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| Fund | Shares Held | Position Value | Change 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 Wace | 1.58M | $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
Explore all tracked funds →Are GERDAU S.A. insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 23, 26 | Johannpeter Claudio | Insider | SELL | 85.6K | $423K |
| Sep 17, 26 | Lopes Rafael Gamboa | Insider | SELL | 51.8K | $264K |
| Aug 10, 26 | Johannpeter Andre Bier Gerdau | Insider | SELL | 99.2K | $490K |
| Aug 6, 26 | Japur Rafael Dorneles | Insider | SELL | 10.0K | $51K |
| Jun 8, 26 | Mattiello Marcos Zilles | Insider | SELL | 10.4K | $53K |
SEC Form 4 filings as of Nov 10, 2026
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Powered by TradingViewWhat 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.