| 23.04.2024 13:31 | TRLS, RMII, OMI | EARNINGS: Videndum warns on recovery; AB Dynamics expects profit beat | Alliance |
| 23.04.2024 07:00 | OMI | Results for Third Quarter ended February 29, 2024 | RNS |
| 25.03.2024 14:23 | OMI | IN BRIEF: Orosur to regain ownership of Anza project, Colombia | Alliance |
| 25.03.2024 07:00 | OMI | Colombia update | RNS |
| 23.02.2024 07:00 | OMI | Administrative Update & Options Exercise | RNS |
| 22.02.2024 17:36 | OMI, FARN, AMIF | EARNINGS AND TRADING: Astra closes Gracell buy, Amicorp "on track" | Alliance |
| 21.02.2024 08:01 | OMI | Issue of new common shares and issue of warrants | RNS |
| 15.02.2024 15:49 | CPP, BIOM, NEXN | TRADING UPDATES: Biome wins contract; Orosur Mining raises GBP500,000 | Alliance |
| 15.02.2024 13:56 | OMI | Share Placing | RNS |
| 26.01.2024 18:42 | OMI | IN BRIEF: Orosur Mining loss from continuing operations narrows | Alliance |
| 26.01.2024 07:00 | OMI | Results for Second Quarter ended November 30 2023 | RNS |
| 23.01.2024 10:43 | OMI | Orosur Mining in talks over retaking full control of Colombian project | Alliance |
| 23.01.2024 07:00 | OMI | Colombia Update | RNS |
| 19.12.2023 16:02 | OMI | AGM Results | RNS |
| 12.12.2023 15:55 | ZIOC, TM1, OMI | UK shareholder meetings calendar - next 7 days | Alliance |
| 28.11.2023 14:57 | OPTI, ZEN, OMI | TRADING UPDATES: Scancell trial progresses; OptiBiotix inks new deal | Alliance |
| 28.11.2023 07:00 | OMI | Lithium JV, Nigeria | RNS |
| 20.11.2023 07:00 | OMI | Notice of AGM and Investor Q&A Session | RNS |
| 30.10.2023 12:19 | OMI | Orosur Mining loss narrows in "very busy progressive" first quarter | Alliance |
| 30.10.2023 07:00 | OMI | Results for First Quarter ended August 31, 2023 | RNS |
| 20.10.2023 13:11 | OMI | Investor Webinar | RNS |
| 16.10.2023 10:29 | OMI | Orosur inks joint-venture deal in Nigeria for lithium exploration | Alliance |
| 16.10.2023 07:00 | OMI | Lithium JV, Nigeria | RNS |
| 29.09.2023 14:35 | SYME, TRU, MORE | EARNINGS: Supply@Me loss narrows; notes strong pipeline | Alliance |
| 29.09.2023 07:00 | OMI | Full Year 2023 Results | RNS |
| 05.07.2023 09:21 | OMI | Orosur Mining hails sampling and mapping start at Ariquemes in Brazil | Alliance |
| 05.07.2023 07:00 | OMI | Operational Update, Brazil | RNS |
| 23.05.2023 07:00 | OMI | Appointment of New Auditor | RNS |
| 09.05.2023 15:45 | OMI | Directors Purchase of shares | RNS |
| 05.05.2023 07:00 | OMI | Investor Webinar | RNS |
| 04.05.2023 15:00 | OMI | Orosur shares plummet as partner reviews position on Anza project | Alliance |
| 04.05.2023 11:34 | MTC, OMI, SOU | AIM WINNERS & LOSERS: Sound Energy shares rise ahead of maiden revenue | Alliance |
| 04.05.2023 07:00 | OMI | Operational Update | RNS |
| 27.04.2023 17:35 | POW, ORCP, OMI | TRADING UPDATES: Yourgene Health sees revenue above market forecasts | Alliance |
| 27.04.2023 07:00 | OMI | Third Quarter Results for 2022/23 | RNS |
| 02.03.2023 18:50 | OMI | Orosur Mining ends sharply lower following exploration updates | Alliance |
| 02.03.2023 07:00 | OMI | Operational Update | RNS |
| 27.02.2023 16:35 | OMI | Price Monitoring Extension | RNS |
| 27.02.2023 14:05 | OMI | Second Price Monitoring Extn | RNS |
| 27.02.2023 14:00 | OMI | Price Monitoring Extension | RNS |
| 30.01.2023 14:23 | OMI, ALL, MSMN | TRADING UPDATES: Empire Metals confirms copper; Mosman hails progress | Alliance |
| 30.01.2023 07:00 | OMI | Second Quarter Results for 2022/23 | RNS |
| 17.01.2023 17:20 | OMI | Orosur says talks with Minera on potential joint venture progressing | Alliance |
| 17.01.2023 07:00 | OMI | Colombia update | RNS |
| 05.12.2022 11:05 | OMI | Second Price Monitoring Extn | RNS |
| 05.12.2022 11:00 | OMI | Price Monitoring Extension | RNS |
| 02.12.2022 16:41 | OMI | Second Price Monitoring Extn | RNS |
| 02.12.2022 16:36 | OMI | Price Monitoring Extension | RNS |
| 02.12.2022 14:05 | OMI | Second Price Monitoring Extn | RNS |
| 02.12.2022 14:00 | OMI | Price Monitoring Extension | RNS |
| 02.12.2022 13:38 | OMI | AGM Results & Notification of Investor Q&A Session | RNS |
| 02.12.2022 11:05 | OMI | Second Price Monitoring Extn | RNS |
| 02.12.2022 11:00 | OMI | Price Monitoring Extension | RNS |
| 02.12.2022 10:40 | OMI, TERN, PMI | AIM WINNERS & LOSERS: Orosur Mining drops on disappointing assays | Alliance |
| 02.12.2022 10:37 | OMI | Orosur Mining drilling results disappoint, refocuses on groundwork | Alliance |
| 02.12.2022 09:05 | OMI | Second Price Monitoring Extn | RNS |
| 02.12.2022 09:00 | OMI | Price Monitoring Extension | RNS |
| 02.12.2022 07:00 | OMI | Colombia update | RNS |
| 25.11.2022 15:44 | SLFR, SBSI, RICA | UK shareholder meetings calendar - next 7 days | Alliance |
| 03.11.2022 07:00 | OMI | Notice of AGM and Investor Q&A Session | RNS |
| 31.10.2022 07:00 | OMI | Results for First Quarter ended August 31, 2022 | RNS |
| 21.10.2022 16:41 | OMI | Second Price Monitoring Extn | RNS |
| 21.10.2022 16:36 | OMI | Price Monitoring Extension | RNS |
| 21.10.2022 14:46 | REC, OMI, HUM | TRADING UPDATES: Orosur finds gold; Hummingbird hit by low gold price | Alliance |
| 21.10.2022 14:06 | OMI | Second Price Monitoring Extn | RNS |
| 21.10.2022 14:00 | OMI | Price Monitoring Extension | RNS |
| 21.10.2022 11:05 | OMI | Second Price Monitoring Extn | RNS |
| 21.10.2022 11:00 | OMI | Price Monitoring Extension | RNS |
| 21.10.2022 10:47 | HUM, DCTA, OMI | AIM WINNERS & LOSERS: Orosur strikes gold; Hummingbird lowers guidance | Alliance |
| 21.10.2022 09:05 | OMI | Second Price Monitoring Extn | RNS |
| 21.10.2022 09:00 | OMI | Price Monitoring Extension | RNS |
| 21.10.2022 07:00 | OMI | Colombia update | RNS |
| 29.09.2022 20:30 | CCS, VSL, OMI | EARNINGS SUMMARY: Angle revenue up; Synairgen, Bango loss widens | Alliance |
| 29.09.2022 07:00 | OMI | Full Year 2022 Results | RNS |
| 23.09.2022 07:00 | OMI | Employee Options Exercise | RNS |
