Gafisa is trading at BRL 0.24, up 9.09%, with no verified company-specific news explaining the October 29 gain. - Gafisa postponed its second-quarter results again; publication is scheduled for November 3, followed by a conference call on November 4. - The company said more time was needed to complete document review and obtain the independent auditor’s report; reporting does not link the delay to the intraday rise. - Trading has been volatile; volume and broader-market linkage are unconfirmed.