+207.8K shares), Principal Financial Group Inc (+205.66K shares) and Goldman Sachs Group Inc (+110.64K shares).
The biggest cuts to THG positions during Q2 2026 came from Qube Research & Technologies Ltd (-181.97K shares), BlackRock, Inc. (-148.23K shares), UBS Group AG (-127.61K shares), Citadel Advisors LLC (-112.34K shares) and Millennium Management LLC (-108.62K shares).
Per Business Quant data, the 10 largest holders of Hanover Insurance at the end of Q2 2026 were BlackRock, Inc. (3.53Mn shares), Vanguard Portfolio Management LLC (1.92Mn shares), T. Rowe Price Associates Inc (1.83Mn shares), State Street Corp (1.63Mn shares), Vanguard Capital Management LLC (1.46Mn shares), AQR Capital Management LLC (1.34Mn shares), Fuller & Thaler Asset Management, Inc. (1.09Mn shares), American Century Companies Inc (1.08Mn shares), Dimensional Fund Advisors LP (1.03Mn shares) and AllianceBernstein L.P. (909.13K shares).

Form 13F Holdings

546 Institutional Holders

Report period 30 Jun, 2026

Total shares held 31.91Mn

Of outstanding 91.17%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	3,532,932	10.09%	▼148,234	-4.03%	$756.47Mn
2	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	1,919,628	5.48%	▼12,832	-0.66%	$411.03Mn
3	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	1,831,579	5.23%	▲447,437	+32.33%	$392.18K
4	State Street Corp	0000093751	1,627,020	4.65%	▼4,402	-0.27%	$348.38Mn
5	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,458,761	4.17%	▲6,406	+0.44%	$312.35Mn
6	AQR CAPITAL MANAGEMENT LLC	0001167557	1,341,075	3.83%	▲327,680	+32.33%	$287.15Mn
7	FULLER & THALER ASSET MANAGEMENT, INC.	0001082327	1,089,705	3.11%	▲99,868	+10.09%	$233.33Mn
8	AMERICAN CENTURY COMPANIES INC	0000748054	1,078,105	3.08%	▲75,578	+7.54%	$230.84Mn
9	DIMENSIONAL FUND ADVISORS LP	0000354204	1,030,544	2.94%	▲60,367	+6.22%	$220.66Mn
10	ALLIANCEBERNSTEIN L.P.	0001109448	909,130	2.60%	▲77,585	+9.33%	$157.60Mn
11	FIRST TRUST ADVISORS LP	0001125816	824,257	2.36%	▼3,063	-0.37%	$176.49Mn
12	GEODE CAPITAL MANAGEMENT, LLC	0001214717	729,091	2.08%	▲924	+0.13%	$156.15Mn
13	Ameriprise Financial Inc	0000820027	699,163	2.00%	▲4,392	+0.63%	$149.71Mn
14	MASSACHUSETTS FINANCIAL SERVICES CO /MA/	0000912938	595,647	1.70%	▼3,139	-0.52%	$127.54Mn
15	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	453,309	1.30%	▼17,521	-3.72%	$97.06Mn
16	Invesco Ltd.	0000914208	452,418	1.29%	▼466	-0.10%	$96.87Mn
17	Morgan Stanley	0000895421	450,920	1.29%	▼11,752	-2.54%	$96.55Mn
18	NORGES BANK	0001374170	447,262	1.28%	▲447,262	0.00%	$95.77Mn
19	VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.	0001021642	372,514	1.06%	▲207,804	+126.16%	$79.76Mn
20	LONDON CO OF VIRGINIA	0001259887	360,801	1.03%	▼20,867	-5.47%	$77.26Mn

Showing 1 to 20 of 546 holders