Novo Nordisk shares tumble 18% as CEO warns it will get worse before it gets better
- Posted on February 4, 2026
- By CNBC
- 3 Views
Novo Nordisk shares tumble 18% as CEO warns it will get worse before it gets better

Just as Novo Nordisk showed signs of a recovery, another cold shower hit investors as the drugmaker surprise prereleased its 2026 forecast late Tuesday, sending shares tumbling.