• B3's average daily options trading value rose 79% to R$ 1.4 billion in 2026 through Oct. 9.
• Monthly and weekly equity-linked options turnover hit R$ 2.96 billion in one October session, surpassing February's R$ 2.7 billion record.
• Weekly equity-linked options averaged R$ 106 million daily, up from R$ 50 million in 2025.
• Monthly equity-linked options averaged R$ 992 million daily, a roughly 56% increase from 2025.
• Open interest reached 8,500,000,000 contracts on Oct. 9, up from 5,800,000,000 at the end of 2025.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. B3 SA Brasil Bolsa Balcao published the original content used to generate this news brief on October 15, 2026, and is solely responsible for the information contained therein.