Shares in AIM-listed Griffin Mining dropped by 14.35% to 121.62p as revenue growth slowed to 3.44% for the six months ended 30th June.
Revenues at FTSE 100 firm Intertek decreased by 1.8% to £1.347 billion during the first half of 2018 as the firm was hit by currency movements.
Shares in financial services firm Hargreaves Lansdown dropped 3.67% to 2,040.21p after warning about the effects of political and economic turbulence.
Revenues at FTSE 250 Synthomer rose by 8.2% to £833.8 million for the six months ended 30th June as sales volumes grew in markets around the world.
Home safety products outift FireAngel saw its shares crash 32.05% to 42.13p after the company said results would be below market expectations.
Shares in FTSE 250 defence specialist Ultra Electronics climbed by 2.49% to 1,732p despite revenues for the first half of 2018 dropping by 4.3%.
Shares in Minds + Machines Grouphave by 5.84% to 7.25p after the company announced a partnership with the Ethereum cryptocurrency.
FTSE 250 plastics specialist Essentra returned to profit growth for the first time since 2015 during the six months ended 30th June.
Royal Bank of Scotland shares climbed by 3.40% to 258.60p after the company revealed that it would pay its first dividend in a decade.
AIM listed oil and gas outfit Igas Energy has said that it will increase its capital expenditure over the remainder of 2018 due to the higher oil price.
