Xafinity –Publication of prospectus. The pensions actuarial, consulting and administration business has conditionally raised £179.6m. At 139p. Due to join main market 16 Feb. Guinness Oil & Gas Exploration—Publication of prospectus. Seeking to raise £50m and invest in 15 exploration companies at launch, with plans to grow the portfolio to 30 positions during its lifetime. Issue closing 23 Feb. Arix Bioscience — Intention to float on the main market from the global healthcare and life science c ....