Tesla (NASDAQ: TSLA) March weekly call option implied volatility is at 64, March is at 61, April is at 55; compared to its 52-week range of 38 to 87 into Elon Musk says Tesla to unveil Model Y crossover SUV on March 14. Call put ratio 1 call to 1.6 puts with focus on March weekly 285 and 290 calls.