Shares in Clough rose after the engineering and project management company lifted its first-half and full-year revenue outlook.
Clough said it expected to post revenue of $605 million in the first half of the year, compared with $540 million in the previous corresponding period, and $1.23 billion in revenue over the full year, compared with $1 billion last year.
The company said the upgraded forecast followed the award of several new contracts, a review of first quarter trading and the outlook for the balance of the year.
"Clough confirms that it expects to achieve a minimum EBIT margin of 5 per cent (ex Forge) for FY2013," the company said in a statement.
Shares in the company were up two cents, or 2.63 per cent, to 78 cents at 10.30am.