WORCESTER, MA
HANOVER INSURANCE GROUP, INC.THG— Latest position per institution from SEC 13F filings
15
Institutional holders
27.48M
Total shares held
5.04B
Estimated value
1.37M
Avg. position size
VANGUARD GROUP INC
CIK 102909
Shares
3.66M
Value
668.98M
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
3.53M
Value
756.47M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
3.34M
Value
419.56M
Filed
Jun 30, 2024
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
1.92M
Value
411.03M
Filed
Jun 30, 2026
PRICE T ROWE ASSOCIATES INC /MD/
CIK 80255
Shares
1.83M
Value
392.18K
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
1.63M
Value
348.38M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.46M
Value
312.35M
Filed
Jun 30, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
1.34M
Value
287.15M
Filed
Jun 30, 2026
FULLER & THALER ASSET MANAGEMENT, INC.
CIK 1082327
Shares
1.09M
Value
233.33M
Filed
Jun 30, 2026
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
1.08M
Value
230.84M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.03M
Value
220.66M
Filed
Jun 30, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
909.13K
Value
157.60M
Filed
Jun 30, 2026
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
824.26K
Value
176.49M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
729.09K
Value
156.15M
Filed
Jun 30, 2026
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
699.16K
Value
149.71M
Filed
Jun 30, 2026
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 912938
Shares
595.65K
Value
127.54M
Filed
Jun 30, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
453.31K
Value
97.06M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
452.42K
Value
96.87M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
450.92K
Value
96.55M
Filed
Jun 30, 2026
NORGES BANK
CIK 1374170
Shares
447.26K
Value
95.77M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | 102909 | 3.66M | 668.98M | Dec 31, 2025 |
| 2 | BLACKROCK, INC. | 2012383 | 3.53M | 756.47M | Jun 30, 2026 |
| 3 | BLACKROCK FINANCE, INC. | 1364742 | 3.34M | 419.56M | Jun 30, 2024 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 1.92M | 411.03M | Jun 30, 2026 |
| 5 | PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | 1.83M | 392.18K | Jun 30, 2026 |
| 6 | STATE STREET CORP | 93751 | 1.63M | 348.38M | Jun 30, 2026 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.46M | 312.35M | Jun 30, 2026 |
| 8 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 1.34M | 287.15M | Jun 30, 2026 |
| 9 | FULLER & THALER ASSET MANAGEMENT, INC. | 1082327 | 1.09M | 233.33M | Jun 30, 2026 |
| 10 | AMERICAN CENTURY COMPANIES INC | 748054 | 1.08M | 230.84M | Jun 30, 2026 |
| 11 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.03M | 220.66M | Jun 30, 2026 |
| 12 | ALLIANCEBERNSTEIN L.P. | 1109448 | 909.13K | 157.60M | Jun 30, 2026 |
| 13 | FIRST TRUST ADVISORS LP | 1125816 | 824.26K | 176.49M | Jun 30, 2026 |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 729.09K | 156.15M | Jun 30, 2026 |
| 15 | AMERIPRISE FINANCIAL INC | 820027 | 699.16K | 149.71M | Jun 30, 2026 |
| 16 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 912938 | 595.65K | 127.54M | Jun 30, 2026 |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 453.31K | 97.06M | Jun 30, 2026 |
| 18 | INVESCO LTD. | 914208 | 452.42K | 96.87M | Jun 30, 2026 |
| 19 | MORGAN STANLEY | 895421 | 450.92K | 96.55M | Jun 30, 2026 |
| 20 | NORGES BANK | 1374170 | 447.26K | 95.77M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.