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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
2014
Q1 		– Sell
-29,700
Closed -$701K – 223
2013
Q4 		$701K Buy
29,700
+19,500
+191% +$424K 0.01% 178
2013
Q3 		$191K Buy
+10,200
New +$216K ﹤0.01% 465

Other funds holding AGO

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
RRAM
River Road Asset Management Louisville, Kentucky $8.99B AUM 12.83% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

Magnetar Financial's AGO Position: Q1 2026 in Review

Magnetar Financial increased its Assured Guaranty (AGO) stake by 621% in Q1 2026, buying an estimated $3.56M and bringing the position to 48,431 shares worth $3.95M. The position accounts for 0.04% of the portfolio, ranked #240.

Magnetar Financial first reported a position in AGO in Q2 2019 and has held it in 6 quarters since. 369 funds tracked by Wall St. Rank hold AGO as of Q1 2026.

  • Magnetar Financial held 48,431 shares of Assured Guaranty worth $3.95M as of Q1 2026.
  • Magnetar Financial bought 41,712 Assured Guaranty shares in Q1 2026, an estimated $3.56M.
  • Assured Guaranty made up 0.04% of Magnetar Financial's portfolio in Q1 2026, its #240 holding.
  • Magnetar Financial first reported a position in Assured Guaranty in Q2 2019 and has held it in 6 quarters since.
  • 369 funds tracked by Wall St. Rank held Assured Guaranty as of Q1 2026.

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