It is fair to say that this August has been a weak month for the market. The S&P 500 is down 4.7% MTD. We examined similar months of August, since 1928, to see if it gave us any indication of the market in September.
In the six years with similar performance in the month of August, three years the market went up the next month and in three it went down.
This research was mentioned in a CNBC story that can be found here.