The FTSE 100 fell 27 points, or 0.37%, to 7,254.19 on Thursday morning following further losses on Wall Street and continued global market volatility.
Nanoco (NANO) was the biggest gainer on the FTSE, surging 31% to 31p after announcing it has signed a material development and supply agreement with a large US listed corporation.
Compass Group (CPG) soared 5.8% to 1,520p after growing its organic revenue by 5.9% in the three months to 31 December, driven by strong levels of new business wins, retention and good like for like revenues.
Talk Talk (TALK) slumped 10.7% to 106.9p on news it is temporarily cutting its dividend to 2.5p to fund its investment in growth and the roll-out of FTTP (fibre to the premises). The group intends to return to a normalised dividend of 7.5p when leverage is reduced to 2.0x EBITDA.
On the Beach (OTB) added 0.6% to 504p after growing its UK revenue by 23% in the four months to 31 January, driven by growth in its core business and substantially higher revenues from Sunshine.co.uk, which it acquired last May.
GlaxoSmithKline (GSK) gained 2.3% to 1,314p after announcing its majority owned ViV Healthcare has filed a patent infringement litigation against Gilead Sciences over bictegravir in the United States and Canada.
Tate & Lyle (TATE) said it remains on track to deliver progress in adjusted profit before tax for the year ending 31 March 2018, in line with guidance. But this failed to impress investors, with the shares down 2.6% to 636.7p.
Sophos (SOPH), a provider of cloud enabled enduser and network security solutions, slumped 12% to 545p following a 19.6% slump in its operating profit in the nine months to 31 December.