In the past week (August 31 to September 4, 2026), ALPA4 fell 9.47% and closed at R$ 13.57, leading the biggest losers, while HBRE3 dropped 5.47%, CASH3 lost 4.61% and ended at R$ 5.38, and RAIL3 slipped 3.51%, finishing at R$ 14.55 among the main negative highlights.
Among the companies with news during the period, Méliuz (CASH3) announced a capital reduction of R$ 160 million and saw JPMorgan’s stake reduced to 4.95%. Meanwhile, Rumo (RAIL3) reported the launch of an internal investigation related to an inquiry by the São Paulo State Prosecutor’s Office (Ministério Público de São Paulo), while PRIO3 fell 3.97% to R$ 60.19 after reporting average daily production of 186 thousand boepd in August.
Also posting declines were HBOR3 (-4.17%, at R$ 2.07), DOTZ3 (-3.84%, at R$ 10.26), VULC3 (-3.34%, at R$ 13.01), MBRF3 (-3.12%, at R$ 17.69) and TOTS3 (-2.68%, at R$ 34.50), rounding out the list of the week’s biggest losers.
| Stock | Company | Sector | Change | Close |
|---|---|---|---|---|
| ALPA4 | ALPARGATAS | Cyclical Consumer | -9.47% | R$ 13.57 |
| HBRE3 | HBR REALTY | Real Estate | -5.47% | R$ 2.59 |
| CASH3 | MELIUZ | Information Technology | -4.61% | R$ 5.38 |
| HBOR3 | HELBOR | Cyclical Consumer | -4.17% | R$ 2.07 |
| PRIO3 | PRIO | Oil, Gas and Biofuels | -3.97% | R$ 60.19 |
| DOTZ3 | DOTZ SA | Information Technology | -3.84% | R$ 10.26 |
| RAIL3 | RUMO S.A. | Transportation and Logistics | -3.51% | R$ 14.55 |
| VULC3 | VULCABRAS | Cyclical Consumer | -3.34% | R$ 13.01 |
| MBRF3 | MARFRIG | Non-Cyclical Consumer | -3.12% | R$ 17.69 |
| TOTS3 | TOTVS | Information Technology | -2.68% | R$ 34.50 |
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