Michael Summersgill, AJ Bell’s chief executive, says the charge on the interest paid on cash in stocks-and-shares Isas would deter investment Labour’s changes to Isa rules in the Budget were “absolutely bonkers”, the chief executive of AJ Bell has said. Michael Summersgill, who runs the DIY investment platform, warned that age-specific restrictions on the amount of money that can be placed in a cash Isa would add significant complexity to the market, deterring people from investing. In last month’s Budg ...