Johnson & Johnson to Acquire Firefly Bio for $1 Billion

June 8, 2026

Johnson & Johnson entered into a definitive agreement to acquire Firefly Bio, Inc. for $1 billion in cash. The deal is intended to expand Johnson & Johnson’s oncology pipeline using Firefly Bio’s proprietary Firelink degrader antibody conjugate platform, including preclinical candidates for KRAS-driven and other hard-to-treat solid tumors.

Targets
Firefly Bio, Inc.
Industry
Biotechnology
Location
California, United States
Transaction Type
Buyout

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