BUZZ -Doral Financial Corp: Favorable court ruling
** Lender's shares up 41 pct at $6.63
** Puerto Rico's top court orders a lower court to expedite a hearing in the company's tax dispute case with the island's government
** The lender sued the government in May for voiding an agreement that required the Treasury Department to pay the company about $230 million in tax refund
** A lower court's decision that it lacked jurisdiction to hear the case was overturned by an appeals court earlier this month
** Stock rises as much as 50.4 pct, making it one of the top percentage gainers on NYSE
** Shares have fallen about 72 pct in the last 12 months
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