Shares of ROK Resources Inc. (CVE:ROK – Get Rating) traded down 2.8% on Thursday . The company traded as low as C$0.34 and last traded at C$0.35. 521,435 shares changed hands during trading, an increase of 69% from the average session volume of 307,952 shares. The stock had previously closed at C$0.36. Analyst Upgrades and […]