0002102771
IPO filing research

Keystone Acquisition Corp.

Blank Checks · KEYYU

ipo filed Nasdaq S-1

Keystone Acquisition Corp. IPO research page with SEC filing history, offering status, deal terms, structured filing extracts, company news, and comparable IPO context. Latest filing: S-1 on 2026-05-04. Current deal snapshot: exchange Nasdaq.

Filing Timeline

SEC EDGAR
S-1 filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
Follows DRS in the pre-IPO sequence.
Price $10.00 · 25,000,000 shares · Gross proceeds $250,000,000
Class A · Exchange Nasdaq · Ticker KEYYU · Over-allotment 3,750,000 · Each unit includes one Class A ordinary share and one-half of one redeemable warrant · Each whole warrant entitles the holder to purchase one Class A ordinary share at $11.50 per share, exercisable 30 days after initial business combination, expiring five years after completion or upon redemption/liquidation · Use of proceeds Proceeds will be placed into a trust account for the initial business combination · Flags cayman_holding_company, units, warrants · Underwriters Cohen & Company Capital Markets
Keystone Acquisition Corp. is a blank check company organized in the Cayman Islands, aiming to merge with or acquire businesses in high-growth sectors like energy transition, semiconductors, digital infrastructure, and crypto assets. The company is conducting an IPO of 25 million units at $10 each, with proceeds held in a trust account. Public shareholders may redeem shares upon a business combination, and the sponsor holds Class B shares convertible to Class A. The offering includes warrants and underwriter over-allotment options.
2026-05-04 · 0001213900-26-051706
DRS filed
Draft registration statement
Draft registration filed confidentially before the public launch.
First tracked pre-IPO filing for this issuer.
Keystone Acquisition Corp., a Cayman Islands exempted company, is conducting an initial public offering (IPO) of 25,000,000 units at $10.00 per unit, raising $250 million. Each unit includes one Class A ordinary share and one-half of a redeemable warrant. The company aims to target high-growth sectors such as energy transition, shipbuilding, semiconductors, digital infrastructure, and digital assets. The offering includes a 45-day underwriter option for additional units. Funds will be held in a trust account, with redemption rights for public shareholders tied to the trust account balance. The company expects to list units on Nasdaq under 'KEYYU' but cannot guarantee approval.
2026-01-23 · 0001213900-26-007200
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