Gafisa is trading 7.5% up now at BRL 0.43, with the immediate driver unconfirmed. - Shares have rebounded sharply from BRL 0.23 on September 28. - No verified company announcement on October 7 explains the move; the planned share consolidation and delayed second-quarter report are not new catalysts for this session. - Broader markets face pressure from rising Treasury yields and rebounding oil ahead of Federal Reserve minutes, but available evidence does not establish a macro explanation.