Petra Diamonds booked a deeper full-year loss after it wrote down the value of its assets.

Net losses for the six months through June...

Lithium concentrate developer Savannah Resources said it had raised £5m from a share issue to help develop its Mina do Barroso project in Portugal.

The...

Cancer and inflammatory diseases focused Tiziana Life Sciences said the US Food and Drug Administration had allowed the initiation of a clinical trial of a...

North American focused base and precious metals miner Phoenix Copper posted a first-half loss, as it developed its Empire Copper prospect in Idaho.

Pre-tax losses...

Midlands commercial property investor Real Estate Investors booked a 68% fall in first-half profit, owing to non-cash items including property revaluations. Its underlying profit rose...

Ovoca Bio booked a first-half loss as it continued to develop a treatment for female sexual dysfunction.

Net losses for the six months through June...

Disease and food allergy test kit supplier Omega Diagnostics said the Global Fund would include its HIV testing product in its global procurement list.

The...

NB Global Floating Rate Income Fund said its portfolio yield at the end of August was 5.7%.

The investment group's net asset value was £94.16,...

Tullow Oil said it had discovered more oil offshore Guyana.

The Joe-1 exploration well was drilled by to a total depth of 2,175 metres.

Evaluation...

Communications and radio frequency technology group MTI Wireless Edge said it had won a contract for the supply of hi-Power microwave terminations to an Israeli...