dealers work at their desks whilst screens show market data following a vote on prime minister theresa mays brexit plan b at cmc markets in london britain january 30 2019 reutersdylan martinez sept 2 reuters  online trading platform cmc markets cmcxl on thursday slashed its annual earnings outlook by 50 million pounds 6891 million as reduced market volatility resulted in lower trading across new and existing clients the british company now expects fiscal year 2022 operating income between 250 million pounds and 280 million pounds after saying in july it was confident of generating in excess of 330 million pounds reporting by chris peters in bengaluru editing by subhranshu sahu