ARK Invest backs Cellares with $20 million as automated cell therapy manufacturing gains momentum

9 June 2026

US cell therapy manufacturing company Cellares has secured a $20 million investment from Cathie Wood’s ARK Invest, raising its Series D financing to $277 million and adding a high-profile backer as it scales its automated production network.

The South San Francisco, California-based company is aiming to address one of cell therapy’s most persistent bottlenecks: how to manufacture personalized treatments at commercial scale while cutting costs and improving reliability.

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