stock market traders
A trader works on the floor of the New York Stock Exchange (NYSE) a day after the market closed for over three hours yesterday due to a 'technical glitch' on July 9, 2015 in New York City. The market had a normal opening today with no reports of problems.
  • The cost of protecting against a stock-market sell-off hasn't been this low since 2008, per Bank of America. 
  • High interest rates and low equity volatility are driving down the price of S&P 500 put options.
  • "Since our data began in 2008, it has never cost less to protect against an S&P drawdown in the next 12 months," the bank said. 

Investors looking to hedge against US stock-market weakness are in for a bargain.

Put options on the S&P 500 — which are used to hedge losses in the index over the coming 12 months — haven't been this cheap since 2008, according to Bank of America.