# EDGAR Filing Document

**Accession Number:** 0002093524
**File Stem:** 0001213900-26-061600
**Filing Date:** 2026-5
**Character Count:** 8638
**Document Hash:** 883eff05bab2a950f462f76adbf8a5a6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-26-061600.hdr.sgml**: 20260527

**ACCESSION NUMBER**: 0001213900-26-061600

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260522

**FILED AS OF DATE**: 20260527

**DATE AS OF CHANGE**: 20260527

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Kung Calvin
- **CENTRAL INDEX KEY:** 0001977250

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43308
- **FILM NUMBER:** 261027610

**MAIL ADDRESS:**
- **STREET 1:** THE WHITE HOUSE 20 GENESIS CLOSE
- **CITY:** GEORGE TOWN
- **STATE:** E9
- **ZIP:** KY1 1208
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Aperture Sponsor LLC
- **CENTRAL INDEX KEY:** 0002098935

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

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43308
- **FILM NUMBER:** 261027611

**BUSINESS ADDRESS:**
- **STREET 1:** 11150 WEST OLYMPIC BOULEVARD SUITE 1050
- **CITY:** LOS ANGELES
- **STATE:** CA
- **ZIP:** 90064
- **BUSINESS PHONE:** (909)-979-4545

**MAIL ADDRESS:**
- **STREET 1:** 11150 WEST OLYMPIC BOULEVARD SUITE 1050
- **CITY:** LOS ANGELES
- **STATE:** CA
- **ZIP:** 90064
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Aperture AC
- **CENTRAL INDEX KEY:** 0002093524
- **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:** 28 N 3RD ST., APT A404
- **CITY:** ALHAMBRA
- **STATE:** CA
- **ZIP:** 91801
- **BUSINESS PHONE:** (909)-979-4545

**MAIL ADDRESS:**
- **STREET 1:** 28 N 3RD ST., APT A404
- **CITY:** ALHAMBRA
- **STATE:** CA
- **ZIP:** 91801

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Aperture Sponsor LLC<br><sub>(Last) (First) (Middle)</sub><br>1150 WEST OLYMPIC BOULEVARD, SUITE 1050<br><sub>(Street)</sub><br>LOS ANGELES, CA 90064<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-05-22 | **5. 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>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Aperture AC [ APUR ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<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>Kung Calvin<br><sub>(Last) (First) (Middle)</sub><br>C/O APERTURE AC<br>835 WILSHIRE BLVD., 5TH FLOOR<br><sub>(Street)</sub><br>LOS ANGELES, CA 90017<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-05-22 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_Chief Executive Officer_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Aperture AC [ APUR ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<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 |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Class A ordinary shares | 2026-05-22 |  | P |  | 223000<sup>(1)(2)</sup> | A | $10 | 223000 | D<sup>(3)</sup> |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) Reflects the 223,000 Class A ordinary shares of Aperture AC (the "Issuer") that are included in the 223,000 private placement units of the Issuer purchased by Aperture Sponsor LLC ("Sponsor"). Each private placement unit was purchased for $10 per unit and consists of one Class A ordinary share and one right to receive one-fourth (1/4) of one Class A ordinary share upon consummation of the Issuer's initial business combination.

(2) Does not include the 3,828,082 Class B ordinary shares held by the Sponsor (55,479 of which were returned to the Issuer for no consideration and cancelled in connection with the underwriters' partial exercise of the over-allotment option), which Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination on a one-for-one basis, or at any time prior to the Issuer's initial business combination, at the option of the holder, subject to adjustment as described under the heading "Description of Securities - Founder Shares" in the Issuer's registration statement on Form S-1 (File No. 333-291583).

(3) The Sponsor is the record holder of the shares reported herein. Calvin Kung is the managing member of the Sponsor and holds voting and investment discretion with respect to the securities held by the Sponsor. As such, Mr. Kung may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Mr. Kung disclaims any beneficial ownership except to the extent of their pecuniary interest therein.

**Signature:** /s/ Calvin Kung, Managing Member of Aperture Sponsor LLC  
**Date:** 2026-05-27

**Signature:** /s/ Calvin Kung  
**Date:** 2026-05-27

### 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.**