Definitive Healthcare Corp. shares rise 1.02% after-hours following Corewell Health and Quest Diagnostics joint venture announcement.

Definitive Healthcare Corp. rose 1.02% in after-hours trading. The company's stock price increase may be attributed to the recent news that Corewell Health and Quest Diagnostics have signed a definitive agreement to enter into a joint venture to expand access to innovative, quality, and affordable laboratory services in Michigan. This joint venture, Diagnostic Lab of Michigan, LLC, will be based at a state-of-the-art laboratory facility at the Corewell Health Southfield Center in Southfield, Michigan.