The FTSE 100 nudged higher to 6,839, supported by a 1.5% rise at National Grid (NG.).
The second estimate of third quarter GDP revealed the UK economy grew by 0.5%, which was supported by export growth and stronger consumer spending according to the Office for National Statistics.
West Texas Intermediate (WTI) and Brent crude oil both slumped 3% to $46.51 and $47.50 per barrel, respectively.
Gold fell 0.2% to $1,186 per ounce and copper rose 1.5% to $5,842 per tonne.
FTSE 100 RISERS AND FALLERS
Shares in BHP Billiton (BLT) retreated after reporting it is paying $181m (£145m) to fund remediation and compensation programmes following a mudslide at its Samarco operation in Brazil.
FTSE 250 RISERS AND FALLERS
Waste management firm Pennon (PNN) nudged higher on flat top-line growth and a 6% increase in underlying earnings before interest, tax, depreciation and amortisation (EBITDA) in the six months to 30 September.
SMALL CAP RISERS AND FALLERS
TVH Group acquired around 9% of powered access machines supplier Lavendon (LVD) in a bid to promote its takeover offer for the firm. The market approved, causing the share price to rise 5% to 205p.
Avocet Mining (AVM) announced a temporary agreement regarding the gold seizure at its Inata gold mine as the gold will be released and workers returned to the site. The market was pleased that production will recommence over the next few days, triggering an 2% rally.
Investors were unhappy with Ensor's (ENR) decision to seek shareholder approval to delist from AIM. The company reported that regulatory requirements acted as an 'unwarranted impediment' to the subsequent winding-up of the firm and its listing.
Shares in Constellation Healthcare (CHT) rallied 22% to 227.3p after a 270p a share takeover. The billing services provider to US physicians recommended the 270p a share offer to shareholders, but can look for other potential buyers until the deal is approved.
African airline Fastjet (FJET) failed to take off as it signalled the need for more capital from shareholders.It incurred higher-than-expected costs on a business turnaround plan which will mean shareholders are likely to need to provide more capital after a previous cash call four months ago.
Investors dug Regency Mines (RGM) after it announced a heads of terms agreement to acquire a significant shareholding in Carbon Minerals, which entered an agreement to acquire the Rosa metallurgical coal mine.
Software development firm Triad (TRD) soared 32.7% as its profit after tax more than tripled from £22m to £69m; supported by a stronger order book.
Half-year results at auto retailer Caffyns (CFYN) sent the stock lower as chief executive Simon Caffyn said new car sales are likely to be weaker moving into 2017 after unusually strong trading around the September new registration plate date.
Ithaca Energy (IAE) suffered a 9.4% share price fall following the identification of faults on several electrical junction boxes on the Stella field commissioning programme's processing facilities.