GERDAU S.A. (GGB) Stock

7 of the hedge funds AlphaScala tracks reported GGB in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Renaissance Technologies's at $27.88M. Company insiders reported 0 open-market buys and 2 sales on SEC Form 4 in the 90 days to Nov 10, 2026.

Which hedge funds own GGB?

From 13F filings
FundShares HeldPosition ValueChange vs prior Q
Renaissance Technologies
Jim Simons (founder)
6.90M$27.88M-37%
Millennium Management
Israel Englander
6.82M$27.54M+146%
D.E. Shaw
David Shaw
3.31M$13.36M-62%
Marshall Wace1.58M$6.38M+169%
Point72
Steve Cohen
898K$3.63M+2%
Citadel
Ken Griffin
540K$2.18M+442%
Bridgewater Associates
Ray Dalio
272K$1.10M+464%

13F holdings as of Jun 30, 2026

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Are GERDAU S.A. insiders buying or selling?

SEC Form 4 filings
90 days to Nov 10, 2026
Buys
0
Sells
2
Net $
-$687K
Unique insiders
2
DateInsiderRoleTypeSharesValue
Sep 23, 26Johannpeter ClaudioInsiderSELL85.6K$423K
Sep 17, 26Lopes Rafael GamboaInsiderSELL51.8K$264K
Aug 10, 26Johannpeter Andre Bier GerdauInsiderSELL99.2K$490K
Aug 6, 26Japur Rafael DornelesInsiderSELL10.0K$51K
Jun 8, 26Mattiello Marcos ZillesInsiderSELL10.4K$53K

SEC Form 4 filings as of Nov 10, 2026

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What does GERDAU S.A. do?

Gerdau S.A. is a leading Brazilian steel manufacturer, specializing in producing long steel products. Established in the early 20th century, this company has become a key player in the metallurgical industry with a diversified portfolio that spans across multiple continents. Gerdau's operations focus primarily on the production of rebar, wire rod, structural steel, and special steels, catering to sectors such as construction, automotive, industrial, and agricultural. Its extensive production capacity and geographical footprint allow it to respond efficiently to market demands in the Americas and beyond. Gerdau plays a significant role in the steel supply chain by capitalizing on its recycling operations, transforming scrap metal into new products, thereby prioritizing sustainability and cost-effective production. As one of the largest steel suppliers in the world, Gerdau significantly impacts the infrastructure development and manufacturing industries, offering versatile solutions that drive economic growth. The company’s commitment to innovation and efficiency underscores its importance within the global steel market, making it an essential contributor to sector advancements and ecological resource management.

CEO
Mr. Gustavo Werneck Da Cunha
Employees
30,000
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