Mariner
THG icon

Mariner’s Hanover Insurance THG Stock Holding History

Mariner’s Portfolio THG Stock Details THG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.62M Buy
15,139
+319
+2% +$55.5K ﹤0.01% 1384
2025
Q4 		$2.71M Buy
14,820
+5,415
+58% +$974K ﹤0.01% 1329
2025
Q3 		$1.71M Buy
9,405
+2,873
+44% +$493K ﹤0.01% 1533
2025
Q2 		$1.11M Buy
6,532
+853
+15% +$142K ﹤0.01% 1723
2025
Q1 		$988K Buy
5,679
+478
+9% +$77.4K ﹤0.01% 1700
2024
Q4 		$804K Buy
5,201
+349
+7% +$54.1K ﹤0.01% 1805
2024
Q3 		$718K Buy
4,852
+714
+17% +$98.1K ﹤0.01% 1860
2024
Q2 		$519K Sell
4,138
-212
-5% -$27.6K ﹤0.01% 2018
2024
Q1 		$592K Buy
4,350
+103
+2% +$13.4K ﹤0.01% 1898
2023
Q4 		$516K Buy
4,247
+711
+20% +$84.5K ﹤0.01% 1915
2023
Q3 		$392K Buy
3,536
+27
+0.8% +$2.97K ﹤0.01% 1936
2023
Q2 		$397K Sell
3,509
-105
-3% -$12.4K ﹤0.01% 1910
2023
Q1 		$464K Buy
3,614
+156
+5% +$21K ﹤0.01% 1751
2022
Q4 		$467K Buy
3,458
+313
+10% +$43.7K ﹤0.01% 1688
2022
Q3 		$403K Buy
+3,145
New +$425K ﹤0.01% 1557

Other funds holding THG

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Mariner's THG Position: Q1 2026 in Review

Mariner increased its Hanover Insurance (THG) stake by 2.2% in Q1 2026, buying an estimated $55.5K and bringing the position to 15,139 shares worth $2.62M. The position accounts for ﹤0.01% of the portfolio, ranked #1384.

Mariner first reported a position in THG in Q3 2022 and has held it in 15 quarters since. The position peaked at $2.71M in Q4 2025. 502 funds tracked by Wall St. Rank hold THG as of Q1 2026.

  • Mariner held 15,139 shares of Hanover Insurance worth $2.62M as of Q1 2026.
  • Mariner bought 319 Hanover Insurance shares in Q1 2026, an estimated $55.5K.
  • Hanover Insurance made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1384 holding.
  • Mariner first reported a position in Hanover Insurance in Q3 2022 and has held it in 15 quarters since.
  • Mariner's Hanover Insurance position peaked at $2.71M in Q4 2025.
  • 502 funds tracked by Wall St. Rank held Hanover Insurance as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.