Berkshire Hathaway Inc. Class B (BRK.B) implied volatility increases as shares sell off 3% after Apple (AAPL) lowers guidance
Berkshire Hathaway Inc. Class B (BRK.B) January weekly call option implied volatility is at 35, January is at 28, February is at 25; compared to its 52-week range of 13 to 35 after Apple (AAPL) lowers guidance. Call put ratio 1.4 calls to 1 put.