Medex Inc. (Pink Sheets: MDXX) moved 22.22 percent higher in price to 11 cents. Voplume for the stock was 558,210 shares, trampling over its usual volume of 68,231 shares a day. MDXX is a medical acquisition company focused on consolidating medical supply, medical technology and assisted living and care facility companies worldwide.

Optimized Transportation Management Inc. (OTCBB: OPTZ) was a volume leader among micro-caps Wednesday, trading in 103.78 million shares, towering over an average of 16.66 million. The Pittsburgh-based OPTZ is a freight transportation services and global supply chain solution enterprise.

DigitalTown Inc. (OTCBB: DGTW) took a dive in Wednesday, losing 42.31 percent to $1.50. Volume for this stock was 25,000 shares, compared to a daily average of 9,190. DigitalTown, Inc. in Burnsville, MN, is developing a nationwide network of more than 27,000 local online communities for high school students, alumni, boosters and local citizens.