Company: SINT
Filing Date: 2025-10-03
Form Type: 424B5
Source: 0001493152-25-016902
Chunk: 19

Company: Sintx Technologies, Inc.
Filing Date: 2025-10-03
Form: 424B5
Chunk 19
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 they are specifically incorporated by reference in the documents) by writing or telephoning us at the following address:

<div align='center'>Sintx Technologies, Inc.

Attention: Investor Relations

1885 West 2100 South,

Salt Lake City, Utah 84119

(801) 839-3500</div>

| S-9 |

PROSPECTUS

<div align='center'>SINTX TECHNOLOGIES, INC.

$75,000,000

Common Stock, Preferred Stock,

Debt Securities,

Warrants, Rights and Units</div>

From time to time, we may offer and sell up to $75.0 million of any combination of the securities described in this prospectus, either individually or in combination. We may also offer shares of common stock or shares of preferred stock upon conversion of debt securities, shares of common stock upon conversion of shares of preferred stock, or shares of common stock, shares of preferred stock or debt securities upon the exercise of warrants.

This prospectus provides a general description of the securities we may offer. Each time we sell securities, we will provide specific terms of the securities offered in a supplement to this prospectus. We may also authorize one or more free writing prospectuses to be provided to you in connection with these offerings. A prospectus supplement and any related free writing prospectus may also add, update or change information contained in this prospectus. You should carefully read this prospectus, the applicable prospectus supplement and any related free writing prospectus, as well as any documents incorporated by reference in this prospectus before you invest in any securities. This prospectus may not be used to consummate a sale of securities unless accompanied by an applicable prospectus supplement.

Our common stock is listed on The NASDAQ Capital Market under the symbol “SINT”. On November 17, 2023, the last reported sale price for our common stock was $0.4354 per share. As of November 21, 2023, the aggregate market value of our outstanding common stock held by non-affiliates, or the public float, was approximately $3,437,003, which was calculated based on 4,207,374 shares of outstanding common stock held by non-affiliates and on a price per share of $0.8169, the closing price of our common stock on The NASDAQ Capital Market on October 10, 2023. During the 12 calendar months prior to and including the date of this prospectus, we have sold approximately