(Sharecast News) - London's FTSE 100 was up 1.4% at 10,448.75 in afternoon trade on Friday.

BA and Iberia owner IAG flew higher as falling oil prices eased concerns about fuel costs.

Scottish Mortgage Investment Trust - which has a large holding in SpaceX - rallied on the day of the rocket maker's IPO.

Barclays advanced as it announced the acquisition of children's money management platform GoHenry from US fintech group Acorns, as it looks to strengthen its youth banking proposition and deepen relationships with families and mass-affluent households.

Barclays did not disclose the price, although City AM cited sources as saying the bank was paying about £180m.

Energy giants BP and Shell both gushed lower as oil prices slumped after US President Donald Trump said a deal with Iran was close to being agreed. Shell was also in focus as it said it was pausing its $3bn share buyback programme.

Defence firm BAE Systems was also in the red, while defensive utilities lost ground, with Centrica, SSE and National Grid all lower.

FTSE 100 - Risers

Smurfit Westrock (DI) (SWR) 3,148.00p 6.90%

International Consolidated Airlines Group SA (CDI) (IAG) 434.30p 6.48%

Barclays (BARC) 468.60p 4.38%

Lion Finance Group (BGEO) 10,890.00p 4.31%

Scottish Mortgage Inv Trust (SMT) 1,489.00p 4.24%

Anglo American (AAL) 3,961.00p 4.21%

Antofagasta (ANTO) 4,015.00p 4.07%

Burberry Group (BRBY) 1,183.00p 3.96%

Fresnillo (FRES) 2,967.00p 3.85%

Games Workshop Group (GAW) 19,990.00p 3.84%

FTSE 100 - Fallers

BP (BP.) 524.60p -3.52%

Shell (SHEL) 3,169.50p -2.92%

BAE Systems (BA.) 1,897.00p -2.19%

Centrica (CNA) 184.20p -1.68%

SSE (SSE) 2,368.00p -1.13%

The Sage Group (SGE) 797.60p -1.07%

Bunzl (BNZL) 2,532.00p -1.01%

National Grid (NG.) 1,201.50p -0.54%

Imperial Brands (IMB) 2,784.00p -0.46%

Admiral Group (ADM) 3,426.00p -0.41%