The FTSE 100 Index gained 28.60 points, or 0.48%, to 6,029.40 points today led by PartyGaming.
PartyGaming rose 4.66% to 151.75p as traders chose to get in ahead of next Tuesday’s first quarter key performance indicators. Numis also upped its price target to 201p from 159p.
Rolls Royce gained 2.56% to 480p after it proposed to address its pensions deficit by making a contribution of £500m across its three pension schemes.
Hedge-fund manager Man Group also rose 4.28% to 2,557p after it announced its latest product launch raised more than $2.3bn of client money, well above estimates of around $2bn.
But oil companies headed sharply lower after the price of a barrel of oil fell back overnight through $69.
BP fell 0.43% to 688p and BG Group dropped 0.07% to 742p.
In the US, the Dow Jones Industrial Average has added 38.58 points, or 0.4%, to 11,168.55 points as the price of oil declines and shares of International Business Machines and General Motors advance.
Crude oil has fallen 0.6% to $68.20 a barrel after US inventories jumped to an eight-year high, easing concern the possible disruption of Iranian shipments will lead to shortages.
IBM has added $1.59, or 2%, to $82.34 for the second-biggest gain in the Dow average, while GM has risen 23 cents to $20.26.IFAonline
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