VirnetX Holding Corp 10-Q

ITEM 5 — OTHER INFORMATION Securities Trading Plans of Directors and Executive Officers During our last fiscal quarter, the following directors and officers, as defined in Rule 16a-1(f), adopted a “Rule 10b5-1 trading arrangement” as defined in Regulation S-K Item 408, as follows: On May 29, 2026 , Kendall Larsen , our Chief Executive Officer , adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of an aggregate of 35,000 shares of our common stock, excluding any shares withheld by the Company to satisfy income tax withholding and remittance obligations. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until December 30, 2026 , or earlier if all transactions under the trading arrangement are completed. 29 Index On May 29, 2026 , Gary Feiner , a member of our board of directors , adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of an aggregate of 7,500 shares of our common stock. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until December 30, 2026 , or earlier if all transactions under the trading arrangement are completed. On May 20, 2026 , Michael F. Angelo , a member of our board of directors , adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of an aggregate of 5,000 shares of our common stock. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until August 1, 2027 , or earlier if all transactions under the trading arrangement are completed. No other officers or directors, as defined in Rule 16a-1(f), adopted or terminated a “Rule 10b5-1 trading arrangement” as defined in Regulation S-K Item 408, during the last fiscal quarter. 30 Index ITEM 6 — EXHIBITS Incorporated by reference herein Exhibit Number Description Form Exhibit No. Filing Date File No. Filed Herewith 10.1* Amended and Restated 2013 Equity Incentive Plan, as amended. 8-K 10.1 June 16, 2026 001-33852 31.1 Certification of the President and Chief Executive Officer, pursuant to Exchange Act Rules 13a-14(a) and 15d-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. 31.2 Certification of the Chief Financial Officer, pursuant to Exchange Act Rules 13a-14(a) and 15d-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. 32.1** Certification of the President and Chief Executive Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. 32.2** Certification of the Chief Financial Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. 101.INS Inline XBRL Instance Document. x 101.SCH Inline XBRL Taxonomy Extension Schema Document. x 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document. x 101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document. x 101.LAB Inline XBRL Taxonomy Extension Label Linkbase Document. x 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document. x 104 Cover Page Interactive Data File (formatted as inline XBRL and contained in Exhibit 101). x * Indicates management contract or compensatory plan. ** This exhibit is furnished herewith but not deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to liability under that section. Such certifications will not be deemed to be incorporated by reference in any filing under the Securities Act or the Exchange Act, except to the extent that we explicitly incorporate them by reference. 31 Index SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. VIRNETX HOLDING CORPORATION By: /s/ Kendall Larsen Name: Kendall Larsen Chief Executive Officer (Principal Executive Officer) By: /s/ Katherine Allanson Name: Katherine Allanson Chief Financial Officer (Principal Financial Officer and Principal Accounting Officer) Date: August 14, 2026 32