Tullow Oil shares are up 10% this morning in Dublin after it reported a 'significant' oil find in Ghana.

Tullow said that based on evidence to date, ultimate reserves are likely to be materially in excess of previous estimates, with some high-potential zones still to be drilled.

Aidan Heavey, CEO, said: 'The discovery of oil in the Mahogany well represents a major event for the Republic of Ghana and for Tullow'.

Tullow is quoted in London and Dublin and focuses on: Europe, Africa, South Asia and South America.

Tullow shares were up 63 cent at €6.64 on the ISEQ this morning