Stock To Bond Ratio stockcharts.com/c-sc/sc?s=SPY:TLT&p=W&yr=10&mn=0&dy=0&i=p01555033410&a=358443758&r=1407507254084 stockcharts.com/c-sc/sc?s=SPY:TLT&p=W&yr=3&mn=6&dy=0&i=p84861598029&a=361147566&r=1407507277900