# EDGAR Filing Document

**Accession Number:** 0002101135
**File Stem:** 0001094891-26-000091
**Filing Date:** 2026-2
**Character Count:** 9899
**Document Hash:** a3ade14c4334cd3b5e4627df6136669f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001094891-26-000091.hdr.sgml**: 20260226

**ACCESSION NUMBER**: 0001094891-26-000091

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260226

**FILED AS OF DATE**: 20260226

**DATE AS OF CHANGE**: 20260226

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** LIPMAN JOHN C
- **CENTRAL INDEX KEY:** 0001383194

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43169
- **FILM NUMBER:** 26690492

**MAIL ADDRESS:**
- **STREET 1:** C/O CARTER SECURITIES LLC
- **STREET 2:** 767 THIRD AVENUE 27TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10017
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Rosenberg David I.
- **CENTRAL INDEX KEY:** 0001842508

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43169
- **FILM NUMBER:** 26690494

**MAIL ADDRESS:**
- **STREET 1:** C/O IGNYTE ACQUISITION CORP.
- **STREET 2:** 640 5TH AVENUE, 4TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Illumination Acquisition 1 Sponsor LLC
- **CENTRAL INDEX KEY:** 0002101134

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43169
- **FILM NUMBER:** 26690493

**BUSINESS ADDRESS:**
- **STREET 1:** 570 LEXINGTON AVENUE
- **STREET 2:** 40TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 646-348-9369

**MAIL ADDRESS:**
- **STREET 1:** 570 LEXINGTON AVENUE
- **STREET 2:** 40TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Illumination Acquisition Corp. I
- **CENTRAL INDEX KEY:** 0002101135
- **STANDARD INDUSTRIAL CLASSIFICATION:** BLANK CHECKS [6770]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 570 LEXINGTON AVENUE
- **STREET 2:** 40TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 646-348-9369

**MAIL ADDRESS:**
- **STREET 1:** 570 LEXINGTON AVENUE
- **STREET 2:** 40TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Illumination Acquisition 1 Sponsor LLC<br><sub>(Last) (First) (Middle)</sub><br>C/O ILLUMINATION ACQUISITION CORP I<br>570 LEXINGTON AVENUE, 40TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Illumination Acquisition Corp. I [ ILLU ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-26 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>LIPMAN JOHN C<br><sub>(Last) (First) (Middle)</sub><br>C/O ILLUMINATION ACQUISITION CORP I<br>40TH FLOOR, 570 LEXINGTON AVENUE<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Illumination Acquisition Corp. I [ ILLU ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-26 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [X] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_CEO_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Rosenberg David I.<br><sub>(Last) (First) (Middle)</sub><br>C/O ILLUMINATION ACQUISITION CORP I<br>40TH FLOOR, 570 LEXINGTON AVENUE<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Illumination Acquisition Corp. I [ ILLU ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-26 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [X] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_Chairman_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Class A Ordinary Shares | 365000<sup>(1)</sup> | I | By Illumination Acquisition 1 Sponsor LLC<sup>(2)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| Class B Ordinary Shares | <sup>(3)</sup> | <sup>(3)</sup> | Class A Ordinary Shares<sup>(3)</sup> | 7666667<sup>(4)</sup> | $0 | I | By Illumination Acquisition 1 Sponsor LLC<sup>(2)</sup> |
| Warrant<sup>(5)</sup> | <sup>(6)</sup> | <sup>(7)</sup> | Class A Ordinary Shares | 121667<sup>(8)</sup> | $11.50 | I | By Illumination Acquisition 1 Sponsor LLC<sup>(2)</sup> |

---

### Footnotes:

(1) Represents 365,000 Class A ordinary shares contained within units that the reporting person has irrevocably agreed to purchase at the closing of the Issuer's initial public offering (the "IPO"). Does not include up to an additional 30,000 Class A ordinary shares contained within units that the reporting person has irrevocably agreed to purchase in connection with the IPO if and only if the underwriters of the IPO fully exercise their over-allotment option.

(2) Represents securities held by Illumination Acquisition 1 Sponsor LLC. John Lipman and David I. Rosenberg indirectly control the management of such entity, including the exercise of voting and investment discretion with respect to the securities held of record by such entity.

(3) The Class B ordinary shares of the Issuer are convertible into the Issuer's Class A ordinary shares concurrently with or immediately following the consummation of an initial business combination, or earlier at the option of the holders thereof on a one-for-one basis, subject to the adjustments.  The Class B ordinary shares have no expiration date.

(4) Includes up to 1,000,000 Class A ordinary shares issuable upon conversion of Class B ordinary shares that are subject to forfeiture in the event the underwriters of the Issuer's IPO do not exercise their over-allotment option in full.

(5) Represents warrants contained within units that the reporting person has irrevocably agreed to purchase at the closing of the Issuer's IPO.

(6) Each warrant will become exercisable at the later of 12 months from the closing of the IPO and 30 days after the completion of the Issuer's initial business combination.

(7) Each warrant will expire five years after the completion of the Issuer's initial business combination or earlier upon redemption or the Issuer's liquidation.

(8) Does not include up to an additional 10,000 Class A ordinary shares underlying warrants contained within units that the reporting person has irrevocably agreed to purchase in connection with the IPO if and only if the underwriters of the IPO fully exercise their over-allotment option.

**Signature:** /s/ Illumination Acquisition 1 Sponsor LLC by John Lipman, Managing Member  
**Date:** 2026-02-26

**Signature:** /s/ John Lipman  
**Date:** 2026-02-26

**Signature:** /s/ David Rosenberg  
**Date:** 2026-02-26

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**