Welcome to our dedicated page for Cayson Acquisition SEC filings (Ticker: CAPNU), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Cayson Acquisition Corp filings document the regulatory record of a blank-check company, including Form 8-K material-event reports, shareholder voting matters, material agreements, capital-structure disclosures, governance matters, risk factors, and operating and financial results. The filings describe SPAC-specific security terms, including ordinary shares and rights associated with an initial business combination.
The company’s SEC record also includes continued-listing compliance disclosure for Nasdaq holder requirements, as well as formal reporting on governance and security-structure matters relevant to CAPNU’s public-company status.
Cayson Acquisition Corp. ownership disclosure: Wolverine Asset Management, LLC, Wolverine Holdings, LLC, Christopher L. Gust and Robert R. Bellick each report shared voting and dispositive power over 275,700 ordinary shares of Cayson Acquisition Corp. That holding represents 5.21% of the company's outstanding ordinary shares, using 5,288,092 shares outstanding as of 3/24/2026.
The filing states WAM is an investment adviser and the shares are held in the ordinary course of business; Wolverine Flagship Fund Trading Limited is identified as having rights to dividends or sale proceeds for the covered shares. The filing is signed on 04/17/2026.
Cayson Acquisition Corp, a Cayman Islands-based special purpose acquisition company, describes its structure, risks, and progress toward completing an initial business combination.
The company completed a Nasdaq-listed IPO of 6,000,000 units at $10.00 per unit and a 230,000-unit private placement, placing $60,000,000 into a U.S. trust account. As of June 30, 2025, non-affiliate ordinary shares had an aggregate market value of about $61.9 million, and as of March 24, 2026, 5,288,092 ordinary shares were outstanding.
Cayson signed a July 11, 2025 merger agreement involving Mango Financial Group Limited but elsewhere assumes it may pursue another target. Shareholders approved amendments allowing monthly extensions of the business combination deadline to March 23, 2027, funded by $125,000 monthly loans, with Mango Financial agreeing to lend up to $750,000. In connection with the March 18, 2026 meeting, holders of 2,541,908 public shares redeemed their shares for cash from the trust. The filing emphasizes extensive risk factors around completing a deal on time, redemptions, competition among SPACs, PRC-related regulatory exposure for Asia-focused targets, and potential creditor or tax claims that could reduce liquidation or redemption values.
Cayson Acquisition Corp reported that, effective March 18, 2026, Mango Financial Limited agreed to lend the company an aggregate $750,000 under a non‑interest‑bearing promissory note, repayable upon completion of a business combination. The first $125,000 was funded and deposited into the SPAC trust account to finance a one‑month extension of the deadline to close its initial business combination.
Shareholders approved amendments allowing the board to extend the business combination deadline monthly for up to 12 months, to as late as March 23, 2027, conditioned on insider contributions of $125,000 per month into the trust. They also removed the prior net tangible asset redemption limit and amended the trust agreement to align funding terms. In connection with the meeting, holders of 2,541,908 public shares elected redemption for their pro rata share of funds in the trust, while the company continues pursuing its business combination with Mango Financial Group Limited.
Feis Equities LLC and Lawrence M. Feis filed an amended Schedule 13G reporting a significant passive stake in Cayson Acquisition Corp. They beneficially own 769,472 ordinary shares, representing 9.83% of the company’s ordinary shares.
The ownership percentage is based on 7,830,000 ordinary shares outstanding as of November 12, 2025, as reported by Cayson Acquisition Corp in a prior quarterly report. The filing states the securities were not acquired and are not held for the purpose of changing or influencing control of the company.
Cayson Acquisition Corp disclosed that Mango Financial Limited and related parties loaned the SPAC a total of $600,000 to extend the SPAC's deadline to complete an initial business combination from September 23, 2025 to January 23, 2026. The loans will be deposited into the SPAC's trust account established in connection with its initial public offering.
The loans are evidenced by promissory notes that bear no interest and are repayable in full only upon the consummation of a business combination. The disclosure includes exhibit references and is signed by Yawei Cao, Chief Executive Officer, with the filing dated September 18, 2025.
Cayson Acquisition Corp (CAPNU) disclosed a press release stating that Mango Financial is launching a digital currency strategy that will integrate cryptocurrency elements into its financial operations. The filing reiterates that on July 11, 2025, the SPAC entered into an Agreement and Plan of Merger with Mango Financial Group Limited, North Water Investment Group Holdings Limited and Mango Temp Limited. Under the Merger Agreement, Merger Sub will merge into the SPAC, the separate existence of Merger Sub will cease, and the SPAC will remain as the surviving corporation and become a wholly-owned subsidiary of the Company. The filing includes a press release exhibit and an Inline XBRL cover page; the document is signed by Yawei Cao as Chief Executive Officer and dated August 15, 2025.
Mizuho Financial Group filed an amended Schedule 13G reporting beneficial ownership of 704,500 common shares of Cayson Acquisition Corp (CUSIP G1993W109), representing 9.0% of the class. The filing states Mizuho has sole voting and sole dispositive power over the reported shares, which signals control of voting and disposition for that block.
The filing identifies Mizuho as a Japan-organized parent holding company and notes that Mizuho Financial Group, Mizuho Bank, Ltd., and Mizuho Americas LLC may be deemed indirect beneficial owners through securities directly held by Mizuho Securities USA LLC. The statement certifies the shares were acquired and are held in the ordinary course of business and not to influence control. The filing is signed by Takahiro Katsura on 08/13/2025. Exhibit A is referenced for subsidiary identification.