Sonire Therapeutics Inc. initiated a U.S.-based Sunrise II study of Suizenji, its novel ultrasound-guided high-intensity focused ultrasound (HIFU) system designed to ablate pancreatic tumors, after closing an $18 million series A financing round April 15.

Pilatus Bio Inc. is working to address a major under-addressed target of current checkpoint inhibitors: metabolic stress within solid tumors. “Traditional immunotherapies release immune ‘brakes,’ but they do not address the underlying metabolic stress in tumors,” Pilatus CEO and cofounder Raven Lin said. “That’s why more than 60% of solid tumor patients do not respond to treatment.”

Anaptysbio Inc. announced in September of 2025 that it planned to separate its drug development business from the royalties it receives on Jemperli (dostarlimab) from GSK plc and imsidolimab from Vanda Pharmaceuticals Inc. Just seven months later, on April 20, 2026, well ahead of its “year-end 2026” goal, First Tracks Biotherapeutics Inc., the drug development arm of the company, started trading as a standalone company on Nasdaq under the ticker symbol TRAX.

“Single drugs targeting single biological pathways are insufficient for complex diseases,” Remedy Cell Ltd. CEO Ayelet Dilion Mashiah told BioWorld. Remedy is taking a secretome-based approach to treat lung disorders, having moved its lead asset, RC-0315, into a first-in-human clinical trial for idiopathic pulmonary fibrosis (IPF) in January.

Tortugas Neuroscience Inc. came out of its shell to announce the raising of $106 million between its seed and series A financing rounds. “We like the symbolism of the sea turtle – long-lived, persistent, very determined,” Tortugas CEO Jeff Jonas said of the company’s name.

“Single drugs targeting single biological pathways are insufficient for complex diseases,” Remedy Cell Ltd. CEO Ayelet Dilion Mashiah told BioWorld. Remedy is taking a secretome-based approach to treat lung disorders, having moved its lead asset, RC-0315, into a first-in-human clinical trial for idiopathic pulmonary fibrosis (IPF) in January. Secretomes refer to the collection of bioactive molecules secreted by cells in the extracellular space, including proteins, enzymes, growth factors and extracellular vesicles such as exosomes.

Syneron Bio is emerging as one of the most heavily backed new entrants in the macrocyclic peptide space, raising more than $250 million in venture funding and securing a multibillion-dollar deal with Astrazeneca plc as it builds a platform spanning several of the most competitive frontiers in drug development.

Tr1x Inc. was founded with a simple but ambitious goal: to change how autoimmune and inflammatory diseases are treated, moving away from chronic treatment and toward durable cures. “We are trying to flip the script on regulatory T cells (Tregs),” Tr1x CEO David de Vries told BioWorld. “The goal is to reset the immune system rather than continuously suppress it, and we believe we have a unique technology to do that.”

Realta Life Sciences Inc. raised an additional $40 million in the final tranche of its series A investment, bringing the total the company has raised to more than $150 million through mission-driven investors and a family-office model.

Founded amid the booming next-generation antibody-drug conjugate (ADC) space, Sidewinder Therapeutics Inc. has emerged from stealth with an oversubscribed $137 million series B round and plans to advance a lead program into the clinic in 2027.