Costco (COST) option implied volatility flat into Berkshire Hathaway's Warren Buffett releasing his annual shareholder letter
Costco (NASDAQ: COST) February weekly call option implied volatility is at 19, March is at 24; compared to its 52-week range of 15 to 33 into Berkshire Hathaway's Warren Buffett releasing his annual shareholder letter on February 23.