Inflection Point Acquisition Corp. II (Nasdaq: IPXX), sponsored by Inflection Point Capital Management, filed an amended preliminary proxy statement (PRER14A) on June 15, 2026, in connection with its proposed business combination with USA Rare Earth, Inc., a domestic critical minerals company focused on rare earth mining and processing. The amendment signals the transaction remains under SEC review as the SPAC, which completed its initial public offering in 2022, works toward a shareholder vote on the deal. USA Rare Earth operates in the materials sector, specifically targeting domestic production and processing of rare earth elements critical to defense and technology supply chains. Sign up on SpacDesk for full filing history, timeline data, and deal analytics on IPXX and the broader SPAC market.