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Sunday, Jul 12, 2026

Clarient Up on Pfizer News

Shares of Clarient Inc., a San Juan Capistrano-based company that provides cancer testing and drug discovery services, saw its shares surge Friday after it signed a deal with Pfizer Inc.

The pact calls for Clarient’s BioPharma services business unit to provide biopharmaceutical research services for the New York-based drug maker, including immunohistochemistry and analysis of rare cells in systemic circulation.

Clarient’s shares shot up some 20% on the news. The company is small, with a market value of about $75 million with shares trading in the $1 range.

Previously known as ChromaVision Medical Systems Inc., Clarient changed its name in March.

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