Copley Acquisition Corp (COPL) has entered into a definitive business combination agreement with Ignite Proteomics, LLC. Upon closing, Copley and Ignite will become wholly owned subsidiaries of a newly formed public holding company, Ignite Proteomics Holdings, Inc. (Pubco), which will be listed on the NYSE. The transaction values Ignite Proteomics at a $150 million pro forma enterprise value and is expected to close in the second half of 2026, subject to customary closing conditions. Clear Street LLC and Winston Taylor LLP are advising Copley, while Ladenburg Thalmann & Co. Inc. and Meister Seelig & Schuster PLLC are advising Ignite Proteomics.