SEC Form 4 · accession 0002120169-26-000001
GERDAU S.A. · GGB
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Rafael Gamboa Lopes
Other
Period of report
Sep 17, 2026
Accepted (ET)
Sep 21, 2026 · 4:30 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001073404
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Preferred sharesF1 | Sep 17, 2026 | S | 51,800 | $5.09 | D | 83,399 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1 | $3.78 | holding | — | — | — | Feb 12, 2027 | Feb 12, 2027 | Preferred shares | 3,570 | 3,570 | D |
| Restricted Stock UnitsF1 | $3.78 | holding | — | — | — | Feb 22, 2027 | Feb 22, 2027 | Preferred shares | 25,646 | 25,646 | D |
| Restricted Stock UnitsF1 | $3.56 | holding | — | — | — | Apr 1, 2027 | Apr 1, 2027 | Preferred shares | 5,540 | 5,540 | D |
| Restricted Stock UnitsF1 | $3.56 | holding | — | — | — | Feb 12, 2028 | Feb 12, 2028 | Preferred shares | 4,987 | 4,987 | D |
| Restricted Stock UnitsF1 | $3.56 | holding | — | — | — | Feb 21, 2028 | Feb 21, 2028 | Preferred shares | 34,356 | 34,356 | D |
| Restricted Stock UnitsF1 | $4.04 | holding | — | — | — | Feb 12, 2029 | Feb 12, 2029 | Preferred shares | 6,683 | 6,683 | D |
Explanation of responses
- F1The price is denominated in Brazilian reais and has been translated into U.S. dollars at the September 17, 2026 selling rate of R$5.1521 per US$1.00, as reported by the Central Bank of Brazil.