Keystone Acquisition Corp. prices 25M unit IPO at $10.00 per unit

Keystone Acquisition Corp. entered into an underwriting agreement dated June 2, 2026 with Cohen & Company Capital Markets and Clear Street LLC to issue and sell 25 million units at $10.00 per unit in its initial public offering. Each unit consists of one Class A ordinary share and one-half redeemable warrant exercisable at $11.50 per share, representing a standard SPAC capital raise structure.