The FTSE 100 moved between modest gains and losses on Tuesday after rising 0.8% on Monday, as investors assessed higher oil prices and continuing uncertainty in the Middle East. Kingfisher led the index’s gainers, climbing more than 7% after raising its profit guidance on strong momentum at Screwfix and in Poland and Iberia. Smiths Group rose about 4.5% after reporting higher revenue and pointing to expected second-half growth at John Crane and ongoing benefits from the data-centre boom at Flex-Tek. Healthcare, consumer and energy stocks advanced, while defense and financial shares fell. Brent crude increased and could end a four-session decline as markets tracked supply flows and diplomatic efforts. President Trump is due to address the UN General Assembly and may meet Iran’s president. UK government borrowing reached £18.3 billion in August, above the expected £15.5 billion, while borrowing from April through August totaled £77.3 billion, exceeding the OBR (UK fiscal watchdog) forecast of £69.2 billion.