| 17.04.2023 07:00 | MSMN | Cinnabar G1 Well Workover and Start of Gas Lift | RNS |
| 14.04.2023 10:06 | MSMN | Holding(s) in Company | RNS |
| 12.04.2023 14:33 | MSMN | Holding(s) in Company | RNS |
| 06.04.2023 16:38 | MSMN | Mosman Oil & Gas raises GBP300,000 through discounted placing | Alliance |
| 06.04.2023 15:50 | MSMN | Share Placement | RNS |
| 31.03.2023 13:28 | MSMN | Holding(s) in Company | RNS |
| 30.03.2023 18:39 | BVX, PTAL, RENX | EARNINGS UPDATES: Ironveld sees interim pretax loss widen on costs | Alliance |
| 30.03.2023 07:30 | MSMN | Half-year Report | RNS |
| 29.03.2023 12:23 | MSMN | Holding(s) in Company | RNS |
| 28.03.2023 16:16 | MSMN | Holding(s) in Company | RNS |
| 28.03.2023 08:57 | MSMN | Corporate Review | RNS |
| 28.03.2023 07:48 | MSMN | Holding(s) in Company | RNS |
| 21.03.2023 14:38 | MSMN | Holding(s) in Company | RNS |
| 17.03.2023 14:04 | MSMN | Advisor Update | RNS |
| 17.03.2023 11:36 | MSMN | Holding(s) in Company | RNS |
| 15.03.2023 16:52 | MSMN | Holding(s) in Company | RNS |
| 15.03.2023 15:36 | TLOU, SVML, AAU | TRADING UPDATES: SigmaRoc Sweden boost; Mosman's Cinnabar-1 success | Alliance |
| 15.03.2023 07:03 | MSMN | 78% Increase in Cinnabar Project Proved Reserves | RNS |
| 21.02.2023 11:35 | MSMN | Holding(s) in Company | RNS |
| 20.02.2023 14:20 | MSMN | Mosman shares rise on certification for Amadeus Basin permit | Alliance |
| 20.02.2023 10:34 | TEK, MSMN, PRM | AIM WINNERS & LOSERS: Mosman wins sacred site certificate at Amadeus | Alliance |
| 20.02.2023 07:00 | MSMN | Sacred Site Clearance Certificate for EP 145 | RNS |
| 30.01.2023 14:30 | MSMN | Mosman Oil & Gas says Cinnabar-1 will "materially" increase production | Alliance |
| 30.01.2023 14:23 | OMI, ALL, MSMN | TRADING UPDATES: Empire Metals confirms copper; Mosman hails progress | Alliance |
| 30.01.2023 07:10 | MSMN | Quarterly Production and Cinnabar-1 Update | RNS |
| 16.01.2023 12:50 | AVG, GUN, TRAC | TRADING UPDATES: t42 IoT Tracking Solutions and Zenova win contracts | Alliance |
| 16.01.2023 07:00 | MSMN | Cinnabar-1 pipeline completed & regular oil sales | RNS |
| 06.01.2023 10:25 | RQIH, QBT, MSMN | AIM WINNERS & LOSERS: Mosman rises on good news for Cinnabar-1 well | Alliance |
| 06.01.2023 09:03 | MSMN | Mosman Oil & Gas producing 120 barrels of oil per day at Cinnabar-1 | Alliance |
| 06.01.2023 08:12 | MSMN | Cinnabar-1 Initial Production | RNS |
| 06.01.2023 07:01 | MSMN | Holding(s) in Company | RNS |
| 06.01.2023 07:00 | MSMN | Holding(s) in Company | RNS |
| 30.12.2022 14:37 | ANIC, MSMN, CEL | TRADING UPDATES: Lansdowne extends loan, Celadon plans clinical trial | Alliance |
| 30.12.2022 08:06 | MSMN | Cinnabar-1 well flows Oil and Gas | RNS |
| 22.12.2022 08:24 | MSMN | Cinnabar-1 well update | RNS |
| 14.12.2022 21:33 | HEIQ, GENF, BEM | TRADING UPDATES: HeiQ increases stake in Chrisal; Safestyle names CEO | Alliance |
| 14.12.2022 07:25 | MSMN | Cinnabar-1 well production update | RNS |
| 02.12.2022 08:36 | MSMN | Director Holdings | RNS |
| 29.11.2022 15:50 | MSMN | Results of Annual General Meeting | RNS |
| 26.11.2022 18:00 | MSMN | EQS-News: Mosman Oil and Gas sees Cinnabar as a potential 'step-change' | EQS |
| 22.11.2022 15:48 | MSMN, ESKN, DUKE | UK shareholder meetings calendar - next 7 days | Alliance |
| 17.11.2022 21:53 | WYN, ALGW, NMT | TRADING UPDATES: Wynnstay buys Tamar; abrdn Japan assets fall | Alliance |
| 17.11.2022 07:00 | MSMN | Cinnabar-1 well production update | RNS |
| 07.11.2022 14:49 | POW, MSMN, SHG | TRADING UPDATES: Mosman Oil & Gas achieves annual net output growth | Alliance |
| 07.11.2022 13:42 | MSMN | Notice of AGM | RNS |
| 07.11.2022 12:08 | MSMN | Final Results | RNS |
| 04.11.2022 10:26 | MSMN | Holding(s) in Company | RNS |
| 04.11.2022 09:35 | MSMN | Holding(s) in Company | RNS |
| 28.10.2022 13:53 | MSMN | Holding(s) in Company | RNS |
| 27.10.2022 21:41 | HARL, JAY, BIDS | CORRECT: Nanoco files suit; Harland & Wolff activates facility | Alliance |
| 27.10.2022 10:42 | MSMN | Cinnabar Development, Well Planning and Placing | RNS |
| 26.10.2022 21:14 | HARL, JAY, BIDS | TRADING UPDATES: Nanoco files suit; Harland & Wolff activates facility | Alliance |
| 26.10.2022 16:31 | MSMN | Holding(s) in Company | RNS |
| 26.10.2022 16:29 | MSMN | Holding(s) in Company | RNS |
| 26.10.2022 07:33 | MSMN | Cinnabar Near Term Production Opportunities | RNS |
| 24.10.2022 16:40 | MSMN | Second Price Monitoring Extn | RNS |
| 24.10.2022 16:35 | MSMN | Price Monitoring Extension | RNS |
| 24.10.2022 10:45 | AFRN, ETP, MSMN | AIM WINNERS & LOSERS: Union Jack declares payout; Aferian revenue down | Alliance |
| 24.10.2022 09:36 | MSMN | Mosman Oil & Gas reports positive EP 145 evaluation, Cinnabar progress | Alliance |
| 24.10.2022 07:00 | MSMN | EP145 Prospective Resource Est - Helium & Hydrogen | RNS |
| 24.10.2022 07:00 | MSMN | Cinnabar Well Moving to Production | RNS |
| 21.10.2022 11:41 | MSMN | Registered office | RNS |
| 18.10.2022 14:01 | MSMN | Holding(s) in Company | RNS |
| 17.10.2022 12:03 | MSMN | Mosman Oil & Gas produces less oil due to halt at Falcon | Alliance |
| 17.10.2022 11:25 | MSMN | AIM WINNERS & LOSERS: CentralNic to beat view; MJ Hudson to fall short | Alliance |
| 17.10.2022 11:12 | MSMN | Cinnabar Well Drilled and Moving to Production | RNS |
| 17.10.2022 07:00 | MSMN | Q1 Production Update | RNS |
| 10.10.2022 21:57 | MSMN, JAY, RFX | TRADING UPDATES: Umuthi Healthcare loss widens; Ramsdens profit surges | Alliance |
| 10.10.2022 07:00 | MSMN | Cinnabar-1 Drilling update | RNS |
| 03.10.2022 14:27 | MSMN | IN BRIEF: Mosman shares up as spudding of Texas well begins | Alliance |
| 03.10.2022 07:00 | MSMN | Spud of Cinnabar Well | RNS |
| 27.09.2022 07:12 | MSMN | EP(A) 155 update | RNS |
| 19.09.2022 14:47 | MSMN | IN BRIEF: Mosman says spudding of Texas well delayed to end of month | Alliance |
| 19.09.2022 07:54 | MSMN | Updated Spud of Cinnabar Well | RNS |
| 14.09.2022 14:29 | MSMN | IN BRIEF: Mosman expects Cinnabar-1 drilling to begin in seven days | Alliance |
