VirnetX Holding Corporation entered into a sales agreement with Titan Partners Securities LLC on October 1, 2026, to sell up to $19,135,717 of its common stock. The company filed an At the Market Offering Agreement with the Securities and Exchange Commission, establishing a program to issue shares over time through the sales agent. Titan Partners Securities LLC will act as the sales agent for the offering, using commercially reasonable efforts to sell the shares on VirnetX's behalf. The shares may be issued under the company's shelf Registration Statement on Form S-3, File No. 333-295960. A prospectus supplement dated October 1, 2026, was filed pursuant to Rule 424(b) under the Securities Act of 1933 to detail the offer and sale of these shares. VirnetX intends to use the net proceeds from any sales for product development, marketing, and general corporate purposes. These purposes may include working capital, capital expenditures, and other corporate expenses. The company is not obligated to sell any shares under the agreement. Sales may occur directly on The Nasdaq Capital Market or through other existing trading markets for the common stock. With prior written consent from VirnetX, Titan Partners Securities LLC may also sell shares in privately negotiated transactions. The company agreed to pay Titan Partners Securities LLC a commission equal to 3.0% of the gross sales price of the shares sold. The Sales Agreement includes customary representations, warranties, indemnification rights, and termination provisions. Wilson Sonsini Goodrich & Rosati, Professional Corporation provided a legal opinion regarding the shares, which is filed as Exhibit 5.1 to the Current Report. Kendall Larsen, Chief Executive Officer of VirnetX Holding Corporation, signed the report on October 1, 2026.