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Information Technology posted the strongest gain among B3 sectors for the week, with an average move of +7.2%. Within the sector, ENJU3 was the top performer, up +15.5%, while DOTZ3 recorded a -3.3% drop. On the other end, Industrials had the weakest average performance in the period, falling -4.7% in a week of negative performance for AERI3 (-13.4%).
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Overall, sector performance was positive between October 19 and 23, 2026, with 10 of the 12 segments advancing and only 2 declining. The analysis is based on the average change weighted by trading volume of the stocks in each sector, which will be detailed in the tables below.
| Sector | Average change | Companies | Top gainer | Top decliner |
|---|---|---|---|---|
| Information Technology | +7.2% | 14 | ENJU3 (+15.5%) | DOTZ3 (-3.3%) |
| Consumer Discretionary | +3.9% | 64 | BHIA3 (+21.0%) | ANIM3 (-10.9%) |
| Financials | +2.2% | 26 | SIMH3 (+6.9%) | WIZC3 (-22.2%) |
| Consumer Staples | +1.9% | 23 | NATU3 (+11.3%) | MDIA3 (-7.0%) |
| Communications | +1.7% | 6 | BRST3 (+7.4%) | TELB4 (-4.2%) |
| Oil, Gas and Biofuels | +1.2% | 11 | RAIZ4 (+10.3%) | AZTE3 (-1.6%) |
| Real Estate | +1.1% | 13 | OSXB3 (+24.4%) | GSHP3 (-20.5%) |
| Healthcare | +1.0% | 17 | SAUD3 (+9.9%) | VVEO3 (-13.6%) |
| Transportation and Logistics | +0.3% | 9 | JSLG3 (+11.5%) | ECOR3 (-1.4%) |
| Utilities | +0.2% | 31 | AFLT3 (+17.1%) | EQPA3 (-7.1%) |
| Basic Materials | -4.2% | 25 | CRPG5 (+18.1%) | VALE3 (-6.7%) |
| Industrials | -4.7% | 38 | PLAS3 (+38.2%) | AERI3 (-13.4%) |
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