The FTSE 100 remained in positive territory on a strong performance on Wall Street as investors were relieved a potential trade war between the US and China was averted over the weekend.
In the US, the Dow Jones enjoyed the biggest jump of 1.1% to 24,979 around 5pm UK time.
Back in the UK, the FTSE 100 closed 1% higher at 7,859, supported by a rally in big names such as Sainsburys (SBRY), Marks and Spencer (MKS) and Next (NXT).
Brent crude oil advanced 0.5% to $78.90 per barrel. Copper climbed 0.9% to $3.08 per pound and gold retreated 0.2% to $1,287 per ounce.
Banking firm Barclays (BARC) ticked up 0.7% to 208.9p as charges from the Serious Fraud Office over a decade-old Qatari funding deal were thrown out by the crown court.
MID AND LARGE CAP RISERS AND FALLERS
Budget airline Ryanair (RYA) rose 5% to €16.27 despite reporting a series of headwinds and higher costs are expected to drag profits to a range of €1.25bn to €1.35bn in the year to 31 March 2019, down from €1.37bn in the year to 31 March 2018.
Pharma giant AstraZeneca (AZN) announced the US Food and Drug Administration approved its hyperkalaemia drug for a serious condition associated with higher levels of potassium in the blood. Its shares received a 3.3% boost to £54.17.
Leisure property investor NewRiver REIT (NRR) was flat at 267.6p after confirming speculation it is in talks to acquire community pubs group Hawthorn.
Gambling software supplier Playtech (PTEC) ticked 1.8% higher to 815p following the approval of its proposed acquisition of Snaitech by the Italian gaming regulatory authorities.
Document management specialist Restore (RST) fell 5.8% to 518p after revealing its full year expectations were unchanged despite pressure on its shredding division.
SMALL CAP RISERS AND FALLERS
Healthcare equipment business AorTech (AOR) slumped 11.3% to 39p in response to the implied dilution from a £2.1m share placing and £0.5m open offer.
Radio mesh networks company CyanConnode (CYAN) reported wider operating losses and lower sales in 2017, dragging its shares 12.3% lower to 9.8p.