Why VirnetX Holding Corporation Stock Plunged Today

Shares of VirnetX Holding Corporation (NYSEMKT: VHC) rose as much as 17.1% early Monday, but later plunged to finish the day down 7.1%, after the company announced a big legal win in its ongoing patent-infringement case against Apple (NASDAQ: AAPL).

More specifically, VirnetX announced today that on Sept. 29, the U.S. District Court for the Eastern District of Texas, Tyler Division, entered a "final judgment" of more than $439.7 million in favor of the patent-litigation and software-technology specialist.

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Source: Fool.com