Aperture Sponsor LLC - 22 May 2026 Form 4 Insider Report for Aperture AC (APUR)

Reporting relationship: 10%+ Owner
Issuer ticker: APUR
Reported as of: 22 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 27 May 2026, 17:20:02 UTC
Prior SEC filing: 20 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Calvin Kung, Managing Member of Aperture Sponsor LLC

Key filing fact

Aperture Sponsor LLC filed Form 4 for Aperture AC (APUR) on 27 May 2026.

Key facts

This page summarizes Aperture Sponsor LLC's Form 4 filing for Aperture AC (APUR).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 27 May 2026, 17:20.

Change

Previous filing in this sequence was filed on 20 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (2)

CIK 0002098935 Primary reporting owner

Aperture Sponsor LLC

Relationship: 10%+ Owner
Address: 1150 WEST OLYMPIC BOULEVARD, SUITE 1050, LOS ANGELES
Signature: /s/ Calvin Kung, Managing Member of Aperture Sponsor LLC
Signature date: 27 May 2026

CIK 0001977250

Kung Calvin

Relationship: Chief Executive Officer, 10%+ Owner
Address: C/O APERTURE AC, 835 WILSHIRE BLVD., 5TH FLOOR, LOS ANGELES
Signature: /s/ Calvin Kung
Signature date: 27 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

APUR transaction

Class A ordinary shares

Purchase

Transaction value
Shares: +223,000
Change %
Price: $10.00^*
Shares after: 223,000
Date: 22 May 2026
Ownership: Direct
Footnotes: F1, F2, F3

APUR transaction

Class A ordinary shares

Purchase

Transaction value
Shares: +223,000
Change %
Price: $10.00^*
Shares after: 223,000
Date: 22 May 2026
Ownership: Direct
Footnotes: F1, F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

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.

Footnote F2

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).

Footnote F3

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.