Magnetar Financial’s Assured Guaranty AGO Stock Holding History

Magnetar Financial’s Portfolio AGO Stock Details AGO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$295K	Sell	3,681 -44,750	-92%	-$3.53M	﹤0.01%	792
2026 Q1	$3.95M	Buy	48,431 +41,712	+621%	+$3.56M	0.04%	240
2025 Q4	$604K	Buy	+6,719	New	+$579K	0.01%	528
2025 Q3	–	Sell	-12,332	Closed	-$1.07M	–	865
2025 Q2	$1.07M	Buy	12,332 +7,597	+160%	+$647K	0.01%	425
2025 Q1	$417K	Buy	+4,735	New	+$425K	0.01%	500
2022 Q1	–	Sell	-4,235	Closed	-$213K	–	1310
2021 Q4	$213K	Buy	+4,235	New	+$218K	﹤0.01%	1139
2019 Q3	–	Sell	-11,794	Closed	-$496K	–	476
2019 Q2	$496K	Buy	+11,794	New	+$520K	0.01%	302

Other funds holding AGO

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

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

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

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

Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return

RRAM

River Road Asset Management Louisville, Kentucky $8.99B AUM 12.83% 1-Year Est. Return

Magnetar Financial's AGO Position: Q2 2026 in Review

Magnetar Financial reduced its Assured Guaranty (AGO) stake by 92% in Q2 2026, selling an estimated $3.53M and leaving 3,681 shares worth $295K. The position accounts for ﹤0.01% of the portfolio, ranked #792.

Magnetar Financial first reported a position in AGO in Q2 2019 and has held it in 7 quarters since. The position peaked at $3.95M in Q1 2026. 370 funds tracked by Wall St. Rank hold AGO as of Q2 2026.

Magnetar Financial held 3,681 shares of Assured Guaranty worth $295K as of Q2 2026.
Magnetar Financial sold 44,750 Assured Guaranty shares in Q2 2026, an estimated $3.53M.
Assured Guaranty made up ﹤0.01% of Magnetar Financial's portfolio in Q2 2026, its #792 holding.
Magnetar Financial first reported a position in Assured Guaranty in Q2 2019 and has held it in 7 quarters since.
Magnetar Financial's Assured Guaranty position peaked at $3.95M in Q1 2026.
370 funds tracked by Wall St. Rank held Assured Guaranty as of Q2 2026.

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