UK-focused investment bank Numis Securities enjoyed a £10m-plus profit swing in its fiscal first half, buoyed by a surge of issuance in its home market.

Pre-tax profits reached £9m over the six months to March 31, 2013, compared to a loss of £1.1m for same period a year ago. Numis generated revenues of £32.4m over its fiscal first-half, compared with £23.3m a year ago.