| June 25, 2015 | Second Rig Commences Drilling at Columbus Gold's Eastside Gold Project in Nevada | |
| June 12, 2015 | Columbus Gold Announces Appointment of Jenna R. Virk as VP Legal & Corporate Secretary | |
| June 11, 2015 | Columbus Gold Commences Drilling at Eastside Gold Project in Nevada | |
| June 08, 2015 | Columbus Gold Receives Drilling Permit for Eastside Gold Project in Nevada | |
| June 05, 2015 | Columbus Gold Files Technical Report on its Paul Isnard Gold Project in French Guiana | |
| May 21, 2015 | Columbus Gold Named to 2015 OTCQX Best 50 | |
| May 19, 2015 | Columbus Gold Completes $2 Million Private Placement | |
| May 11, 2015 | Columbus Gold Raises $2 Million in Amended Private Placement | |
| April 21, 2015 | Columbus Gold Announces In-Pit Gold Resource of 3.8 M oz. Indicated + 1.08 M oz. Inferred and a Very Significant Increase in Grade at Paul Isnard Project, French Guiana | |
| April 09, 2015 | Columbus Gold Announces Private Placement | |