As a follow up to our prior post, the S&P 500 A/D line got much worse, along with the performance of the index itself. For the day, just two stocks in the index closed up -- RSH and STR, leaving the A/D line at -496. This is the third worst reading in the past ten years.
Below, we list the weakest S&P 500 A/D readings since 1997 and show the next day performance of the index as well. As shown, the index has gone up 73% of the time the next day for an average gain of 1.19%.