Magnetar Financial’s Hanover Insurance THG Stock Holding History

Magnetar Financial’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 Q2	–	Sell	-1,901	Closed	-$330K	–	1459
2026 Q1	$330K	Buy	+1,901	New	+$331K	﹤0.01%	743
2025 Q2	–	Sell	-1,706	Closed	-$297K	–	1141
2025 Q1	$297K	Buy	+1,706	New	+$276K	﹤0.01%	575
2020 Q4	–	Sell	-3,178	Closed	-$296K	–	887
2020 Q3	$296K	Buy	3,178 +758	+31%	+$75.3K	0.01%	538
2020 Q2	$245K	Sell	2,420 -9,817	-80%	-$963K	0.01%	367
2020 Q1	$1.11M	Buy	+12,237	New	+$1.51M	0.03%	160
2017 Q4	–	Sell	-12,368	Closed	-$1.2M	–	881
2017 Q3	$1.2M	Buy	+12,368	New	+$1.18M	0.02%	243

Other funds holding THG

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Magnetar Financial's THG Position: Q2 2026 in Review

Magnetar Financial sold out of Hanover Insurance (THG) in Q2 2026, closing a stake of 1,901 shares — an estimated $330K sold.

Magnetar Financial first reported a position in THG in Q3 2017 and held it in 6 quarters. The position peaked at $1.2M in Q3 2017. 547 funds tracked by Wall St. Rank hold THG as of Q2 2026.

Magnetar Financial reported no remaining Hanover Insurance position as of Q2 2026 after selling out during the quarter.
Magnetar Financial sold 1,901 Hanover Insurance shares in Q2 2026, an estimated $330K.
Magnetar Financial first reported a position in Hanover Insurance in Q3 2017 and held it in 6 quarters.
Magnetar Financial's Hanover Insurance position peaked at $1.2M in Q3 2017.
547 funds tracked by Wall St. Rank held Hanover Insurance as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.