Harry L. You - 15 May 2026 Form 4 Insider Report for Berto Acquisition Corp. II (GUAC)

Reporting relationship: 10%+ Owner
Issuer ticker: GUAC
Reported as of: 15 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 15 May 2026, 21:00:58 UTC
Prior SEC filing: 14 May 2026
Next SEC filing: 09 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Harry L. You, Name: Harry L. You

Key filing fact

Harry L. You filed Form 4 for Berto Acquisition Corp. II (GUAC) on 15 May 2026.

Key facts

This page summarizes Harry L. You's Form 4 filing for Berto Acquisition Corp. II (GUAC).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 15 May 2026, 21:00.

Change

Previous filing in this sequence was filed on 14 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 (1)

CIK 0001432602 Primary reporting owner

You Harry L.

Relationship: 10%+ Owner
Address: C/O BERTO ACQUISITION CORP. II, 1180 NORTH TOWN CENTER DRIVE, SUITE 100, LAS VEGAS
Signature: /s/ Harry L. You, Name: Harry L. You
Signature date: 15 May 2026

Reported non-derivative transactions

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

GUAC transaction

Ordinary Shares

Other

Transaction value
Shares: +232,102
Change %: +10%
Price: $0.000000^*
Shares after: 2,532,102
Date: 15 May 2026
Ownership: Direct
Footnotes: F1, F2, F3

GUAC transaction

Ordinary Shares

Other

Transaction value
Shares: +254,808
Change %: +10%
Price: $0.000000^*
Shares after: 2,779,808
Date: 15 May 2026
Ownership: See footnote.
Footnotes: F1, F4, F5, F6

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 6 footnotes

Footnote F1

On May 15, 2026, Berto Acquisition Corp. II (the "Issuer") effected a share capitalization, resulting in the issue and allotment of 203,090 ordinary shares to the Reporting Person herein.

Footnote F2

The ordinary shares reported herein include up to 30,247 ordinary shares subject to forfeiture to Issuer depending on the extent to which the underwriters' over-allotment option is exercised in connection with the Issuer's initial public offering of units, as described in the Issuer's Registration Statement on Form S-1 (File No. 333-295343) (the "Registration Statement").

Footnote F3

The ordinary shares reported herein include up to 345,631 ordinary shares subject to forfeiture to Issuer depending on the extent to which the underwriters' over-allotment option is exercised in connection with the Issuer's initial public offering of units, as described in the Issuer's Registration Statement.

Footnote F4

The ordinary shares reported herein include up to 33,236 ordinary shares subject to forfeiture to Issuer depending on the extent to which the underwriters' over-allotment option is exercised in connection with the Issuer's initial public offering of units, as described in the Issuer's Registration Statement.

Footnote F5

Berto Acquisition Sponsor II LLC (the "Sponsor") is the record holder of the securities reported herein. Harry L. You is the sole managing member of the Sponsor and has voting and investment discretion with respect to the ordinary shares held of record by the Sponsor. Harry L. You disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

Footnote F6

The ordinary shares reported herein include up to 379,442 ordinary shares subject to forfeiture to Issuer depending on the extent to which the underwriters' over-allotment option is exercised in connection with the Issuer's initial public offering of units, as described in the Issuer's Registration Statement.