The S&P 500 is likely to close September at a lower price than the August 31 close. : The S&P 500 is likely to close this month at a lower price than the August 31 close. The month has been bearish historically, especially so in Septembers in years ending ending in the number zero and in election years, both of which apply to 2020. The coming week is the week prior to OPEX week, and it has a bearish bias. The daily cycle declines into the 12th.