UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023. ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33852 VirnetX Holding Corporation (Exact name of registrant as specified in its charter) | Delaware | 77-0390628 | | --- | --- | | (State or other jurisdiction of i ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023. or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33852 VirnetX Holding Corporation (Exact name of registrant as specified in its charter) | Delaware | 77-0390628 | | --- | --- | | (State or other jurisdiction ...

Part I [Business](index=5&type=section&id=Item%201.%20Business) VirnetX is an internet security software and technology company specializing in Zero Trust Network Access (ZTNA) solutions, generating revenue from software sales and patent licensing based on its extensive intellectual property portfolio - The company's business model is based on its intellectual property portfolio, which includes approximately **205 total patents and pending applications** (72 U.S. and 133 foreign)[20](index=20&type=chunk) - VirnetX's product suite includes VirnetX One™ (a security-as-a-service platform), War Room™ (secure video conferencing), and VirnetX Matrix™ (security for internet-enabled enterprise applications)[21](index=21&type=chunk)[22](index=22&type=chunk)[23](index=23&type=chunk) - The company has an ongoing licensing program for its patent portfolio and GABRIEL Connection Technology™, targeting OEMs, service providers, and system integrators[26](index=26&type=chunk) Projected Market Growth in Key Areas | Market | 2022 Size | Projected Size | Forecast Period | CAGR | | :--- | :--- | :--- | :--- | :--- | | Zero Trust Security | $24.8 billion | >$60 billion | by 2027 | 19.4% | | Video Conferencing | $7.69 billion | $18.1 billion | by 2027 | 18.7% | | Cloud Computing Security | $43.6 billion | >$92.7 billion | by 2028 | 13.4% | | Industrial IoT Security | $4.76 billion | $23.17 billion | by 2028 | 30.2% | [Risk Factors](index=14&type=section&id=Item%201A.%20Risk%20Factors) The company faces significant risks from activist shareholders, uncertain software revenue, costly patent litigation, challenges in protecting intellectual property, and financial volatility, compounded by past financial restatements and internal control weaknesses - The business may be negatively affected by activist shareholders, which is costly, time-consuming, and diverts management attention[70](index=70&type=chunk) - The company is heavily involved in costly and time-consuming patent litigation with uncertain outcomes, particularly against large, well-financed companies[72](index=72&type=chunk) - A significant risk is the potential failure to adequately protect patent rights and trade secrets, with several patents subject to USPTO inter partes review (IPR) proceedings which could lead to invalidation[75](index=75&type=chunk) - The company has previously restated financial statements and identified a **material weakness in internal control over financial reporting**, which could affect investor confidence[142](index=142&type=chunk)[143](index=143&type=chunk) - The market price of the company's common stock has been and may continue to be highly volatile, with the price ranging between **$1.03 and $2.69 per share in 2022**[129](index=129&type=chunk) [Unresolved Staff Comments](index=33&type=section&id=Item%201B.%20Unresolved%20Staff%20Comments) The company reports no unresolved staff comments - None[145](index=145&type=chunk) [Properties](index=33&type=section&id=Item%202.%20Properties) The company's principal executive offices are located in a leased property of approximately 2,090 square feet in Zephyr Cove, Nevada, with the lease term ending in October 2023 - The company leases approximately **2,090 square feet** of office space for its principal executive offices at 308 Dorla Court, Suite 206, Zephyr Cove, Nevada, 89448[146](index=146&type=chunk) [Legal Proceedings](index=33&type=section&id=Item%203.%20Legal%20Proceedings) The company is involved in multiple intellectual property infringement lawsuits, notably the "Apple II" case where a $502.8 million jury verdict was vacated, and is appealing several PTAB decisions, having previously paid $38.3 million in arbitration - In the "Apple II" case, a jury awarded VirnetX **$502.8 million** in October 2020. However, on March 31, 2023, the Federal Circuit vacated the judgment and remanded the case to the district court with instructions to dismiss it as moot. VirnetX is evaluating its options, including seeking rehearing or certiorari review[288](index=288&type=chunk)[289](index=289&type=chunk) - The company is appealing multiple PTAB decisions that found claims of its U.S. Patent Nos. 6,502,135 and 7,490,151 to be unpatentable. On March 30, 2023, the USCAFC affirmed the PTAB's decisions in these cases[292](index=292&type=chunk)[293](index=293&type=chunk) - An arbitration with former legal counsel McKool Smith, P.C. concluded in April 2021, with an award of approximately **$36.3 million** plus interest to McKool. VirnetX paid the full amount of **$38.3 million**, and the matter is now closed[299](index=299&type=chunk) [Mine Safety Disclosure](index=33&type=section&id=Item%204.%20Mine%20Safety%20Disclosure) This item is not applicable to the company - Not applicable[148](index=148&type=chunk) Part II [Market for Common Equity, Stockholder Matters, and Issuer Purchases](index=33&type=section&id=Item%205.%20Market%20for%20the%20Registrant%27s%20Common%20Equity%2C%20Related%20Stockholder%20Matters%20and%20Issuer%20Purchases%20of%20Equity%20Securities) VirnetX's common stock trades on the NYSE under 'VHC', with a history of special cash dividends following litigation successes, though its stock performance has underperformed market indices over the last five years - The company's common stock trades on the NYSE under the symbol "**VHC**"[150](index=150&type=chunk) - A special cash dividend of **$1.00 per common share** was declared on March 30, 2023, payable in April 2023. This follows a similar **$1.00 per share** special dividend paid in 2020[153](index=153&type=chunk) 5-Year Cumulative Total Shareholder Return (Indexed to $100) | Company/Index | 12/31/2017 | 12/31/2022 | | :--- | :--- | :--- | | VirnetX Holding Corp | $100.00 | $47.99 | | S&P 500 | $100.00 | $156.89 | | RDG Technology Composite | $100.00 | $169.48 | [Management's Discussion and Analysis of Financial Condition and Results of Operations (MD&A)](index=35&type=section&id=Item%207.%20Management%27s%20Discussion%20and%20Analysis%20of%20Financial%20Condition%20and%20Results%20of%20Operations) The company's financial results show minimal revenue in 2022 and 2021 compared to a significant one-time patent payment in 2020, with fluctuating operating expenses driven by legal fees, resulting in net losses in 2021 and 2022, while maintaining sufficient cash and investments for current operations Revenue Comparison (in thousands) | Year | Revenue | | :--- | :--- | | 2022 | $48 | | 2021 | $35 | | 2020 | $302,636 | - The significant revenue in 2020 was from a one-time lump sum payment of **$454 million** from Apple, Inc. resulting from a patent infringement case[183](index=183&type=chunk) Operating Expense Comparison (in thousands) | Expense Category | 2022 | 2021 | 2020 | | :--- | :--- | :--- | :--- | | Licensing Costs | $(4) | $(9,083) | $90,101 | | Research and Development | $6,406 | $5,577 | $8,830 | | Selling, General & Administrative | $15,722 | $52,715 | $45,812 | - Volatility in SG&A expenses was primarily due to legal fees, which were **$3.3 million in 2022**, **$41.8 million in 2021**, and **$30.7 million in 2020**[189](index=189&type=chunk) - As of December 31, 2022, cash and cash equivalents were **$86.6 million** and short-term investments were **$65.5 million**[194](index=194&type=chunk) [Quantitative and Qualitative Disclosures about Market Risk](index=40&type=section&id=Item%207A.%20Quantitative%20and%20Qualitative%20Disclosures%20about%20Market%20Risk) As a "smaller reporting company," the company has omitted the information required by this item - Information required by Item 7A has been omitted as permitted for "smaller reporting companies"[197](index=197&type=chunk) [Financial Statements and Supplementary Data](index=41&type=section&id=Item%208.%20Financial%20Statements%20and%20Supplementary%20Data) The audited consolidated financial statements for 2020-2022 present a net loss in 2021 and 2022 following a net income in 2020, with the auditor issuing an unqualified opinion while highlighting deferred tax valuation as a critical audit matter, and total assets decreasing in 2022 - The independent auditor, Farber Hass Hurley LLP, issued an **unqualified opinion** on the financial statements[201](index=201&type=chunk) - The auditor identified the **valuation of deferred taxes** as a critical audit matter due to the significant management judgment involved in assessing the realizability of deferred tax assets[204](index=204&type=chunk)[207](index=207&type=chunk) Consolidated Financial Highlights (in thousands) | Metric | Dec 31, 2022 | Dec 31, 2021 | | :--- | :--- | :--- | | Cash and cash equivalents | $86,561 | $142,018 | | Total Assets | $152,975 | $186,516 | | Total Liabilities | $731 | $1,067 | | Total Stockholders' Equity | $152,244 | $185,449 | Consolidated Statement of Operations Highlights (in thousands, except per share data) | Metric | 2022 | 2021 | 2020 | | :--- | :--- | :--- | :--- | | Revenue | $48 | $35 | $302,636 | | Total operating expense | $22,124 | $49,209 | $144,743 | | Net (loss) income | $(36,260) | $(42,921) | $280,429 | | Diluted (loss) earnings per share | $(0.51) | $(0.60) | $3.92 | Consolidated Cash Flow Highlights (in thousands) | Cash Flow Activity | 2022 | 2021 | 2020 | | :--- | :--- | :--- | :--- | | Net cash (used in) provided by operating activities | $(16,893) | $(51,722) | $281,389 | | Net cash (used in) provided by investing activities | $(38,535) | $1,028 | $(25,953) | | Net cash used in financing activities | $(29) | $(196) | $(65,663) | [Changes in and Disagreements with Accountants](index=62&type=section&id=Item%209.%20Changes%20in%20and%20Disagreements%20with%20Accountants%20on%20Accounting%20and%20Financial%20Disclosure) The company reports no disagreements with its accountants on accounting and financial disclosure - None[305](index=305&type=chunk) [Controls and Procedures](index=62&type=section&id=Item%209A.%20Controls%20and%20Procedures) Management concluded that the company's disclosure controls and internal control over financial reporting were effective as of December 31, 2022, following enhancements to supervisory review procedures for deferred tax accounting - The CEO and CFO concluded that disclosure controls and procedures were **effective** as of December 31, 2022[308](index=308&type=chunk) - Changes were made to internal controls over financial reporting, specifically modifying supervisory review procedures over deferred tax accounting to address a prior material weakness. These enhanced controls are believed to be operating effectively[309](index=309&type=chunk) - Management concluded that the company's internal control over financial reporting was **effective** as of December 31, 2022, based on the COSO 2013 framework[312](index=312&type=chunk) [Other Information](index=63&type=section&id=Item%209B.%20Other%20Information) The company reports no other information - None[313](index=313&type=chunk) Part III [Directors, Executive Officers and Corporate Governance](index=63&type=section&id=Item%2010.%20Directors%2C%20Executive%20Officers%20and%20Corporate%20Governance) Information required by this item is incorporated by reference from the company's definitive proxy statement - Information will be contained in the definitive proxy statement and is incorporated by reference[316](index=316&type=chunk) [Executive Compensation](index=63&type=section&id=Item%2011.%20Executive%20Compensation) Information required by this item is incorporated by reference from the company's definitive proxy statement - Information will be set forth in the Proxy Statement and is incorporated by reference[317](index=317&type=chunk) [Security Ownership and Related Stockholder Matters](index=63&type=section&id=Item%2012.%20Security%20Ownership%20of%20Certain%20Beneficial%20Owners%20and%20Management%20and%20Related%20Stockholder%20Matters) Information regarding security ownership is incorporated by reference from the proxy statement, detailing outstanding securities and available shares under equity compensation plans as of December 31, 2022 Equity Compensation Plan Information as of December 31, 2022 | Plan Category | Securities to be Issued Upon Exercise | Weighted-Average Exercise Price | Securities Remaining Available for Future Issuance | | :--- | :--- | :--- | :--- | | Equity compensation plans approved by security holders | 7,368,130 | $5.21 | 1,563,345 | [Certain Relationships, Related Transactions, and Director Independence](index=64&type=section&id=Item%2013.%20Certain%20Relationships%20and%20Related%20Transactions%2C%20and%20Director%20Independence) Information required by this item is incorporated by reference from the company's definitive proxy statement - Information will be set forth in the Proxy Statement and is incorporated by reference[323](index=323&type=chunk) [Principal Accountant Fees and Services](index=64&type=section&id=Item%2014.%20Principal%20Accountant%20Fees%20and%20Services) Information required by this item is incorporated by reference from the company's definitive proxy statement - Information will be set forth in the Proxy Statement and is incorporated by reference[324](index=324&type=chunk) Part IV [Exhibits and Financial Statement Schedules](index=64&type=section&id=Item%2015.%20Exhibits%20and%20Financial%20Statement%20Schedules) This section lists the documents filed as part of the Annual Report on Form 10-K, including financial statements and an exhibit index - This section contains the index to consolidated financial statements and a list of all exhibits filed with the report[328](index=328&type=chunk)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022. or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33852 VirnetX Holding Corporation (Exact name of registrant as specified in its charter) | Delaware | 77-0390628 | | --- | --- | | (State or other jurisdict ...

Washington, D.C. 20549 UNITED STATES SECURITIES AND EXCHANGE COMMISSION FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022. or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting stan ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022. or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33852 VirnetX Holding Corporation (Exact name of registrant as specified in its charter) | Delaware 77-0390628 | | --- | | (State or other jurisdiction of incor ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-33852 VirnetX Holding Corporation (Exact name of registrant as specified in its charter) Delaware 77-0390628 (State or other jurisdi ...

[PART I — FINANCIAL INFORMATION](index=5&type=section&id=PART%20I%20%E2%80%94%20FINANCIAL%20INFORMATION) [Item 1. Financial Statements](index=5&type=section&id=Item%201%20%E2%80%94%20Financial%20Statements.) This section presents VirnetX Holding Corporation's unaudited condensed consolidated financial statements as of September 30, 2021, showing a shift from net income to net loss primarily due to a prior-year patent infringement settlement [Condensed Consolidated Balance Sheets](index=5&type=section&id=Condensed%20Consolidated%20Balance%20Sheets) The balance sheet as of September 30, 2021, reflects a decrease in total assets to **$194.5 million** and total stockholders' equity to **$194.0 million**, primarily due to reduced cash and cash equivalents Condensed Consolidated Balance Sheet Highlights (in thousands) | Account | Sep 30, 2021 (unaudited) | Dec 31, 2020 | | :--- | :--- | :--- | | Cash and cash equivalents | $148,042 | $192,908 | | Total current assets | $175,734 | $224,432 | | **Total assets** | **$194,539** | **$234,793** | | Total current liabilities | $570 | $10,356 | | **Total liabilities** | **$570** | **$10,356** | | **Total stockholders' equity** | **$193,969** | **$224,437** | [Condensed Consolidated Statements of Operations](index=6&type=section&id=Condensed%20Consolidated%20Statements%20of%20Operations) For the nine months ended September 30, 2021, the company reported a **net loss of $33.3 million**, a significant decline from **$287.9 million net income** in 2020, primarily due to the absence of prior-year patent settlement revenue Statement of Operations Summary (in thousands, except per share amounts) | Metric | Nine Months Ended Sep 30, 2021 | Nine Months Ended Sep 30, 2020 | | :--- | :--- | :--- | | Revenue | $24 | $302,620 | | Total operating expense | $42,054 | $135,247 | | Income (loss) from operations | ($42,030) | $167,373 | | **Net income (loss)** | **($33,297)** | **$287,880** | | **Diluted income (loss) per share** | **($0.47)** | **$4.02** | [Condensed Consolidated Statements of Cash Flows](index=9&type=section&id=Condensed%20Consolidated%20Statements%20of%20Cash%20Flows) Net cash used in operating activities was **$48.6 million** for the nine months ended September 30, 2021, a significant change from **$308.1 million provided** in the prior year due to a patent settlement collection Cash Flow Summary (in thousands) | Cash Flow Activity | Nine Months Ended Sep 30, 2021 | Nine Months Ended Sep 30, 2020 | | :--- | :--- | :--- | | Net cash (used in) provided by operating activities | ($48,553) | $308,120 | | Net cash provided by (used in) investing activities | $3,883 | ($19,681) | | Net cash used in financing activities | ($196) | ($65,663) | | **Net change in cash and cash equivalents** | **($44,866)** | **$222,776** | | **Cash and cash equivalents, end of period** | **$148,042** | **$225,911** | [Notes to Condensed Consolidated Financial Statements](index=10&type=section&id=Notes%20to%20Condensed%20Consolidated%20Financial%20Statements) These notes detail the company's business model, accounting policies, revenue recognition from settlements, significant litigation status, stock-based compensation, and related party transactions - The company's business is centered on commercializing its portfolio of approximately **201 patents** and pending applications, primarily focused on securing real-time communications over the Internet[27](index=27&type=chunk)[28](index=28&type=chunk) - The company is involved in several ongoing intellectual property infringement lawsuits, most notably the 'Apple II' case, where a jury awarded VirnetX over **$502 million** in October 2020, with Apple's appeal awaiting oral argument[83](index=83&type=chunk)[85](index=85&type=chunk)[86](index=86&type=chunk) - In a separate legal matter, the law firm McKool Smith, P.C. was awarded **$36.3 million** plus interest in an arbitration case related to contingency fees from the Apple I case payment, which VirnetX accrued and paid in April 2021[91](index=91&type=chunk) [Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations](index=24&type=section&id=Item%202%20%E2%80%94%20Management%27s%20Discussion%20and%20Analysis%20of%20Financial%20Condition%20and%20Results%20of%20Operations) Management discusses the company's internet security technology business, highlighting the significant year-over-year decrease in revenue and profitability due to the absence of a **$454 million** Apple Inc. payment received in 2020, while affirming sufficient cash to fund future operations - The company's business model is founded on its portfolio of approximately **201 patents** and pending applications related to secure network communications, commercialized through its GABRIEL Secure Communication Platform™ and a licensing program[99](index=99&type=chunk)[104](index=104&type=chunk) Breakdown of Apple Inc. Payment in Q1 2020 (in thousands) | Classification | Amount | | :--- | :--- | | Revenue (royalties) | $302,428 | | Operating expenses (reimbursed litigation costs) | $2,114 | | Other income: gain (willful infringement) | $41,271 | | Other income: interest income | $108,221 | | **Total cash received** | **$454,034** | - Selling, general and administrative expenses for the nine months ended Sep 30, 2021, increased to **$48.0 million** from **$38.3 million** in 2020, primarily due to accruing **$38.3 million** in disputed legal fees to McKool, partially offset by a decrease in other attorney fees[113](index=113&type=chunk) - As of September 30, 2021, the company had cash and cash equivalents of **$148.0 million** and short-term investments of **$24.5 million**, which management believes are sufficient to cover operating expenses for the foreseeable future[116](index=116&type=chunk)[117](index=117&type=chunk) [Item 3. Quantitative and Qualitative Disclosures About Market Risk](index=29&type=section&id=Item%203%20%E2%80%94%20Quantitative%20and%20Qualitative%20Disclosures%20About%20Market%20Risk) The company's primary market risk is interest rate risk on its highly liquid, short-term investments, with a **100 basis point** interest rate change deemed to have an immaterial impact on marketable securities' fair value - The company's primary market risk is interest rate risk on its cash and investments, which are held in highly liquid, short-term instruments[128](index=128&type=chunk) - Management determined that a potential adverse change of **100 basis points** in interest rates would have an immaterial impact on the fair value of its marketable securities[130](index=130&type=chunk) [Item 4. Controls and Procedures](index=29&type=section&id=Item%204%20%E2%80%94Controls%20and%20Procedures) Management, including the CEO and CFO, concluded that disclosure controls and procedures were effective as of September 30, 2021, with no material changes to internal control over financial reporting during the quarter - The Chief Executive Officer and Chief Financial Officer concluded that the company's disclosure controls and procedures were effective as of September 30, 2021[134](index=134&type=chunk) - No changes in internal control over financial reporting occurred during the quarter that have materially affected, or are reasonably likely to materially affect, these controls[135](index=135&type=chunk) [PART II — OTHER INFORMATION](index=30&type=section&id=PART%20II%20%E2%80%94%20OTHER%20INFORMATION) [Item 1. Legal Proceedings](index=30&type=section&id=Item%201%20%E2%80%94Legal%20Proceedings) This section refers to Note 7 of the financial statements for detailed information on the company's ongoing patent infringement litigation, particularly cases involving Apple Inc - For details on legal proceedings, the report refers to Note 7 — Litigation in the financial statements[139](index=139&type=chunk) [Item 1A. Risk Factors](index=30&type=section&id=Item%201A%20%E2%80%94Risk%20Factors) This section details numerous risks, including heavy reliance on costly patent litigation, potential patent invalidation, challenges in licensing and commercializing products, and high stock price volatility - The company's business is heavily dependent on litigation to defend and monetize its patent portfolio, which is time-consuming, costly, and has an uncertain outcome[140](index=140&type=chunk) - There is a risk that the company's patents could be invalidated through challenges in court or in post-grant review proceedings at the U.S. Patent and Trademark Office (USPTO)[144](index=144&type=chunk) - The company faces risks related to security breaches of its systems, which could expose it to liability and damage its reputation, particularly as a provider of security technology[155](index=155&type=chunk) - The market price of the company's common stock is highly volatile and subject to significant fluctuations due to factors like litigation developments, operating results, and market speculation[185](index=185&type=chunk)[187](index=187&type=chunk) [Item 5. Exhibits](index=48&type=section&id=Item%205%20%E2%80%94Exhibits) This section lists exhibits filed with the Form 10-Q, including a management contract and CEO/CFO certifications required by the Sarbanes-Oxley Act - Exhibits filed include the CEO and CFO certifications pursuant to Sections 302 and 906 of the Sarbanes-Oxley Act, and a new hire letter for the CFO[211](index=211&type=chunk)

VirnetX Holding Corporation (Exact name of registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021. or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33852 Delaware 77-0390628 (State or other jurisdiction of incorporation or org ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33852 VirnetX Holding Corporation (Exact name of registrant as specified in its charter) Delaware 77-0390628 (State or other jurisdiction of incorporation or org ...