Dec 28 (Reuters) - BankFinancial Corp BFIN.O :
* Extends and expands share repurchase program
* Has increased the number of shares that can be repurchased in accordance with
the repurchase authorization by 1 million shares
* Extended the expiration of the company's current share repurchase
authorization from December 31, 2015 to December 31, 2016
* Says share repurchases will be funded from available working capital
* Source text for Eikon urn:newsml:reuters.com:*:nGNXMIYXLa
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