| 07:00 | OMI | Exercise of Warrants, Issue of Shares and TVR | RNS |
| 24.02.2021 14:54 | OMI | Director Dealing | RNS |
| 24.02.2021 07:00 | OMI | Block Listing Application and Options Exercise | RNS |
| 23.02.2021 16:40 | OMI | Second Price Monitoring Extn | RNS |
| 23.02.2021 16:35 | OMI | Price Monitoring Extension | RNS |
| 23.02.2021 14:05 | OMI | Second Price Monitoring Extn | RNS |
| 23.02.2021 14:00 | OMI | Price Monitoring Extension | RNS |
| 23.02.2021 11:06 | OMI | Second Price Monitoring Extn | RNS |
| 23.02.2021 11:00 | OMI | Price Monitoring Extension | RNS |
| 22.02.2021 09:05 | OMI | Second Price Monitoring Extn | RNS |
| 22.02.2021 09:00 | OMI | Price Monitoring Extension | RNS |
| 22.02.2021 07:00 | OMI | Colombia Update | RNS |
| 17.02.2021 11:05 | OMI | Second Price Monitoring Extn | RNS |
| 17.02.2021 11:00 | OMI | Price Monitoring Extension | RNS |
| 29.01.2021 07:00 | OMI | New Director Option Issuance | RNS |
| 28.01.2021 07:00 | OMI | Director Dealings | RNS |
| 25.01.2021 07:00 | OMI | Colombia update | RNS |
| 22.01.2021 07:00 | OMI | Webinar | RNS |
| 14.01.2021 07:00 | OMI | Second Quarter Results for 2020/21 | RNS |
| 12.01.2021 07:00 | OMI | Board Appointment and Drilling Update | RNS |
| 29.12.2020 16:41 | OMI | Second Price Monitoring Extn | RNS |
| 29.12.2020 16:36 | OMI | Price Monitoring Extension | RNS |
| 29.12.2020 14:05 | OMI | Second Price Monitoring Extn | RNS |
| 29.12.2020 14:00 | OMI | Price Monitoring Extension | RNS |
| 29.12.2020 11:06 | OMI | Second Price Monitoring Extn | RNS |
| 29.12.2020 11:01 | OMI | Price Monitoring Extension | RNS |
| 16.12.2020 15:50 | OMI | AGM Voting Results | RNS |
| 11.12.2020 07:00 | OMI | Annual Option Issuance | RNS |
| 10.12.2020 07:00 | OMI | Director Dealings and Exercise of Options | RNS |
| 07.12.2020 08:01 | OMI | Issue of shares and warrants | RNS |
| 30.11.2020 11:05 | OMI | Second Price Monitoring Extn | RNS |
| 30.11.2020 11:00 | OMI | Price Monitoring Extension | RNS |
| 30.11.2020 07:00 | OMI | Share Placing and Colombia Update | RNS |
| 24.11.2020 11:00 | OMI | Price Monitoring Extension | RNS |
| 19.11.2020 08:33 | OMI | Notice of AGM | RNS |
| 10.11.2020 07:00 | OMI | Corporate and Colombia Update | RNS |
| 04.11.2020 07:00 | OMI | Employee Options Exercise | RNS |
| 20.10.2020 15:41 | OMI | Second Price Monitoring Extn | RNS |
| 20.10.2020 15:35 | OMI | Price Monitoring Extension | RNS |
| 19.10.2020 06:00 | OMI | First Quarter 2021 Results | RNS |
| 15.10.2020 10:05 | OMI | Second Price Monitoring Extn | RNS |
| 15.10.2020 10:00 | OMI | Price Monitoring Extension | RNS |
| 15.10.2020 06:00 | OMI | Full Year 2020 Results | RNS |
| 13.10.2020 15:41 | OMI | Second Price Monitoring Extn | RNS |
| 13.10.2020 15:36 | OMI | Price Monitoring Extension | RNS |
| 12.10.2020 06:00 | OMI | Colombia update | RNS |
| 07.10.2020 15:41 | OMI | Second Price Monitoring Extn | RNS |
| 07.10.2020 15:36 | OMI | Price Monitoring Extension | RNS |
| 02.10.2020 13:05 | OMI | Second Price Monitoring Extn | RNS |
| 02.10.2020 13:00 | OMI | Price Monitoring Extension | RNS |
| 01.10.2020 13:06 | OMI | Second Price Monitoring Extn | RNS |
| 01.10.2020 13:00 | OMI | Price Monitoring Extension | RNS |
| 30.09.2020 15:41 | OMI | Second Price Monitoring Extn | RNS |
| 30.09.2020 15:36 | OMI | Price Monitoring Extension | RNS |
| 30.09.2020 06:00 | OMI | Colombia update | RNS |
| 03.09.2020 08:05 | OMI | Second Price Monitoring Extn | RNS |
| 03.09.2020 08:00 | OMI | Price Monitoring Extension | RNS |
| 03.09.2020 06:00 | OMI | Colombia update | RNS |
| 28.08.2020 11:47 | OMI | Filing Extension Of Annual Audited Results | RNS |
| 17.07.2020 06:00 | OMI | Board Changes | RNS |
| 07.11.2019 11:05 | OMI | Second Price Monitoring Extn | RNS |
| 07.11.2019 11:00 | OMI | Price Monitoring Extension | RNS |
| 24.09.2019 15:40 | OMI | Second Price Monitoring Extn | RNS |
| 24.09.2019 15:35 | OMI | Price Monitoring Extension | RNS |
| 18.09.2019 15:40 | OMI | Second Price Monitoring Extn | RNS |
| 18.09.2019 15:35 | OMI | Price Monitoring Extension | RNS |
| 13.08.2019 08:05 | OMI | Second Price Monitoring Extn | RNS |
| 13.08.2019 08:00 | OMI | Price Monitoring Extension | RNS |
| 09.08.2019 15:40 | OMI | Second Price Monitoring Extn | RNS |
| 09.08.2019 15:35 | OMI | Price Monitoring Extension | RNS |
| 06.08.2019 10:06 | OMI | Second Price Monitoring Extn | RNS |
| 06.08.2019 10:00 | OMI | Price Monitoring Extension | RNS |
| 18.12.2018 09:05 | OMI | Second Price Monitoring Extn | RNS |
| 18.12.2018 09:00 | OMI | Price Monitoring Extension | RNS |
| 28.09.2018 10:05 | OMI | Second Price Monitoring Extn | RNS |
| 28.09.2018 10:00 | OMI | Price Monitoring Extension | RNS |
| 13.09.2018 13:06 | OMI | Second Price Monitoring Extn | RNS |
| 13.09.2018 13:00 | OMI | Price Monitoring Extension | RNS |
| 06.07.2016 10:05 | OMI | Second Price Monitoring Extn | RNS |
| 06.07.2016 10:00 | OMI | Price Monitoring Extension | RNS |
| 11.01.2016 16:40 | OMI | Second Price Monitoring Extn | RNS |
| 11.01.2016 16:35 | OMI | Price Monitoring Extension | RNS |
| 02.06.2014 07:00 | OMI | Director's Dealing | RNS |
| 13.05.2013 15:40 | OMI | Second Price Monitoring Extn | RNS |
| 13.05.2013 15:35 | OMI | Price Monitoring Extension | RNS |
| 21.03.2013 16:40 | OMI | Second Price Monitoring Extn | RNS |
| 21.03.2013 16:35 | OMI | Price Monitoring Extension | RNS |
| 17.10.2011 15:35 | OMI | Price Monitoring Extension | RNS |
| 10.06.2011 06:49 | OMI | Placing of US$13.5 million | RNS |
| 17.07.2008 06:00 | OMI | Uruguay Min. Explor. - Uruguay Mineral Exploration Inc: Exploration Report for.. | RNS |
| 15.07.2008 06:57 | OMI | Uruguay Min. Explor. - Circ re.Notice of Exploration Report - Replacement | RNS |
| 15.07.2008 06:00 | OMI | IMSG - Circ re.Notice of Exploration Report | RNS |
| 12.06.2008 16:48 | OMI | Uruguay Min. Explor. - Transaction in Own Shares | RNS |
| 09.06.2008 13:58 | OMI | Uruguay Min. Explor. - Statement re Production Update | RNS |
| 06.06.2008 16:42 | OMI | Uruguay Min. Explor. - Transaction in Own Shares | RNS |
| 05.06.2008 15:30 | OMI | Uruguay Min. Explor. - Transaction in Own Shares | RNS |
| 02.06.2008 06:00 | OMI | Uruguay Min. Explor. - Transaction in Own Shares | RNS |
| 14.05.2008 06:00 | OMI | Uruguay Min. Explor. - UME Purchases More of Its Own Shares | RNS |
| 13.05.2008 07:30 | OMI | Uruguay Min. Explor. - Transaction in Own Shares | RNS |
| 12.05.2008 11:52 | OMI | Uruguay Min. Explor. - Transaction in Own Shares | RNS |
