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MARTINGALE ASSET MANAGEMENT L P

Position in THG — Hanover Insurance Group, Inc.

CIK 936944 BOSTON, MA

Position in THG

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$17,935,761
+$4,307,331 QoQ
Shares Held
83,765
+6.5% QoQ
Ownership
0.241%
of shares outstanding
% of Portfolio
0.43%
of 13F equity value
Holder Rank
#56
of 546 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 80% Shared 0% None 20%

Common Shares in THG Over Time

Shares Held

Position Value (USD)

Position in Insurance - Property & Casualty

Financial Services · as of Jun 30, 2026

MARTINGALE ASSET MANAGEMENT L P holds $168,622,429 across 24 Insurance - Property & Casualty names. THG ranks #5 (10.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 THG
Hanover Insurance Group, Inc.
This page
83,765 $17,935,761

All Filings in THG

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $17,935,761 83,765
2026-03-31 $13,628,430 78,618
2025-12-31 $14,392,588 78,747
2025-09-30 $14,131,721 77,805
2025-06-30 $12,253,741 72,136
2025-03-31 $6,303,599 36,238
2024-12-31 $2,560,241 16,554
2024-09-30 $266,894 1,802
2024-06-30 $203,713 1,624
2024-03-31 $218,416 1,604
2023-12-31 $383,565 3,159
2023-09-30 $2,048,357 18,457
2023-06-30 $4,355,271 38,532
2023-03-31 $16,143,712 125,632
2022-12-31 $17,172,588 127,082
2022-09-30 $16,952,665 132,298
2022-06-30 $19,296,663 131,943
2022-03-31 $17,853,883 119,408
2021-12-31 $16,588,787 126,574
2021-09-30 $17,381,263 134,094
2021-06-30 $20,518,940 151,275
2021-03-31 $15,480,049 119,574
2020-12-31 $12,103,207 103,517
2020-09-30 $13,830,893 148,432
2020-06-30 $22,583,518 222,871
2020-03-31 $20,559,032 226,971