Aquaron Acquisition Corp. (Nasdaq: AQU) is a blank-check special purpose acquisition company that filed a Form 425 communication with the SEC on March 9, 2026, indicating active progress in its proposed business combination process. Form 425 filings are standard disclosure documents submitted in connection with pending merger transactions and are a routine milestone in a SPAC deal's regulatory timeline. AQU completed its initial public offering and began trading on Nasdaq as part of the wave of blank-check vehicles that came to market in the early 2020s. The March 2026 filing reflects ongoing deal activity as the company works through the combination process. Investors and analysts tracking AQU can sign up at SpacDesk for full filing history, deal timelines, and real-time SPAC data.