The Dublin-based firm received almost €14 million after costs for stake of more than 8 per cent in the ISE as the exchange was taken over by pan-European bourse operator Euronext in a deal in March 2018. Photograph: Dara Mac Dónaill

The State’s smallest stockbroking firm Campbell O’Connor, which is in the process of winding up after 59 years in business, made a €9.45 million gain (...)