Magnetar Financial’s Gerdau GGB Stock Holding History

Magnetar Financial’s Portfolio GGB Stock Details GGB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-59,890	Closed	-$216K	–	1280
2026 Q1	$216K	Buy	59,890 +25,776	+76%	+$101K	﹤0.01%	872
2025 Q4	$126K	Buy	+34,114	New	+$119K	﹤0.01%	837

Other funds holding GGB

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return

CCM

Contrarian Capital Management Greenwich, Connecticut $306M AUM 23.06% 1-Year Est. Return

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

DSC

Donald Smith & Co New York $5.65B AUM 47.79% 1-Year Est. Return

Aquamarine Financial George Town $1.81B AUM 38.21% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Mackenzie Financial Toronto Ontario, Ontario, Canada $100B AUM 36.93% 1-Year Est. Return

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

Magnetar Financial's GGB Position: Q2 2026 in Review

Magnetar Financial sold out of Gerdau (GGB) in Q2 2026, closing a stake of 59,890 shares — an estimated $216K sold.

Magnetar Financial first reported a position in GGB in Q4 2025 and held it in 2 quarters. The position peaked at $216K in Q1 2026. 212 funds tracked by Wall St. Rank hold GGB as of Q2 2026.

Magnetar Financial reported no remaining Gerdau position as of Q2 2026 after selling out during the quarter.
Magnetar Financial sold 59,890 Gerdau shares in Q2 2026, an estimated $216K.
Magnetar Financial first reported a position in Gerdau in Q4 2025 and held it in 2 quarters.
Magnetar Financial's Gerdau position peaked at $216K in Q1 2026.
212 funds tracked by Wall St. Rank held Gerdau as of Q2 2026.

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