City luminaries turned out in force to back the UK's biggest political parties during the second quarter, and while many financial figures kept their colours pinned to their longstanding political masts, the latest electoral commission report reveals a few surprises as well as notable milestones.

A £106,500 (€121,520) donation to the Conservative party in June by Michael Hintze, senior investment officer and chairman of the executive committee at asset management group CQS, took the long-term Tory supporter's total donations to the party past the £1m mark, according to electoral commission records.