0723 GMT - European stock indexes all gain at the open, retracing some of Friday's sharp losses. Banks and technology stocks rise, while energy-sensitive stocks are supported by a fall in oil prices. The Europe-wide Stoxx 600 is 0.65% up. London's FTSE 100 rises 0.3%, boosted by a 2% gain for Barclays, though oil majors damp gains--BP falls 1.5%. The German DAX adds 0.7%, led by chip maker Infineon--up 2.5%. Volkswagen falls 1.5% after it cut guidance Friday. The French CAC 40 rises 0.6% as SocGen jumps 3.4% after the bank said it aims to boost profitability. Italy's FTSE MIB is up 0.7%, while the Spanish IBEX 35 is 0.65% higher. In Amsterdam, the AEX rises 0.5% as both software and hardware technology stocks gain. ASML jumps 2.8%.