September to remember or to forget? Here are things working for and against the stock market

CNBC Investing Club with Jim Cramer
Rob Kim | NBCUniversal

Darn it all, we had to get overbought just when the market bulls got all of the momentum. OK, plus 3.4% on the S&P 500 Short Range Oscillator, which I have trusted for decades during volatile times, is not the end of the world. But this market is susceptible to downturns whenever we get to plus 5% and the downturns hit the megacaps stocks right in the kisser each time.

Will it happen again?