The Rank Group is trading at £87.00, up 10.27%, as UK gambling shares rallied on a smaller-than-feared proposed tax rise. - The government proposed raising machine games duty from 20% to 25%; Sharecast said Rank was 8.1% higher at 13:55 BST, with peers also gaining. - JPMorgan called the announcement a relief after speculation the duty could reach 40%, saying operators may mitigate much of the impact. - No new Rank-specific announcement was identified; evidence points to an industry-wide tax-policy catalyst, not the earlier £5 million settlement.