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Nearly 83 million shares changed hands Thursday, making it the most actively traded stock on the Nasdaq. That comes on the heels of a 26.2 million share volume day Wednesday and volume of nearly 33.6 million shares on Monday. (And as of 1 p.m. Friday, more than 22 million shares had traded already.)

Now it's one thing for the likes of Microsoft, Cisco and Oracle to see that kind of volume. Each company has more than 5 billion shares outstanding. Xybernaut has just 159 million, so more than half of the company's shares changed hands Thursday.

A flurry of announcements
Xybernaut, which has been around since 1990, makes wearable computers that have been primarily used in the retail and transportation industries. Xybernaut's main product is the Mobile Assistant, which is essentially a tiny personal computer that can be worn on the head and has a screen that fits over the eye for easy viewing of information.

The market, however, is far from new and is still fairly small. Tim Sh...