Unite national officer Brian Scott said:
“This report is startling proof that the government sold off the country’s family silver on the cheap.
“An increase of 72 per cent in the value of Royal Mail shares over the 5 months since trading confirms that the Business Secretary made a very poor judgement call .
“The privatisation of Royal Mail was wrong in every way.
The loser is the UK taxpayer and the tragedy is that money that should be flowing into the Treasury for schools and hospitals is going into the pockets of private investors.”