American Stores said Friday it is still reviewing the "non-public" information furnished to it by California-based Lucky Stores to determine if the company still wants to pursue its acquisition attempt of Lucky it launched in March.

Lucky has agreed to a $61 per share acquisition by Gibbons, Green, van Amerongen, a New York investment group, besting American's $45 per share offer by $16.American said Friday that, in order to give the company more time to consider whether it will increase its $45 offer, the offer and withdrawal rights have been extended and will now expire at midnight EDT May 27.