On November 7, 2024, Kalaris Therapeutics, a clinical-stage ophthalmology biotech company co-founded by Samsara BioCapital that is developing innovative retinal treatments, announced it had entered into a transformational reverse merger transaction with AlloVir, an allogeneic T cell immunotherapy company, pursuant to which the equityholders of Kalaris will become owners of approximately 75% of the combined company. The transaction is expected to close in the first quarter of 2025.

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