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KEYY

Keystone Acquisition Corp.

Financial Services · Shell Companies

10.00$ +0.0% vs. previous close Closing price · As of: Sep 30, 2026

Ownership

Ownership Structure

Who owns Keystone Acquisition Corp. (KEYY)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 100.0% of the shares are freely tradable; institutional investors hold 3.5%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 3.5%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 0.0%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 100.0%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 0.01%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 29Mio.

Largest Shareholders

Institutions

Institutions KEYY
Name Stake (%) Shares Change (%) Date
Glazer Capital, LLC 3.75 1,437,045 +0.0 06/30/2026
Linden Advisors LLC 3.39 1,300,000 +0.0 06/30/2026
Hudson Bay Capital Management LP 1.57 600,000 +0.0 06/30/2026
Periscope Capital Inc. 1.30 499,800 +0.0 06/30/2026
Two Sigma Investments LLC 1.18 453,124 +0.0 06/30/2026
Saba Capital Management, LP 0.78 299,995 +0.0 06/30/2026
K2 PRINCIPAL FUND LP 0.76 293,023 +0.0 06/30/2026

Funds

Funds KEYY
Name Stake (%) Shares Change (%) Date
First Trust Merger Arbitrage Cl I 1.68 642,232 +0.0 06/30/2026
Accelerate Arbitrage ETF 0.13 50,000 +0.0 08/31/2026
Fidelity Nasdaq Composite Index 0.03 10,752 +0.0 07/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: September 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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