S&P 500 in September was -0.7% over the past 25 years.

Historically, September was the worst month for Bitcoin between 2013 and 2021, with a decline in 7 of 9 years.

Average BTC price drop in September is -6%. This coincides with a similar decline in the stock market, where the average decline of the S&P 500 in September was -0.7% over the past 25 years.