Illumination Acquisition Corp. I

Overview

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• TickerILLU on Nasdaq¹
• IndustryBlank Checks¹
• HeadquartersNew York, New York¹
• Incorporated inCayman Islands²
• Business address570 Lexington Avenue, 40Th Floor, New York, Ny 10022²
• Filer categoryNon-accelerated filer, Smaller reporting company, Emerging growth company²

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Corporate structure

Illumination Acquisition Corp. I 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.

Leadership

Who has led Illumination Acquisition Corp. I, and when. Pick a name to see everywhere that person has worked.

• ChairJohn C. Lipman Feb 26, 2026 to now³
• Chief operating officerJohn Demarais Apr 14, 2026 to now⁴

Timeline

1. Apr 14, 20268-K Executive or director change⁸
2. Mar 6, 20268-K Unregistered sale of shares; Other events⁹
3. Mar 2, 20268-K Entered a material agreement; Executive or director change; Bylaws or fiscal year changed¹⁰

Filings

29 filings to the SEC since October 2021: 3 quarterly reports, 3 major events, 7 insider forms, 3 large holders, 13 other. The latest 20:

1. Oct 14, 202610-Q QUARTERLY REPORT EDGAR
2. Aug 13, 2026SCHEDULE 13G/A EDGAR
3. Jul 15, 202610-Q QUARTERLY REPORT EDGAR
4. May 13, 2026SCHEDULE 13G EDGAR
5. Apr 14, 20268-K CURRENT REPORT EDGAR
6. Apr 14, 202610-Q QUARTERLY REPORT EDGAR
7. Apr 14, 20263 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
8. Mar 18, 20263 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
9. Mar 6, 20268-K CURRENT REPORT EDGAR
10. Mar 5, 2026SCHEDULE 13D EDGAR
11. Mar 2, 20268-K CURRENT REPORT EDGAR
12. Feb 27, 2026424B4 PROSPECTUS FILED PURSUANT TO RULE 424(B)(4) EDGAR
13. Feb 26, 2026EFFECT EDGAR
14. Feb 26, 2026CERT EDGAR
15. Feb 26, 20268-A12B EDGAR
16. Feb 26, 2026CORRESP EDGAR
17. Feb 26, 2026CORRESP EDGAR
18. Feb 26, 2026CORRESP EDGAR
19. Feb 26, 2026CORRESP EDGAR
20. Feb 26, 20263 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES EDGAR

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

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, 2 filings May 13, 2026 to Aug 13, 2026¹¹
• Illumination Acquisition 1 Sponsor LLCSCHEDULE 13D, 1 filing Mar 5, 2026¹²

SEC filer profile

How Illumination Acquisition Corp. I is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

• Name on EDGARIllumination Acquisition Corp. I¹
• CIK0002101135
• Filer statusNon-accelerated filer<br>smaller reporting company<br>emerging growth company¹
• Incorporated inCayman Islands¹
• Fiscal year endsNovember 30¹
• Industry code (SIC)6770 Blank Checks¹
• SEC reviewing officeOffice of Real Estate & Construction, Division of Corporation Finance¹
• Business address570 Lexington Avenue, 40Th Floor, New York, NY 10022¹
• Phone646-348-9369¹
• Shares outstanding31,291,667 as of Apr 14, 2026¹³
• On EDGAR sinceDec 23, 2025¹
• Filings29 in all: 3 (7), CORRESP (6), 10-Q (3), 8-K (3), 424B4 (1), 8-A12B (1), CERT (1), EFFECT (1)¹
  All 14 form types

  S-1 (1), S-1/A (1), SCHEDULE 13D (1), SCHEDULE 13G (1), SCHEDULE 13G/A (1), UPLOAD (1)

• Latest filingsQuarterly report (10-Q) Oct 14, 2026
  Latest 8-K (8-K) Apr 14, 2026