Welcome to our dedicated page for GERDAU S.A. SEC filings (Ticker: GGB), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Gerdau S.A. filings document the company’s foreign private issuer reporting for a steel business with ADRs traded under GGB. Its SEC record includes Form 6-K reports with quarterly results, earnings presentations, condensed consolidated interim financial statements, shareholder notices, material facts, and exhibits furnished alongside Brazilian market disclosures.
The filings describe IFRS-based financial statements in Brazilian reais, steel shipments, segment conditions, CAPEX, dividends, share buyback and share-cancellation actions, debt securities, guarantees, and risk language related to economic, political, commercial, and regulatory conditions in Brazil and other operating markets. Annual Form 20-F materials provide broader business, governance, and foreign-issuer disclosure for the company.
Gerdau S.A. concluded the acquisition of the entire equity stake in Dona Francisca Energética S.A. (DFESA) held by Centrais Elétricas de Santa Catarina S.A. (CELESC), corresponding to 23.03% of DFESA’s share capital. The transaction closed after the satisfaction of applicable conditions precedent, including approval by the Brazilian antitrust authority.
The acquisition was completed at an enterprise value of R$150 million, with a total cash disbursement of approximately R$154 million, including a proportional consolidated cash balance of R$3,909,192.64, fully paid with Gerdau’s own resources. The company states that this move aligns with its capital allocation discipline and supports greater competitiveness by expanding renewable energy self-production, consistent with its previously disclosed decarbonization strategy.
Gerdau S.A. has signed a binding share purchase agreement with COPEL to acquire COPEL’s entire 23.03% equity stake in Dona Francisca Energética S.A. (DFESA), implying an enterprise value of R$150 million for this tranche, payable in cash using Gerdau’s own resources.
Gerdau already owns 53.94% of DFESA and, after completing the acquisitions from CELESC and COPEL, expects to hold 100% of DFESA through a total investment of R$300 million in enterprise value, subject to customary conditions precedent and Brazilian antitrust approval. DFESA controls 85% of the concession consortium for the 125 MW Dona Francisca Hydroelectric Power Plant, with 72.5 average MW of firm energy, of which about 66 average MW go to DFESA.
Following completion, Gerdau plans to use the full 65.94 average MW of DFESA’s firm energy for self-generation, increasing its self-generation capacity by 30.4 average MW and taking self-generation to more than 50% of its energy consumption. The company states that the acquisition aligns with its capital allocation discipline, aims to enhance cost competitiveness, and supports its renewable-focused decarbonization strategy.
GERDAU S.A. CEO and board member Gustavo Werneck reported an open-market purchase of 165,224 preferred shares on June 12, 2026 at $4.73 per share, which he now holds directly. This is an active buy transaction rather than part of a derivative exercise or tax withholding.
Alongside this purchase, he continues to hold several tranches of Restricted Stock Units tied to preferred shares, with exercise prices between $3.60 and $4.10 and expiration dates from February 2027 through February 2029. These unexercised RSUs provide additional future equity exposure on top of the newly acquired shares.
GERDAU S.A. senior manager Wang Chia Yuan reported an open-market sale of 30,935 preferred share American Depositary Receipts at a reported price of $4.49 per share, with the footnote stating a weighted average price from $4.86 to $4.91. After this trade, no preferred shares are held directly.
The filing also shows continued direct holdings of restricted stock units over preferred shares, including 75,639 underlying shares vesting on March 1, 2029, 102,580 vesting on March 1, 2028, 184,494 vesting on July 31, 2027, and 76,817 vesting on March 1, 2027.
GERDAU S.A. senior management member Wang Chia Yuan reports current holdings of the company’s securities. The filing shows direct ownership of 226,635 preferred shares plus an additional 882 preferred shares.
He also holds several restricted stock unit awards tied to preferred shares: 75,639 underlying shares at an exercise price of $4.04 expiring on March 1, 2029; 102,580 underlying shares at $2.83 expiring on March 1, 2028; 184,494 underlying shares at $3.57 expiring on July 31, 2027; and 76,817 underlying shares at $3.58 expiring on March 1, 2027. Footnotes indicate these restricted stock units vest on March 1, 2027, July 31, 2027, March 1, 2028 and March 1, 2029, respectively, in the form of American Depositary Receipts.
GERDAU S.A. executive vice president Mauricio Metz reported an open-market sale of 7,000 preferred shares on June 2, 2026 at $4.85 per share, with the price translated from Brazilian reais using a Central Bank of Brazil exchange rate.
After this sale, he directly holds 22,536 preferred shares. He also retains several blocks of restricted stock units tied to preferred shares, including 6,683 underlying shares at a $4.14 exercise price expiring February 12, 2029, plus additional RSU grants with exercise prices around $3.64–$3.88 expiring in 2027–2028.
GERDAU S.A. Executive Vice President Mauricio Metz reported an open-market sale of 5,000 preferred shares on May 26, 2026 at a price of 4.7000 per share. Following this transaction, he directly owns 29,536 preferred shares.
Metz also holds several tranches of restricted stock units linked to preferred shares. These include awards covering 6,683 underlying shares at an exercise price of 4.1400 expiring on February 12, 2029, 6,332 underlying shares at 3.6400 expiring on February 12, 2028, and two awards covering 32,280 and 4,060 underlying shares at 3.8800 expiring on February 22, 2027 and February 12, 2027.
GERDAU S.A. executive Japur Rafael Dorneles, the VP, CFO and investor relations officer, reported an open-market sale of 5,000 preferred shares at $4.75 per share on May 22, 2026. After the sale, he directly holds 96,967 preferred shares plus several restricted stock unit awards tied to preferred shares with exercise prices between $3.65 and $4.15 and expirations from 2027 to 2029.
GERDAU S.A. officer Peres Cesar Obino da Rosa reported an open-market sale of 8,000 preferred shares on May 19, 2026 at $4.60 per share, a price translated from Brazilian reais using a Central Bank of Brazil exchange rate. Following this sale, he holds 8 preferred shares directly. In addition, he holds restricted stock units tied to 5,263 underlying preferred shares at an exercise price of $4.13 expiring on February 12, 2029, 4,987 underlying shares at $3.64 expiring on February 12, 2028, and 4,060 underlying shares at $3.87 expiring on February 12, 2027, providing continued equity exposure through future vesting or exercise.
GERDAU S.A. Executive Vice President Mauricio Metz reported an open-market sale of 5,000 preferred shares on May 13, 2026 at $4.85 per share. After this transaction, he directly holds 34,536 preferred shares.
Metz also reports several outstanding Restricted Stock Units tied to preferred shares, with exercise prices of $3.64, $3.88, and $4.14 and expiration dates in 2027–2029, covering underlying amounts of 6,683, 6,332, 32,280, and 4,060 preferred shares.