Churchill Capital Corp IX/Cayman

Overview

• IndustryServices-Computer Integrated Systems Design¹
• HeadquartersNew York, New York¹
• Incorporated inCayman Islands³
• Business address640 Fifth Avenue, 14Th Floor, New York, Ny 10019³
• Filer category, Emerging growth company³

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We are a blank check company incorporated on December 18, 2023 as a Cayman Islands exempted company and formed for the purpose of effecting a Business Combination with one or more businesses or entities. We may pursue an initial Business Combination in any business or industry. To date, our efforts have been limited to (i) organizational activities, (ii) activities related to our Initial Public Offering, and (iii) searching for and consummating a Business Combination, including the PlusAI Business Combination (as described below). We have generated no operating revenues to date, and we do not expect that we will generate operating revenues until we consummate our initial Business Combination.⁴ From its latest annual report

Corporate structure

Churchill Capital Corp IX/Cayman sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Churchill Capital Corp IX/Cayman reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Investments

Properties, in its own words

Our executive offices are located at 640 Fifth Avenue, 14th Floor, New York, NY 10019, and our telephone number is (212) 380-7500. The cost for this space is included in the $30,000 per month fee that we pay an affiliate of our Sponsor for certain office space, utilities and administrative and support pursuant to the Administrative Support Agreement. We consider our current office space adequate for our current operations.

Item 2 of the 10-K filed Feb 5, 2026.⁴

Leadership

Who has led Churchill Capital Corp IX/Cayman, and when. Pick a name to see everywhere that person has worked.

• Chief financial officerLee Jay Taragin May 2, 2024 to now¹⁰

Timeline

1. Jul 15, 20268-K Other events¹⁴
2. Apr 21, 20268-K Ended a material agreement¹⁵
3. Feb 9, 20268-K Regulation FD disclosure; Other events¹⁶
4. Jan 27, 20268-K Regulation FD disclosure; Other events¹⁷
5. Jan 26, 20268-K Other events¹⁸
6. Dec 19, 20258-K Shareholder vote¹⁹
7. Dec 3, 20258-K Entered a material agreement; New debt or obligation²⁰
8. Aug 4, 20258-K Executive or director change²¹
9. Jun 6, 20258-K Entered a material agreement²²
10. Jun 5, 20258-K Regulation FD disclosure²³
11. Apr 22, 20258-K Executive or director change²⁴
12. Jul 30, 20248-K Executive or director change²⁵

Filings

117 filings to the SEC since October 2021: 2 annual reports, 7 quarterly reports, 15 major events, 6 insider forms, 29 large holders, 58 other. The latest 20:

1. Sep 4, 2026SCHEDULE 13G/A EDGAR
2. Aug 14, 2026SCHEDULE 13G EDGAR
3. Aug 14, 2026SCHEDULE 13G/A EDGAR
4. Jul 15, 20268-K EDGAR
5. May 15, 2026SCHEDULE 13G/A EDGAR
6. May 15, 202610-Q EDGAR
7. May 11, 2026SCHEDULE 13G/A EDGAR
8. Apr 22, 2026RW EDGAR
9. Apr 21, 20268-K EDGAR
10. Apr 8, 2026425 EDGAR
11. Apr 8, 2026425 EDGAR
12. Apr 7, 2026425 EDGAR
13. Apr 3, 2026424B3 EDGAR
14. Apr 2, 2026EFFECT EDGAR
15. Mar 31, 2026POS AM EDGAR
16. Feb 9, 2026424B3 EDGAR
17. Feb 9, 2026DEFA14A EDGAR
18. Feb 9, 2026425 EDGAR
19. Feb 9, 20268-K EDGAR
20. Feb 5, 202610-K EDGAR

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

1 open-market trades by officers, directors and large owners since October 2021: 1 buys and 0 sales. Grants, option exercises and gifts are left out.

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

• Magnetar Financial LLCSCHEDULE 13G/A, 3 filings Nov 6, 2024 to Sep 4, 2026²⁶
• Fort Baker Capital Management LPSCHEDULE 13G/A, 5 filings Nov 14, 2024 to Aug 14, 2026²⁷
• METEORA CAPITAL, LLCSCHEDULE 13G, 1 filing Aug 14, 2026²⁸
• Goldman SachsSCHEDULE 13G/A, 1 filing May 11, 2026²⁹
• TENOR CAPITAL MANAGEMENT Co., L.P.SCHEDULE 13G, 1 filing Oct 16, 2025³⁰
• Churchill Sponsor IX LLCSCHEDULE 13D/A, 3 filings May 13, 2024 to Sep 22, 2025³¹
• Sculptor Capital LPSCHEDULE 13G/A, 3 filings May 7, 2024 to Aug 14, 2025³²
• BarclaysSCHEDULE 13G/A, 3 filings Feb 14, 2025 to Aug 12, 2025³³
• ARISTEIA CAPITAL, L.L.C.SCHEDULE 13G/A, 2 filings Nov 14, 2024 to Feb 14, 2025³⁴
• Empyrean Capital Partners, LPSCHEDULE 13G/A, 2 filings Nov 14, 2024 to Feb 14, 2025³⁵
• COWEN AND COMPANY, LLCSCHEDULE 13G/A, 2 filings Nov 13, 2024 to Feb 13, 2025³⁶
• MMCAP International Inc. SPCSC 13G/A, 2 filings May 13, 2024 to Nov 6, 2024³⁷
• MILLENNIUM MANAGEMENT LLCSC 13G, 1 filing May 9, 2024³⁸

SEC filer profile

How Churchill Capital Corp IX/Cayman is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

• Name on EDGARChurchill Capital Corp IX/Cayman¹
• CIK0002006291
• Employer ID (EIN)86-1885237⁴
• Filer statusNon-accelerated filer an emerging growth company; a smaller reporting company; a shell company⁴
• Incorporated inCayman Islands⁴
• Fiscal year endsDecember 31¹
• Industry code (SIC)7373 Services-Computer Integrated Systems Design¹
• SEC reviewing officeOffice of Technology, Division of Corporation Finance¹
• Business address640 Fifth Avenue, 14Th Floor, New York, NY 10019¹
• Phone2123807500¹
• Shares outstanding29,475,000 Common Class A shares; 7,187,500 Common Class B shares as of Feb 5, 2026⁴
• Public float$302.4M as of Jun 30, 2025⁴
• AuditorWithumSmith+Brown, New York, New York PCAOB ID 100; no auditor attestation of internal control over financial reporting⁴
• On EDGAR sinceJan 4, 2024¹
• Filings121 in all: 425 (23), 8-K (15), SCHEDULE 13G/A (14), SC 13G (8), 10-Q (7), CORRESP (7), 3 (5), SCHEDULE 13G (5)¹
  All 32 form types

  424B3 (4), EFFECT (3), S-4/A (3), 10-K (2), DEFA14A (2), S-1/A (2), SC 13G/A (2), SCHEDULE 13D/A (2), UPLOAD (2), 25-NSE (1), 4 (1), 424B4 (1), 8-A12B (1), ARS (1), CERT (1), DEF 14A (1), DRS (1), DRS/A (1), DRSLTR (1), POS AM (1), RW (1), S-1 (1), S-4 (1), SC 13D (1)

• Latest filingsAnnual report (10-K) Feb 5, 2026
  Quarterly report (10-Q) May 15, 2026
  Proxy statement (DEF 14A) Nov 24, 2025
  Latest 8-K (8-K) Jul 15, 2026

Securities registered for trading

From the cover page of the 10-K filed Feb 5, 2026 (Section 12(b) of the Exchange Act).⁴

Risk factors and legal proceedings

The risks Churchill Capital Corp IX/Cayman names in Item 1A of its 10-K filed Feb 5, 2026: 2 risks under these headings, as written.⁴

• Risks Relating to our Search for, and Consummation of or Inability to Consummate, a Business Combination
• Risks Relating to the Post-Business Combination Company
• Risks Relating to Acquiring or Operating a Business in Foreign Countries
• Risks Relating to our Management Team
• Risks Relating to our Securities and Shareholder Rights
• There is substantial doubt about our ability to continue as a “going concern.”

Legal proceedings

To the knowledge of our Management Team, there is no material litigation currently pending or contemplated against us, any of our subsidiaries, any of our officers or directors in their capacity as such or against any of our property.

The opening of Item 3, Legal Proceedings.⁴