Company: ABTC
Filing Date: 2025-09-03
Form Type: 424B5
Source: 0001213900-25-083737
Chunk: 2

Company: American Bitcoin Corp.
Filing Date: 2025-09-03
Form: 424B5
Chunk 2
---
only to the prospectus, we are referring to both parts combined, and when we refer to the accompanying prospectus, we are referring to
the base prospectus.

If there is any inconsistency
between information in or incorporated by reference into the base prospectus and information in or incorporated by reference into this
prospectus supplement, you should rely only on the information contained in or incorporated by reference into this prospectus supplement.
This prospectus supplement, the accompanying prospectus and the documents incorporated into each by reference include important information
about us, the Class A common stock being offered and other information you should know before investing. You should read this prospectus
supplement and the accompanying prospectus together with the additional information described under the heading, “Where You Can
Find More Information” before investing in our Class A common stock.

When used in this
prospectus, the terms “ABTC,” the “Company,” “we,” “our” and “us” refer
to American Bitcoin Corp. (f/k/a Gryphon Digital Mining, Inc.) and its consolidated subsidiaries following completion of the Mergers
(as defined below), unless otherwise specified or the context otherwise requires. See “Summary – Our Company.”
References to “$” refer to United States dollars.

You should rely only on the information contained in or incorporated by reference into this prospectus supplement and the accompanying prospectus. We have not, and the sales agents have not, authorized any other person to provide you with different information. If anyone provides you with different or inconsistent information, you should not rely on it. We are not, and the sales agents are not, making an offer to sell these securities in any jurisdiction where the offer or sale thereof is not permitted. You should assume that the information appearing in this prospectus supplement, the accompanying prospectus and the documents incorporated into each by reference is accurate only as of their respective dates. Our business, financial condition, results of operations and prospects may have changed since those dates.

<div align='center'>S-ii

Cautionary
Statement Regarding Forward-Looking Statements</div>

This prospectus supplement
and the accompanying prospectus, including the documents incorporated by reference herein and therein, contain forward-looking statements
within the meaning of Section 27A of the Securities Act, Section 21E of the Securities Exchange Act of 1934, as amended (the “Exchange
Act”), and the Private Securities Litigation Reform Act of 1995. These forward-looking statements involve risks and uncertainties,
as