Company: SINT
Filing Date: 2025-09-30
Form Type: S-3
Source: 0001493152-25-016341
Chunk: 3

Company: Sintx Technologies, Inc.
Filing Date: 2025-09-30
Form: S-3
Chunk 3
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 reported sale price of our common stock was $4.13 per share.

We are a “smaller reporting company” as defined under the federal securities laws and, as such, have elected to comply with certain reduced public company reporting requirements for this prospectus and the documents incorporated by reference herein and may elect to comply with reduced public company reporting requirements in future filings.

Investing in our securities involves a high degree of risk. You should review carefully the risks and uncertainties described under the section titled “Risk Factors” on page 6 of this prospectus and any similar section contained in any amendment or supplement to this prospectus or in any filing with the Securities and Exchange Commission that is incorporated by reference into this prospectus.

Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this prospectus is truthful or complete. Any representation to the contrary is a criminal offense.

<div align='center'>The date of this prospectus is , 2025.</div>

<div align='center'>TABLE OF CONTENTS</div>

| ABOUT THIS PROSPECTUS                             |  1 |
| PROSPECTUS SUMMARY                                |  2 |
| THE OFFERING                                      |  4 |
| SPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTS |  5 |
| RISK FACTORS                                      |  6 |
| USE OF PROCEEDS                                   |  7 |
| SELLING STOCKHOLDER                               | 23 |
| PLAN OF DISTRIBUTION                              | 24 |
| LEGAL MATTERS                                     | 26 |
| EXPERTS                                           | 26 |
| WHERE YOU CAN FIND ADDITIONAL INFORMATION         | 26 |
| INCORPORATION OF CERTAIN INFORMATION BY REFERENCE | 27 |

| i |

<div align='center'>ABOUT THIS PROSPECTUS</div>

This prospectus is part of a registration statement on Form S-3 that we filed with the Securities and Exchange Commission (“SEC”). Under this registration statement, the Selling Stockholder may sell from time to time in one or more offerings the common stock described in this prospectus. We will not receive any proceeds from the sale of shares of common stock by the Selling Stockholder pursuant to this prospectus, except for cash received upon any exercise of the Warrants, if any.

This prospectus may be supplemented from time to time by one or more prospectus supplements. Such prospectus supplement may also add, update or change information contained in this prospectus. If there is any inconsistency between