American Airlines (AAL) puts more active than calls

American Airlines (NASDAQ: AAL) 30-day option implied volatility is at 153; compared to its 52-week range of 29 to 293 after Berkshire Hathaway Inc (BRKa.) sold its entire stakes in the four largest U.S. airlines (AAL, DAL, LUV, UAL). Call put ratio 1 call to 2 puts.

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