In the past week (August 3–7, 2026), RCSL4 led the declines on B3 with a 32.00% drop, followed by AZEV4, which fell 31.10%. Among the other losers in the period were PMAM3, AZTE3 and LJQQ3, which ended the week at R$ 1.05 after a 19.85% drop.

In retail, Lojas Quero-Quero (LJQQ3) reported a loss of R$ 51.2 million in 2Q26, while Magazine Luiza (MGLU3) reported EBITDA of R$ 708.8 million in 2Q26; both stocks were among the biggest losers, with MGLU3 retreating 14.73%. Americanas (AMER3), which finalized the price adjustment on the sale of the Uni.Co UPI, also appeared in the ranking, with a 10.75% drop.

In the financial sector, Banco Pine (PINE4) announced the 7th period for subscription warrants and the 3rd period for exercising warrants, and the shares fell 11.38% on the week. In healthcare, Bradsaúde (SAUD3) reported profit of R$ 1.1 billion in 2Q26, in addition to a notice about a change in Odontoprev’s executive board, and the stock retreated 11.81%. Among industrials, Marcopolo (POMO4) posted profit of R$ 271.2 million in 2Q26 and closed the week down 15.83%, while Paranapanema (PMAM3), which approved a capital increase of R$ 5.9 million, fell 27.27%.

StockCompanySectorChangeClose
RCSL4RECRUSULIndustrials-32.00%R$ 0.51
AZEV4AZEVEDOIndustrials-31.10%R$ 1.75
PMAM3PARANAPANEMABasic Materials-27.27%R$ 0.16
AZTE3AZT ENERGIAOil, Gas and Biofuels-22.04%R$ 1.45
LJQQ3QUERO-QUEROConsumer Cyclical-19.85%R$ 1.05
POMO4MARCOPOLOIndustrials-15.83%R$ 4.52
MGLU3MAGAZ LUIZAConsumer Cyclical-14.73%R$ 4.40
SAUD3BRADSAUDEHealthcare-11.81%R$ 14.19
PINE4PINEFinancials-11.38%R$ 11.92
AMER3AMERICANASConsumer Cyclical-10.75%R$ 4.15

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RCSL4AZEV4PMAM3AZTE3LJQQ3Biggest Declines of the Week