Every Form 4 that Virnetx Holding (VHC) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow VHC and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full VHC filings page.
VirnetX Holding Corp (VHC) reports that its President & CEO and ten percent owner, Kendall Larsen, sold a total of 14,575 shares of common stock in open-market transactions on August 31, 2026, September 1, 2026, and September 2, 2026, under a Rule 10b5-1 trading plan adopted on May 29, 2026. Indirect holdings reported as of August 31, 2026, include 74,649 shares held by a spouse, 30,676 shares held by the Kathleen Sheehan Revocable Trust, and 15,000 shares held by The K2 Investment Fund LLC.
VirnetX Holding Corp (VHC) director Gary Feiner reported open-market sales of an aggregate 7,500 shares of common stock in late August and early September 2026. The trades were effected under a Rule 10b5-1 trading plan adopted on May 29, 2026, with prices reported on a weighted-average basis within disclosed ranges.
VirnetX Holding Corp Chief Financial Officer Katherine Allanson reported a routine tax-related share disposition. On July 6, 2026, 100 shares of common stock were withheld by the company at $11.95 per share to satisfy income tax and withholding obligations tied to previously reported restricted stock awards. The footnote clarifies this withholding does not represent an open-market sale by Allanson. Following the transaction, she directly holds 31,205 shares of VirnetX common stock.
O'BRIEN THOMAS M reported acquisition or exercise transactions in this Form 4 filing.
VirnetX Holding Corp director Thomas M. O'Brien received a grant of 7,500 shares of restricted common stock on June 11, 2026 as equity compensation. The award carries no purchase price and increases his direct holdings to 35,457 shares.
The restricted shares vest in full on the earlier of the one-year anniversary of the grant date or the close of business on the day before VirnetX's 2027 annual stockholder meeting, provided he remains a service provider through that date. If a Change in Control occurs before then, any unvested restricted shares will vest immediately before the transaction closes.
Angelo Michael F reported acquisition or exercise transactions in this Form 4 filing.
VirnetX Holding Corp director Michael F. Angelo received a grant of 7,500 shares of restricted common stock. The award was granted at no cash cost per share and increases his direct holdings to 29,209 shares. The restricted shares will vest in full on the earlier of the one-year anniversary of the grant date or the day before VirnetX’s 2027 annual stockholders’ meeting, provided he remains a service provider. Any unvested restricted shares will fully vest immediately before a qualifying change in control of the company.
Chow Heidy Kingwan reported acquisition or exercise transactions in this Form 4 filing.
VirnetX Holding Corp director Heidy Kingwan Chow received a grant of 7,500 shares of common stock as restricted stock on June 11, 2026. The shares were granted at no purchase price and increase her direct holdings to 37,500 shares.
The restricted stock will fully vest on the earlier of the one-year anniversary of the grant date or the close of business on the day prior to VirnetX’s 2027 annual meeting of stockholders, subject to her continued service. Any unvested shares will vest immediately before a Change in Control transaction.
Feiner Gary reported acquisition or exercise transactions in this Form 4 filing.
VirnetX Holding Corp director Gary Feiner received an award of 7,500 shares of common stock as restricted stock. These shares were granted at no purchase price and increase his direct holdings to 24,374 shares following the award.
The restricted shares will vest on the earlier of the one-year anniversary of the grant date or the close of business on the day prior to VirnetX’s 2027 annual meeting of stockholders, provided he maintains continuous service. If a Change in Control occurs, all unvested restricted shares will fully vest immediately before the transaction closes.
VirnetX Holding Corp (VHC) reported a new equity award for its Chief Financial Officer, Katherine Allanson. On 11/24/2025, she received a stock option (right to buy) covering 30,000 shares of common stock at an exercise price of $20.22 per share, expiring on 11/24/2035.
According to the vesting terms, one-quarter of the option vests and becomes exercisable on the one-year anniversary of the grant date, with an additional one-quarter vesting on each annual anniversary thereafter, assuming she continues as a Service Provider under the company’s 2013 Equity Incentive Plan. If a Change in Control occurs, all unvested shares under this option will fully vest and become exercisable immediately before the transaction is completed.
VirnetX Holding Corp (VHC) reported an insider equity award to its President & CEO and director, Kendall Larsen, who is also a 10% owner. On 11/24/2025, he was granted stock options to buy 50,000 shares of common stock at an exercise price of $20.22 per share, expiring on 11/24/2035, held directly. An additional stock option for 30,000 shares at the same exercise price and expiration date is held indirectly by his spouse.
The options vest over four years: one quarter of the shares vest and become exercisable on the first anniversary of the grant date, and another quarter on each annual anniversary thereafter, subject to continued service under the company’s Amended and Restated 2013 Equity Incentive Plan. If a Change in Control occurs, all then-unvested shares underlying these options will vest and become exercisable immediately before the transaction is completed.
VirnetX Holding Corp (VHC) reported an insider transaction by a director on a Form 4. The reporting person, serving as a director of VirnetX, sold 625 shares of common stock on 11/24/2025 at a price of $20.8885 per share, coded as an "S" transaction (open market or private sale).
After this sale, the director directly beneficially owns 21,709 shares of VirnetX common stock. The filing indicates the form was filed by one reporting person and does not list any derivative securities transactions in Table II.