News summary

Retro Biosciences announces initial financing close at $1.8 billion valuation

Source: Retro Biosciences • Published: 22 May 2026, 00:00

Summarized by Masters of Longevity from Retro Biosciences.

The company announced an initial financing close led by 4P Capital at a $1.8 billion pre-money valuation. The amount raised was not disclosed.

Retro Biosciences announces initial financing close at $1.8 billion valuation
Key Takeaways
  • The $1.8 billion figure is a pre-money valuation, not the amount raised.
  • Proceeds support aging-focused drug discovery, cell therapy and tissue reprogramming.
  • RTR242 was in Phase 1 testing; the announcement did not establish clinical efficacy.
Read the full article at Retro Biosciences ↗

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