In total, 93.5% of shareholders by value voted in favour of the cash acquisition of the restaurant group, which includes restaurant brands Wagamama and Barburrito, and pub group Brunning & Price.
Following approval, the sale is expected to complete on 21 December.
The cash deal will see the group become a privately-owned company and values each of the company’s shares at 65p.
The acquisition by Apollo implies an enterprise value of £701m and a multiple of around nine times TRG’s Adjusted EBITDA for the 12 months ended 2 July 2023.
In September, TRG announced it was selling its 75-strong leisure division to the Big Table Group (BTG) for the nominal fee of £1 and would pay a cash contribution of £7.5m to BTG
The transaction is expected to complete fully by 31 March 2024.