Over 5,000 ISA Millionaires as 2026 ISA Contribution Deadline Approaches Thursday, March 5, 2026 isa millionaires hmrc investing savings finance compounding allowance tax deadline In 2023, more than 5,000 individuals had amassed ISA pots worth over £1 million, according to data obtained by money app Plum through a Freedom of Information request to HM Revenue and Customs (HMRC). This milestone … Read More