The London Stock Exchange (LSE) has seen a 65% rise in pre-tax profits to £238.2m.
Revenues also rose 7% to £675m, with the LSE citing its diversification strategy for the better-than-expected growth figures, reports the BBC.
The number of new share issues in London also climbed 68% to 185.
In February the LSE, which also owns an exchange in Italy, agreed a merger with Canada's TMX Group.
Two global vehicles
'Further plug advice gap'
Must appoint separate CEOs and boards
Advisers do come out well
Will report to Mark Till