On August 3, 2021, the Board of Directors of Gerdau S.A. approved the distribution of dividends in the amount of BRL 921.0 million (BRL 0.54 per share), which is a quarterly record, to be paid as an advance on the minimum mandatory dividend for fiscal year 2021, as stipulated in the Bylaws. Record date: shareholding position on August 16, 2021. Ex-dividend date: August 17, 2021.

Payment date: August 26, 2021.