Financial specialists move up the ASX rankings 09 September 2013 4:24PM John Kavanagh A number of small, specialist financial institutions will attract more interest from institutional investors following their inclusion in the S&P/ASX 300 sharemarket index.On Friday, S&P Dow Jones Indices released details of its quarterly rebalance of the S&P/ASX 100, S&P/ASX 200 and S&P/ASX 300. A large number of resources and energy stocks were dropped from the S&P/ASX 300.Coming into the S&P/AX 300 were equipment finance specialist Silver Chef, mortgage broking franchise operator Mortgage Choice, financial comparison website company iSelect, and receivables manager Collection House.Another receivables manager, Credit Corp, was added to the S&P/ASX 200.