BUZZ — System1 rises after lifting annual profit forecast
* Shares of System1 Group up about 4.5% at 350p * Marketing technology company lifts FY27 adjusted pre-tax profit forecast to £5 million from £4.2 million, an increase of 19% * Company says adjusted pre-tax profit for first five months of FY27 increased to £2.1 million from £0.3 million a year earlier, driven by revenu