Robeco Institutional Asset Management
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Robeco Institutional Asset Management’s Gerdau GGB Stock Holding History

Robeco Institutional Asset Management’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 		$829K Buy
205,143
+69,769
+52% +$310K ﹤0.01% 741
2026
Q1 		$489K Buy
135,374
+54,779
+68% +$215K ﹤0.01% 789
2025
Q4 		$297K Sell
80,595
-181,746
-69% -$635K ﹤0.01% 798
2025
Q3 		$813K Buy
262,341
+199,115
+315% +$603K ﹤0.01% 773
2025
Q2 		$185K Sell
63,226
-391,827
-86% -$1.07M ﹤0.01% 857
2025
Q1 		$1.29M Buy
455,053
+403,894
+789% +$1.18M ﹤0.01% 762
2024
Q4 		$147K Buy
51,159
+30,801
+151% +$102K ﹤0.01% 892
2024
Q3 		$71.3K Hold
20,358
– – ﹤0.01% 903
2024
Q2 		$67.2K Buy
+20,358
New +$71.9K ﹤0.01% 912
2024
Q1 		– Sell
-268,657
Closed -$1.09M – 981
2023
Q4 		$1.09M Hold
268,657
– – ﹤0.01% 774
2023
Q3 		$1.07M Hold
268,657
– – ﹤0.01% 772
2023
Q2 		$1.17M Hold
268,657
– – ﹤0.01% 766
2023
Q1 		$1.1M Buy
+268,657
New +$1.2M ﹤0.01% 762

Other funds holding GGB

Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
UBS AM
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
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
AF
Aquamarine Financial George Town $1.81B AUM 38.21% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Mackenzie Financial
Mackenzie Financial Toronto Ontario, Ontario, Canada $100B AUM 36.93% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Robeco Institutional Asset Management's GGB Position: Q2 2026 in Review

Robeco Institutional Asset Management increased its Gerdau (GGB) stake by 52% in Q2 2026, buying an estimated $310K and bringing the position to 205,143 shares worth $829K. The position accounts for ﹤0.01% of the portfolio, ranked #741.

Robeco Institutional Asset Management first reported a position in GGB in Q1 2023 and has held it in 13 quarters since. The position peaked at $1.29M in Q1 2025. 212 funds tracked by Wall St. Rank hold GGB as of Q2 2026.

  • Robeco Institutional Asset Management held 205,143 shares of Gerdau worth $829K as of Q2 2026.
  • Robeco Institutional Asset Management bought 69,769 Gerdau shares in Q2 2026, an estimated $310K.
  • Gerdau made up ﹤0.01% of Robeco Institutional Asset Management's portfolio in Q2 2026, its #741 holding.
  • Robeco Institutional Asset Management first reported a position in Gerdau in Q1 2023 and has held it in 13 quarters since.
  • Robeco Institutional Asset Management's Gerdau position peaked at $1.29M in Q1 2025.
  • 212 funds tracked by Wall St. Rank held Gerdau as of Q2 2026.

Based on Robeco Institutional Asset Management's 13F filing for Q2 2026, filed 21 Jul 2026.