Shawn Matthews - 08 Jul 2026 Form 4 Insider Report for Mercator Acquisition Corp. (MRCO)

Reporting relationship: Chairman and CEO, Director
Issuer ticker: MRCO
Reported as of: 08 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 16 Jul 2026, 18:40:05 UTC
Prior SEC filing: 10 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Shawn Matthews, by Steven Bischoff with Power of Attorney

Key filing fact

Shawn Matthews filed Form 4 for Mercator Acquisition Corp. (MRCO) on 16 Jul 2026.

Key facts

This page summarizes Shawn Matthews's Form 4 filing for Mercator Acquisition Corp. (MRCO).
1 reported transaction and 2 derivative rows are listed below.
Accepted by SEC: 16 Jul 2026, 18:40.

Change

Previous filing in this sequence was filed on 10 Jul 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 0001855118 Primary reporting owner

Matthews Shawn

Relationship: Chairman and CEO, Director
Address: C/O MERCATOR ACQUISITION CORP., 85 WASHINGTON STREET, NORWALK
Signature: /s/ Shawn Matthews, by Steven Bischoff with Power of Attorney
Signature date: 16 Jul 2026

CIK 0002110044

Mercator Investor Holdings, LLC

Relationship: Sponsor
Address: C/O MERCATOR ACQUISITION CORP., 85 WASHINGTON STREET, NORWALK
Signature: /s/ Mercator Investor Holdings, LLC, Steven Bischoff with Power of Attorney
Signature date: 16 Jul 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MRCO transaction Derivative

Class B Ordinary Shares

Other

Transaction value
Shares: -275,000
Change %: -4.8%
Price: $0.003000^*
Shares after: 5,475,000
Date: 08 Jul 2026
Ownership: See Footnote
Underlying class: Class A Ordinary Shares
Underlying amount: 275,000
Exercise price
Footnotes: F1, F2, F3

MRCO transaction Derivative

Class B Ordinary Shares

Other

Transaction value
Shares: -275,000
Change %: -4.8%
Price: $0.003000^*
Shares after: 5,475,000
Date: 08 Jul 2026
Ownership: See Footnote
Underlying class: Class A Ordinary Shares
Underlying amount: 275,000
Exercise price
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

The Class B ordinary shares are automatically convertible into the shares of the Issuer's Class A ordinary shares at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date.

Footnote F2

In connection with the Issuer's initial public offering and the appointment of Matthew Sweeney, James Nash, and Stephen Schwartz to the Issuer's Board of Directors, Mercator Investor Holdings, LLC (the "Sponsor") assigned 25,000 Class B ordinary shares to each of Matthew Sweeney, James Nash, and Stephen Schwartz. The Sponsor also transferred 200,000 Class B ordinary shares to Clear Street LLC in connection with the Issuer's initial public offering, for the amount of $0.003 per share.

Footnote F3

These Class B ordinary shares are held directly by the Sponsor, acquired pursuant to a subscription agreement dated as of December 16, 2025 by and among the Sponsor and the registrant. Shawn Matthews, the Chairman and Chief Executive Officer of the registrant, is the managing member of the Sponsor. Mr. Matthews has sole voting and dispositive control over the shares held by the Sponsor and may be deemed the beneficial owner of such shares. Mr. Matthews disclaims beneficial ownership over any securities owned by the Sponsor in which he does not have any pecuniary interest.