Company: SINT
Filing Date: 2025-10-03
Form Type: 424B5
Source: 0001493152-25-016902
Chunk: 17

Company: Sintx Technologies, Inc.
Filing Date: 2025-10-03
Form: 424B5
Chunk 17
---
 with this offering and the validity of the securities offered by this prospectus supplement will be passed upon for us by Dorsey & Whitney LLP, Salt Lake City, Utah. Wainwright is being represented in connection with this offering by Ellenoff Grossman & Schole LLP, New York, New York.

<div align='center'>EXPERTS</div>

The consolidated financial statements of SINTX Technologies, Inc. appearing in SINTX Technologies, Inc.’s Annual Report on Form 10-K for the fiscal year ended December 31, 2024 have been audited by TANNER LLC, independent registered public accounting firm, as set forth in their report thereon included therein, and incorporated herein by reference. Such financial statements are incorporated herein by reference in reliance upon the report of TANNER LLC pertaining to such financial statements given on the authority of such firm as experts in accounting and auditing.

<div align='center'>WHERE YOU CAN FIND MORE INFORMATION</div>

We file reports, proxy statements and other information with the SEC. The SEC maintains a website that contains reports, proxy and information statements and other information about issuers, including us, who file electronically with the SEC. The address of that website is http://www.sec.gov.

Our website address is www.sintx.com. The information on our website, however, is not, and should not be deemed to be, a part of this prospectus supplement or the accompanying prospectus.

This prospectus supplement and the accompanying prospectus are part of a registration statement that we filed with the SEC and does not contain all of the information in the registration statement. The full registration statement may be obtained from the SEC or us, as provided below. Contracts, agreements or other documents are or may be filed as exhibits to the registration statement, or documents incorporated by reference in the registration statement. Statements in this prospectus supplement and the accompanying prospectus about these documents are summaries and each statement is qualified in all respects by reference to the document to which it refers. You should refer to the actual documents for a more complete description of the relevant matters. You may inspect a copy of the registration statement through the SEC’s website, as provided above.

<div align='center'>INFORMATION INCORPORATED BY REFERENCE</div>

The SEC’s rules allow us to “incorporate by reference” information into this prospectus supplement and the accompanying prospectus, which means that we can disclose important information to you by referring you to another document filed separately with the SEC. The information incorporated by reference is