B3 (B3SA3) released its operating highlights for June 2026 on Wednesday, July 15, 2026. In the month, the average daily financial volume of equities reached R$ 29.631 bn, up 16.8% compared to June 2025, with market turnover of 142.8% and average market capitalization of R$ 4.883 tn.
In derivatives, the average daily volume totaled 11,832 thousand contracts in June 2026, an increase of 2.6% versus June 2025 and 14.5% compared to May 2026. The highlight was the BRL interest rate segment, with 6,585 thousand contracts, growth of 22.8% year over year and 25.1% compared to the previous month.
The average revenue per derivatives contract (RPC Derivatives - Total) was R$ 1.172 in June 2026, an increase of 1.3% versus the same month in 2025 and a decline of 3.3% compared to May 2026. In OTC derivatives, new issuances reached R$ 1.791 tn, up 33.0% year over year, while outstanding volume totaled R$ 9.083 tn, growth of 13.1%.
In fixed income and credit, new issuances amounted to R$ 2.199 tn in June 2026, an increase of 3.1% over June 2025, with outstanding volume of R$ 9.865 tn, up 16.4% in the period. The Tesouro Direto outstanding balance reached R$ 243 bn, 42.8% higher than a year earlier. In securities lending, open contracts totaled R$ 206 bn, an increase of 32.0% year over year, with an average lender rate of 0.880% per year.
In depository services for the cash market, the total number of accounts reached 6,551,285 in June 2026, growth of 6.5% versus June 2025, with 5,713,841 individual investors (CPFs), up 6.7% in the period. In technology and platforms, OTC usage involved 24,408 participants, an increase of 8.5% in twelve months, and fund balances on market-support platforms reached R$ 5.835 tn, up 17.3% on the same comparison basis.
