Cigna sued Bristol Myers Squibb on Tuesday, accusing the drugmaker of violating U.S. antitrust law by keeping generic versions of its blockbuster blood cancer drug Pomalyst off the market so it could ...

Cigna claims Bristol Myers’ Celgene unit filed sham lawsuits it knew it was unlikely to win in an effort to protect its ...

Déjà vu for Bristol Myers as it faces another anti-competition lawsuit over blockbuster Pomalyst By Kevin Dunleavy Jun 25, 2025 8:50am Bristol Myers Squibb Celgene patent lawsuit Cigna ...

Insurance company Cigna claims Bristol Myers Squibb may have caused overpayments of ‘billions’ of dollars after allegedly ...

Cigna (NYSE:CI) on Tuesday filed an antitrust lawsuit accusing Bristol Myers Squibb (NYSE:BMY) of breaching U.S. competition rules by maintaining a monopoly over its blockbuster blood cancer drug ...

Bristol Myers and Celgene are being sued in an antitrust suit, ... Bristol Myers Squibb & Co BMY and its subsidiary Celgene Inc. face antitrust allegations in a civil lawsuit. Cigna Corp CI ...

NEW YORK (Reuters) - Bristol Myers Squibb was hit on Thursday with a $6.7 billion lawsuit claiming it cheated former Celgene shareholders by delaying federal approval for three drugs, 1-1/2 months ...

Bristol Myers Squibb won the dismissal on Monday of a $6.4 billion lawsuit claiming it cheated former Celgene shareholders by delaying federal approval for the cancer drug Breyanzi and two other ...

NEW YORK (Reuters) -Cigna sued Bristol Myers Squibb on Tuesday, accusing the drugmaker of violating U.S. antitrust law by keeping generic versions of its blockbuster multiple myeloma drug Pomalyst ...

Cigna filed its lawsuit in Manhattan federal court. (Reporting by Jonathan Stempel in New York) FILE PHOTO: A sign stands outside a Bristol Myers Squibb facility in Cambridge, Massachusetts, U.S ...