Keystone Acquisition, a blank check company targeting energy, shipbuilding, semiconductors, and digital infrastructure, filed on Monday with the SEC to raise up to $250 million in an initial public offering.
The company plans to raise $250 million by offering 25 million units at $10. Each unit consists of one share of common stock, and one-half of one warrant to purchase a share, exercisable at $11.50.
Keystone Acquisition is led by CEO Richard Chin, the Co-CEO of Solidigm and former President of SK Hynix. He is joined by CFO Jake Cho, the CEO of AgaMatrix, former Head of Legal at i-SENS, and former VP of Corporate Development at SK Hynix. The SPAC intends to target energy transition and critical minerals, shipbuilding and maritime engineering, semiconductors and advanced electronics, digital infrastructure and data centers, and digital assets and crypto treasuries.
The New York, NY-based company was founded in 2025. It plans to list on the Nasdaq under the symbol KEYYU. Keystone Acquisition filed confidentially on January 23, 2026. Cohen & Company Securities is the sole bookrunner on the deal.
