Novartis (NVS) call put ratio 1.6 calls 1 put into share price lower before the bell
Novartis (NYSE: NVS) 30-day option implied volatility is at 29; compared to its 52-week range of 17 to 36. Call put ratio 1.6 calls 1 put into halts two trials testing ziltivekimab, Bloomberg reports.