After earlier enjoying gains off the back of Brexit-related sterling weakness, the FTSE 100 was pretty much back at square one by lunchtime as the pound recovered some ground.

Pizza delivery service Domino's climbed 7.6% to 280.4p as it said Thursday it would launch a £25m share buyback programme after reporting a modest uptick in third-quarter sales as hot weather across Europe crimped demand for piping hot pizza.

GVC Holdings rose 0.7% to 936p after reporting that sales grew double-digits in the third quarter amid ongoing momentum across its online and European retail divisions, though sluggish UK retail growth persisted.

International coach travel company National Express added 3.9% to 411.6p after it reported a good summer of trading with group revenue up 8.9% in constant currency terms, boosted by 'outstanding' UK coach and 'particularly strong' Spanish division performances.

Anglo-Dutch consumer company Unilever slipped 1.5% to £39.62 after saying on Thursday that underlying sales grew 3.8% in the third quarter as growth accelerated across all three of the firm's divisions.

Games Workshop slumped 8.1% to £30.60 as it warned Thursday of 'some uncertainties' in the periods ahead for the rest of financial year even as upbeat performance had continued following an update in September.

Food packing supplier Hilton Food edged 1.75% higher to 930p as it said Thursday it had agreed to purchase a 50% stake in Dalco, a vegetarian product manufacturer based in the Netherlands.

Gambling company Rank Group dropped 2.2% to 159.6p as it reported a 4.9% slump in quarterly sales as high-spending customers spent less at its Grosvenor Casinos while its Mecca Bingo halls continued to see fewer visits.

Global metrology and healthcare technology group Renishaw gained 1.4% to £43.40, after suffering losses early on, as it reported 8% revenue growth from continuing operations to £154m in its first quarter, and a 9% drop in adjusted pre-tax profit.

Cyber security company Avast climbed 1.6% to 289.75p after reporting 'good' revenue growth for the third quarter and saying it was on track to meet guidance.

RWS Holdings jumped 2.5% to 474p as it said on Thursday it expected full-year Group revenues to be at least £305m, an increase of over 85% year on year, driven primarily by the acquisition of localisation services provider Moravia last November.

British multinational defence technology company QinetiQ Group added 0.75% to 218.2p as it said on Thursday that it had completed the acquisition of E.I.S. Aircraft Operations.

At 11:58am:

(LON:DOM) Dominos Pizza Group PLC share price was +19.45p at 280.15p

(LON:GAW) Games Workshop Group PLC share price was -272.5p at 3057.5p

(LON:GVC) GVC Holdings Plc share price was +6.5p at 936p

(LON:NEX) National Express Group PLC share price was +16.1p at 412.3p

(LON:ULVR) Unilever PLC share price was -67.25p at 3956.75p