10/15/2026 | Press release | Archived content
Firefly Bio is a biotechnology company developing the Firelink degrader antibody conjugate platform, designed to deliver targeted protein degraders directly to cancer cells to treat difficult-to-address solid tumors.
Johnson & Johnson acquired Firefly Bio for $1 billion in cash, gaining a novel technology intended to selectively target KRAS-driven cancers and other hard-to-treat malignancies while preserving healthy tissue.
GroveStreet first became a Versant Ventures LP in 2018. Read more here.
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