Stonepine Capital Management Acquires 9.9% Stake in SINTX Technologies, Inc.

Stonepine Capital Management, LLC, along with affiliated entities Stonepine Capital, LP, Stonepine GP, LLC, and control person Jon M. Plexico, filed a Schedule 13G on June 9, 2026, reporting a new 9.9% stake in SINTX Technologies, Inc. (SINT). The reporting group beneficially owns 619,592 shares of common stock, which includes 209,205 shares of common stock and warrants to acquire an additional 418,410 shares. The acquisition was triggered by an event on June 2, 2026, and follows a private placement by the issuer. The filing indicates that the securities were acquired for investment purposes and not with the intent to influence or change the control of the company. The ownership calculation accounts for a 9.99% beneficial ownership limitation on the warrants. All reporting persons share voting and dispositive power over the reported shares. This initial filing marks a significant increase from a previous 0% ownership position.