Sanofi completes acquisition of Inhibrx, Inc. Paris, May 30, 2024. Sanofi announced today the completion of its acquisition of Inhibrx, Inc. (“Inhibrx”). The acquisition adds SAR447537 (formerly INBRX-101) to Sanofi’s rare disease pipeline, underscoring the company’s commitment to pursuing differentiated and potential best-in-class medicines that build upon our existing strengths and capabilities. SAR447537 is a human recombinant protein that holds the promise of allowing alpha-1 antitrypsin deficiency (AAT ...