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OSTX stock news · OS Therapies

Stories about OS Therapies (OSTX) 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. Nov 11, 2026, 9:22 AM ET · Market

    OS Therapies has started the process to get approval for Herlystic in the U.K. to help prevent cancer from coming back.

    Good for OSTX

    OS Therapies began a U.K. application process for Herlystic and expects to finish in Q4 2026. This is a favorable step, but the treatment has not been approved.

  2. Oct 19, 2026, 8:50 AM ET · Market

    OS Therapies Inc has signed an important agreement to offer new warrants at a lower price.

    Bad for OSTX

    OS Therapies received about $7.2 million in gross cash, but issued shares and new warrants for an equal number. The extra shares that could follow make this unfavorable for current owners.

  3. Oct 6, 2026, 1:25 PM ET · Market

    OS Therapies says its bone cancer treatment helped 72.7% of patients survive for three years.

    Good for OSTX

    OS Therapies reported a significant survival advantage for OST-HER2, supporting its prospects. The comparison used historical patients, and early-access filings are still planned, not approved.

  4. Oct 5, 2026, 4:45 PM ET · New boss

    OS Therapies Inc has made a big agreement and named Frank Knuettel II as CFO and Kerry Clem as CCO.

    Neutral

    OS Therapies named a new finance chief and commercial chief. The finance chief has relevant experience, but no deal or business result was announced, so the outlook is unchanged.

  5. Sep 10, 2026, 5:30 PM ET · Market

    OS Therapies Inc shares details about selling up to 5,874,094 of its own stock.

    Bad for OSTX

    OS Therapies filed to allow resale of 5,874,094 shares by selling stockholders; this increases available supply and reads as bearish for OSTX.

  6. Aug 21, 2026, 4:57 PM ET · Market

    OS Therapies Inc announces the establishment of a significant definitive agreement (OSTX).

    Good for OSTX

    OS Therapies Inc has filed a Form 8-K indicating its entry into a material definitive agreement, which is likely to have immediate implications for its business strategy and investor sentiment.