- UK stocks opened stronger on Tuesday as higher oil prices boosted energy plays.

At 0900, the benchmark FTSE 100 index was up 32.2 points, or 0.5%, at 7.695.98.

Royal Dutch Shell and BP rose 0.5% and 1.1%, respectively, as fresh US sanctions against Iran pushed benchmark Brent crude to $74.11 a barrel.

Domino's Pizza slumped 10% after unusually hot weather crimped demand for pizza, dousing an expected boost from the World Cup and combining with higher labor costs overseas to limit profit growth to just 2.5%.

Wealth manager Standard Life Aberdeen gained 2.9%, as falling first-half earnings in a 'tough market' nevertheless beat expectations and it accelerated the timing of a share buyback.

One of its smaller rivals, Hargreaves Lansdowne, slipped 3.3%, even as its profits rose.

InterContinental Hotels lost 2.0% after one-off costs related to an efficiency drive offset higher revenue to send profits lower.

GlaxoSmithKline perked up 0.6% as it announced it had appointed HSBC's head bean counter Iain Mackay as its new chief financial officer, effective next year.

Flow control equipment provider Rotork lost 4.5%, as investors with high expectations were left disappointed with a 12% rise in first-half profit underpinned by the recovery in oil prices.

Electronics group Meggitt shed 2% after asset sales and adverse currency movements sent its first-half profit 39% lower.

Auto retailer Pendragon booked a 42% slide in first-half profit as fragile consumer confidence weighed on sales of new cars. Investors were already expecting a lower result and the shares eased back just 0.2%.

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