What does CUSIP 410867105 represent in this 13F holders report?

CUSIP 410867105 is the security identifier for THG - HANOVER INSURANCE GROUP, INC. - COM used to aggregate holder disclosures.

How many institutions held THG - HANOVER INSURANCE GROUP, INC. - COM in Q4 2018?

319 institutional investors reported THG - HANOVER INSURANCE GROUP, INC. - COM for Q4 2018. Use the holders table for investor-level position and value details.

HANOVER INSURANCE GROUP, INC. - COM (THG)

CUSIP: 410867105

Q4 2018 13F Holders as of 31 Dec 2018

Type / Class: Equity / COM
Total 13F shares: 36,529,759
Share change: +108,017
Total reported value: $4,263,854,632
Price per share: $116.77
Number of holders: 319
Value change: +$10,135,776
Number of buys: 119
Number of sells: 156

Quarterly Holders Quick Answers

What is CUSIP 410867105?
CUSIP 410867105 identifies THG - HANOVER INSURANCE GROUP, INC. - COM in SEC institutional holdings data.

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Back to full security ownership history for the broader multi-quarter picture.
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Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2019
Previous quarter: Q3 2018

Recent filing periods for CUSIP 410867105:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of THG - HANOVER INSURANCE GROUP, INC. - COM (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
VANGUARD GROUP INC	13F	Company	— class O/S missing	4,206,022	$518,897,000	—	30 Sep 2018	13F
BlackRock Finance, Inc.	13F	Company	— class O/S missing	3,818,937	$471,142,000	—	30 Sep 2018	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	— class O/S missing	2,057,846	$253,874,000	—	30 Sep 2018	13F
STATE STREET CORP	13F	Company	— class O/S missing	1,245,350	$153,638,000	—	30 Sep 2018	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	— class O/S missing	1,201,104	$148,180,000	—	30 Sep 2018	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	— class O/S missing	1,076,132	$132,762,000	—	30 Sep 2018	13F
FRANKLIN RESOURCES INC	13F	Company	— class O/S missing	995,281	$122,787,000	—	30 Sep 2018	13F
Invesco Ltd.	13F	Company	— class O/S missing	969,042	$119,552,000	—	30 Sep 2018	13F
MACQUARIE GROUP LTD	13F	Company	— class O/S missing	768,594	$94,821,000	—	30 Sep 2018	13F
JANUS HENDERSON GROUP PLC	13F	Company	— class O/S missing	751,288	$92,686,000	—	30 Sep 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	— class O/S missing	712,541	$87,906,000	—	30 Sep 2018	13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F	Company	— class O/S missing	670,358	$82,702,000	—	30 Sep 2018	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	— class O/S missing	664,475	$81,977,000	—	30 Sep 2018	13F
Bank of New York Mellon Corp	13F	Company	— class O/S missing	624,244	$77,012,000	—	30 Sep 2018	13F
LORD, ABBETT & CO. LLC	13F	Company	— class O/S missing	608,598	$75,083,000	—	30 Sep 2018	13F
NORGES BANK	13F	Company	— class O/S missing	582,178	$71,823,000	—	30 Sep 2018	13F
PZENA INVESTMENT MANAGEMENT LLC	13F	Company	— class O/S missing	566,204	$69,853,000	—	30 Sep 2018	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	— class O/S missing	553,900	$68,335,000	—	30 Sep 2018	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	— class O/S missing	532,794	$65,731,000	—	30 Sep 2018	13F
AMERIPRISE FINANCIAL INC	13F	Company	— class O/S missing	506,721	$61,800,000	—	30 Sep 2018	13F
Boston Partners	13F	Company	— class O/S missing	410,757	$50,675,000	—	30 Sep 2018	13F
CITADEL ADVISORS LLC	13F	Company	— class O/S missing	407,824	$50,313,000	—	30 Sep 2018	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	— class O/S missing	402,124	$49,610,000	—	30 Sep 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	394,158	$48,627,000	—	30 Sep 2018	13F
CRAMER ROSENTHAL MCGLYNN LLC	13F	Company	— class O/S missing	384,162	$47,394,000	—	30 Sep 2018	13F
NORTHERN TRUST CORP	13F	Company	— class O/S missing	367,450	$45,333,000	—	30 Sep 2018	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	— class O/S missing	346,273	$42,720,000	—	30 Sep 2018	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	— class O/S missing	323,593	$39,921,000	—	30 Sep 2018	13F
MARTINGALE ASSET MANAGEMENT L P	13F	Company	— class O/S missing	307,908	$37,987,000	—	30 Sep 2018	13F
SCOUT INVESTMENTS, INC.	13F	Company	— class O/S missing	307,634	$37,953,000	—	30 Sep 2018	13F
PRUDENTIAL FINANCIAL INC	13F	Company	— class O/S missing	286,716	$35,372,000	—	30 Sep 2018	13F
Ceredex Value Advisors LLC	13F	Company	— class O/S missing	286,637	$35,363,000	—	30 Sep 2018	13F
AJO, LP	13F	Company	— class O/S missing	269,872	$33,294,000	—	30 Sep 2018	13F
NORDEA INVESTMENT MANAGEMENT AB	13F	Company	— class O/S missing	264,308	$32,606,000	—	30 Sep 2018	13F
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	13F	Company	— class O/S missing	248,079	$30,606,000	—	30 Sep 2018	13F
MARSHALL WACE, LLP	13F	Company	— class O/S missing	241,204	$29,757,000	—	30 Sep 2018	13F
Monarch Partners Asset Management LLC	13F	Company	— class O/S missing	236,404	$29,165,000	—	30 Sep 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	— class O/S missing	228,019	$28,131,000	—	30 Sep 2018	13F
Sterling Capital Management LLC	13F	Company	— class O/S missing	226,900	$27,993,000	—	30 Sep 2018	13F
CARILLON TOWER ADVISERS, INC.	13F	Company	— class O/S missing	206,225	$25,442,000	—	30 Sep 2018	13F
LSV ASSET MANAGEMENT	13F	Company	— class O/S missing	191,200	$23,588,000	—	30 Sep 2018	13F
ROTHSCHILD & CO ASSET MANAGEMENT US INC.	13F	Company	— class O/S missing	179,383	$22,130,000	—	30 Sep 2018	13F
Allianz Asset Management GmbH	13F	Company	— class O/S missing	176,016	$21,716,000	—	30 Sep 2018	13F
JPMORGAN CHASE & CO	13F	Company	— class O/S missing	175,427	$21,642,000	—	30 Sep 2018	13F
LOS ANGELES CAPITAL MANAGEMENT LLC	13F	Company	— class O/S missing	175,370	$21,635,000	—	30 Sep 2018	13F
Copper Rock Capital Partners, LLC	13F	Company	— class O/S missing	173,620	$21,253,000	—	30 Sep 2018	13F
DEUTSCHE BANK AG\	13F	Company	— class O/S missing	151,289	$18,665,000	—	30 Sep 2018	13F
VALLEY WEALTH MANAGERS, INC.	13F	Company	— class O/S missing	150,413	$18,556,000	—	30 Sep 2018	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	— class O/S missing	143,156	$17,661,000	—	30 Sep 2018	13F
Russell Investments Group, Ltd.	13F	Company	— class O/S missing	140,474	$17,325,000	—	30 Sep 2018	13F

Institutional Holders of HANOVER INSURANCE GROUP, INC. - COM (THG) as of Q4 2018

As of 31 Dec 2018, HANOVER INSURANCE GROUP, INC. - COM (THG) was held by 319 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 36,529,759 shares. The largest 10 holders included Vanguard Group Inc, BlackRock Inc., DIMENSIONAL FUND ADVISORS LP, VICTORY CAPITAL MANAGEMENT INC, STATE STREET CORP, FRANKLIN RESOURCES INC, PRICE T ROWE ASSOCIATES INC /MD/, Invesco Ltd., MACQUARIE GROUP LTD, and JANUS HENDERSON GROUP PLC. This page lists 319 institutional shareholders reporting positions in this security for the Q4 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2018 vs Q3 2018 Across Filers

Q3 2018 holders

302

Q4 2018 holders

319

Holder diff

Investor	Q3 2018 Shares	Q4 2018 Shares	Share Diff	Share Chg %	Q3 2018 Value $	Q4 2018 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.