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MERK stock news · EMD Serono Research & Development Institute Inc.

Stories about EMD Serono Research & Development Institute Inc. (MERK) from the last 90 days, each explained in plain English with whether the news reads good or bad for the company.

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  1. Aug 21, 2026, 12:40 AM ET · Market

    Werewolf Therapeutics (HOWL) shares surge nearly 90% in after-hours trading following a $28 million agreement with EMD Serono.

    Good for MERK

    Acquisition of Werewolf's technology platforms enhances EMD Serono's portfolio and capabilities in immune-stimulating therapies.