TomCo Energy PLC on Friday said it has extended its option exercise period relating to the potential acquisition of the remaining interest in Tar Sands...

Alien Metals Ltd - Mineral exploration and development company with assets in Australia, Mexico and Greenland - Says Bill Brodie Good will step down as...

Invinity Energy Systems PLC on Friday said it will not be able to recognise revenue on projects in Canada and Australia for a brief period,...

The following is a round-up of updates by London-listed companies, issued on Friday and not separately reported by Alliance News:

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Galileo Resources PLC -...

Cadence Minerals PLC on Friday heralded the completion of a pre-feasibility study at the Amapa iron ore project, its primary asset in Brazil.

Cadence is...

The following is a round-up of updates by London-listed companies, issued on Friday and not separately reported by Alliance News:

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Nostra Terra Oil &...

Advanced Oncotherapy PLC - London-based particle therapy for cancer treatment - Non-Executive Director Michael Bradfield buys 500,000 shares at 13.17 pence, worth £65,825, on Thursday....

Rio Tinto PLC - London-based miner - Chief Commercial Officer Alfredo Barrios sells 25,000 shares at £58.50, worth £1.5 million, on Thursday.

Current stock price:...