SELLAS Life Sciences (SLS) call put ratio 6.5 calls to 1 put with a focus on a spreader of September 15 calls, September 15 calls, January 15 calls and January 30 calls
SELLAS Life Sciences (NASDAQ: SLS) 30-day option implied volatility is at 232; compared to its 52-week range of 81 to 236. Call put ratio 6.5 calls to 1 put with a focus on a spreader of September 15 calls, September 15 calls, January 15 calls and January 30 calls.