Hisamitsu Pharmaceutical Co. Inc. President and CEO Kazuhide Nakatomi is leading a management buyout to take the company private, citing mounting drug pricing pressures and tougher listing requirements on the Tokyo Stock Exchange.

Haemonetics Corp. acquired Vivasure Medical Ltd. for €100 million (US$116 million) cash plus up to an additional €85 million (US$99 million) in contingent payments based on sales and other milestones. The deal continues nearly four years of increasing investment in Vivasure by Haemonetics in support of its latest version of the Perqseal vessel closure device.

News of Eli Lilly and Co. purchasing Ventyx Biosciences Inc. for $14 per share arrived after market close Jan. 7, following unconfirmed rumors of the buyout that drove shares up by more than 52% at one point.

In a big week for W.L. Gore & Associates Inc., the company reported plans to acquire Conformal Medical Inc. and received U.S. FDA approval for its Viabahn Fortegra venous stent for use in the inferior vena cava, iliac and iliofemoral veins.

Amgen Inc. has swooped on two European cancer specialists, buying Dark Blue Therapeutics Ltd. for up to $840 million plus royalties, and sealing a $618 million license agreement with Disco Pharmaceuticals GmbH for rights to a novel cancer cell surface target.

Securing a second major partnership with Sanofi SA – this time worth a potential $2.56 billion – Earendil Labs will provide its AI-driven discovery platform to find new therapeutics for autoimmune and inflammatory diseases.

After raising $292 million in its Hong Kong IPO, AI discovery and development biotech, Insilico Medicine, signed an R&D collaboration with French pharma Servier SA valued at $888 million to discover and develop innovative oncology therapies by combining Insilico's AI-driven drug discovery platforms with Servier's global expertise in cancer drug development.

Abbvie Inc. signed a $1.1 billion New Year’s Eve deal with China’s Zelgen Biopharmaceuticals Co. Ltd., gaining ex-China rights to Zelgen’s lead oncology asset, alveltamig (ZG-006), a trispecific T-cell engager targeting delta-like ligand 3. Under terms of the deal, Abbvie will pay Zelgen an up-front fee of $100 million, and Zelgen is eligible to receive $60 million in near-term milestones and could receive up to $1.075 billion in additional development, regulatory and commercial milestones, alongside tiered royalties on net sales outside China. Zelgen retains full rights in China.