LIXTE BIOTECHNOLOGY HOLDINGS, INC.

For the period ended Jun 30, 2025. Filed Aug 7, 2025.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Jun 30, 2025 · Filed Aug 7, 2025

NMAD$3.57-0.8%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

See the whole filing, with its images and exhibits

Contents

Item 6. Exhibits

The following documents are filed as part of this report:

Exhibit Number	Description of Document
4.1	Certificate of Designation of Series B Convertible Preferred Stock dated as of June 30, 2025, filed as Exhibit 4.1 to the Company’s Current Report on Form 8-K, as filed with the Securities and Exchange Commission on July 3, 2025 and incorporated herein by reference.
10.1	Employment Agreement between the Company and Geordan Pursglove dated as of June 16, 2025, filed as Exhibit 10.1 to the Company’s Current Report on Form 8-K, as filed with the Securities and Exchange Commission on June 17, 2025 and incorporated herein by reference.+
10.2	Amendment to Employment Agreement between the Company and Bastiaan van der Baan dated as of June 16, 2025, filed as Exhibit 10.2 to the Company’s Current Report on Form 8-K, as filed with the Securities and Exchange Commission on June 17, 2025 and incorporated herein by reference.+
10.3	Agreement for GSK & Lixte Supported Collaborative Study effective as of September 18, 2023.*
31.1	Officer’s Certification Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002*
31.2	Officer’s Certification Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002*
32.1	Officer’s Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002*
32.2	Officer’s Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002*
101.INS	Inline XBRL Instance Document (does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document)
101.SCH	Inline XBRL Taxonomy Extension Schema Document
101.CAL	Inline XBRL Taxonomy Extension Calculation Linkbase Document
101.DEF	Inline XBRL Taxonomy Extension Definition Linkbase Document
101.LAB	Inline XBRL Taxonomy Extension Label Linkbase Document
101.PRE	Inline XBRL Taxonomy Extension Presentation Linkbase Document
104	Cover Page Interactive Data File (formatted as Inline XBRL document and included in Exhibit 101.INS)

Filed herewith.

Indicates a management contract or any compensatory plan, contract or arrangement.

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.