Why Amarin Stock Skyrocketed Today

Shares of Amarin (AMRN 32.87%) skyrocketed 32.9% on Wednesday after the biopharmaceutical company announced strong preliminary fiscal fourth-quarter results, a new share-repurchase authorization, and encouraging 2024 guidance.A strong end to Amarin's yearIn a press release this morning, Amarin told investors it now expects fourth-quarter 2023 revenue of between $72 million and$74 million, far above analysts' consensus estimates for sales closer to $62 million. That would bring full-year 2023 revenue to bet ...