Artius II Acquisition Inc. (Nasdaq: AACB) is a blank-check company sponsored by Artius Capital Management, the technology-focused SPAC vehicle associated with principals Charles Frumberg and Edgar Bronfman Jr. The company completed its initial public offering in 2021, targeting the technology and software sectors. On August 31, 2026, Artius II filed a Form 15-12G with the Securities and Exchange Commission, signaling the termination of its registration under Section 12(g) of the Exchange Act and the close of its public reporting obligations. The filing marks the conclusion of the SPAC's lifecycle on public markets. For full filing history, deal timelines, and sponsor track-record data on Artius II and hundreds of other SPACs, sign up for complete access at SpacDesk.