O'BRIEN THOMAS M - Insider Non-Derivative Transactions at VirnetX Holding Corp (VHC) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 3, 2025, O'BRIEN THOMAS M's relationship to VirnetX Holding Corp (VHC) is Director, and currently has 27,957 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other VHC insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

O'BRIEN THOMAS M - Insider Non-Derivative Transactions of VHC Common Stock

O'BRIEN THOMAS M - Insider Non-Derivative Transactions at VHC

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 4, 2025	M -- (Common Stock)	625	10.1	27957
Jun 13, 2025	Acquisition -- (Common Stock)	7500	0	27332
Jun 17, 2024	Acquisition -- (Common Stock)	7500	0	19832
Jun 16, 2023	Acquisition -- (Common Stock)	8333	0	246660
May 19, 2023	P -- (Common Stock)	50000	0.42	238327