Global Diversified Marketing Group, Inc. (OTCMKTS:GDMK) shares dropped 25.3% during trading on Thursday . The stock traded as low as $2.00 and last traded at $2.22. Approximately 10,460 shares were traded during mid-day trading, an increase of 11% from the average daily volume of 9,432 shares. The stock had previously closed at $2.97. The firm […]