Why Fair Isaac Stock Dived by 8% Today

  • Significant changes might be coming for the rules governing credit scoring, a possibility that was putting the hurt on Fair Isaac (FICO -8.23%) stock on Tuesday. Shares of the credit analysis specialist took a more than 8% hit on the day as a result, a far steeper decline than the S&P 500's (^GSPC -0.39%) 0.4% dip.