Mark Christopher Toomey - 23 Oct 2026 Form 4 Insider Report for Canton Strategic Holdings, Inc. (CNTN)

Reporting relationship: President
Issuer ticker: CNTN
Reported as of: 23 Oct 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 27 Oct 2026, 18:48:47 UTC
Prior SEC filing: 14 Nov 2025
Source filing: View source filing
Reporting owner signature: /s/ Mark Christopher Toomey

Filing notes and source

Key filing fact

Mark Christopher Toomey filed Form 4 for Canton Strategic Holdings, Inc. (CNTN) on 27 Oct 2026.

Key facts

This page summarizes Mark Christopher Toomey's Form 4 filing for Canton Strategic Holdings, Inc. (CNTN).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 27 Oct 2026, 18:48.

Change

Previous filing in this sequence was filed on 14 Nov 2025.
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 0002095900 Primary reporting owner

Toomey Mark Christopher

Relationship: President
Address: CANTON STRATEGIC HOLDINGS, INC, 1460 BROADWAY, NEW YORK
Signature: /s/ Mark Christopher Toomey
Signature date: 27 Oct 2026

Reported derivative securities

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

CNTN transaction Derivative

Restricted Stock Units

Award

Transaction value
Shares: +928,639
Change %
Price: $0.000000^*
Shares after: 928,639
Date: 23 Oct 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 928,639
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

Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting, without payment of an exercise price.

Footnote F2

Represents the time-based portion of a restricted stock unit award granted to the reporting person on October 23, 2026 under the Tharimmune, Inc. Amended and Restated 2023 Omnibus Equity Incentive Plan, as amended. Subject to the reporting person's continued employment through each vesting date, 25% of these restricted stock units vest on November 6, 2026, and the remaining 75% vest in twelve equal quarterly installments over the following 36 months.

Footnote F3

The restricted stock units do not have an expiration date. Vested restricted stock units will be settled in shares of the Issuer's common stock.