Tourmaline Bio, Inc. Common Stock

Tourmaline Bio Inc is a late-stage clinical biotechnology company driven by its mission to develop transformative medicines that dramatically improve the lives of patients with life-altering immune diseases. Its initial product candidate is TOUR006, a fully human monoclonal antibody that selectively binds to interleukin-6 (IL-6), a key proinflammatory cytokine involved in the pathogenesis of many autoimmune and inflammatory disorders. The anti-IL-6 and anti-IL-6 receptor (IL-6R) antibody class (IL-6 class) has over two decades of clinical and commercial experience treating over a million patients with a variety of autoimmune and inflammatory diseases.