Biotech and Medtech Stocks Surge in After-Hours Trading for Major Companies
Surge in Healthcare Stocks: On September 12, several healthcare and biotech stocks, including Penumbra, Check-Cap, Adaptimmune Therapeutics, and NewAmsterdam Pharma, saw significant after-hours trading gains, driven by strategic announcements and clinical milestones, despite some movements occurring without direct news.
Penumbra's Stock Performance: Penumbra Inc. experienced a rebound in after-hours trading, rising 6.28% to $289.86, following a decline during regular hours. The company raised its full-year revenue guidance and appointed a new president, indicating confidence in its growth trajectory.
Check-Cap's Merger Announcement: Check-Cap Ltd. saw its stock soar by 191.22% after announcing a merger with MBody AI, which aims to enhance its colorectal cancer screening technology with AI capabilities, potentially transforming its strategic direction.
NewAmsterdam Pharma's Regulatory Progress: NewAmsterdam Pharma's shares rose 8.23% after-hours, driven by positive investor sentiment regarding its lead candidate obicetrapib and recent regulatory milestones, including accepted Marketing Authorization Applications by the EMA and promising trial data related to Alzheimer's disease biomarkers.
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Investor Rights Law Firm Investigates Multiple Companies
- Investigation Focus: Halper Sadeh LLC is investigating Nathan’s Famous, Inc. (NASDAQ: NATH) for potential violations related to its sale to Smithfield Foods, Inc. for $102.00 per share in cash, aiming to protect shareholder rights and seek increased compensation.
- Transaction Details: Penumbra, Inc. (NYSE: PEN) is being sold for $374.00 in cash or 3.8721 shares of Boston Scientific common stock, with Halper Sadeh LLC potentially advocating for more information and compensation to ensure transaction transparency for shareholders.
- Legal Rights: RAPT Therapeutics, Inc. (NASDAQ: RAPT) is selling to GSK plc for $58.00 per share, and Halper Sadeh LLC encourages shareholders to reach out to understand their legal rights and options, ensuring their interests are safeguarded in the transaction.
- Shareholder Support: Lisata Therapeutics, Inc. (NASDAQ: LSTA) is being sold for $4.00 per share in cash plus two non-tradeable rights, with Halper Sadeh LLC offering contingent fee legal services to help shareholders secure their rightful interests in the potential transaction.

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