- UK stocks had a directionless open on Tuesday as investors grappled with lingering uncertainty over US-China trade relations and Theresa May's Brexit proposals seemed ever-more destined for failure.

At 0859, the benchmark FTSE 100 index was down 0.92 points at 7,457.49.

Fashion retailer Next rallied 8.4% as it posted a slight rise in first-half profit and raised its guidance for the full year, owing to higher sales during the warm summer.

Glencore climbed 2.1% as the mining house upped the size of a share buy back by $1bn.

Tobacco giant Imperial Brands gained 0.7% after announcing that it was on track to deliver on its full-year guidance amid higher vaping revenues.

British American Tobacco, however fell 1.7% after it announced it had appointed Jack Bowles, the chief operating officer of its international business, as its new chief executive.

Energy utility SSE said it had agreed to buy the 50% of Scottish offshore wind farm developer Seagreen Wind Energy that it didn't already own for £118m. Its shares were broadly unchanged.

Card Factory fell 3.2% despite declaring a special dividend, after its underlying profits slumped.

Publishing and entertainment company Time Out fell 1.5% after it posted a first-half loss, as rising revenue was overshadowed by costs associated with rolling out new food courts and a staff restructuring.

Family housing supplier Sigma Capital gained 5.3% on news it said it planned to pay a final dividend amid a large rise in first-half profit. At 9:06am:

[LON:BATS] British American Tobacco PLC share price was -73.75p at 3470.25p

[LON:CARD] Card Factory Plc share price was -2.4p at 183.8p

[LON:GLEN] Glencore PLC share price was +7.75p at 337.75p

[LON:IMB] Imperial Brands Plc share price was +11.5p at 2621p

[LON:NXT] Next PLC share price was +415p at 5539p

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