Tuesday Pre-Market Look: Stocks In The News Before The Open
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Tuesday Pre-Market Look: Stocks In The News Before The Open

Nivalis Therapeutics (NVLS) plunged over 50% in after-hours trading after it said its Phase 2 study evaluating cavosonstat failed to meet the primary endpoint in adult patients with cystic fibrosis. Pfizer (PFE) was upgraded to ‘Overweight’ from ‘Equalweight’ at Barclays with a 12-month price target of $38. Tiffany (TIF)— The luxury goods retailer earned 76…