Tranche Update on BlackRock Throgmorton Trust plc's Equity Buyback Plan announced on April 29, 2022.

BlackRock Throgmorton Trust plc is a United Kingdom-based investment trust. The principal activity of the Company is portfolio investment. The Company’s objective is to provide shareholders with long term capital growth and an attractive total return through investment primarily in United Kingdom smaller and mid-capitalization companies traded on the London Stock Exchange. In addition, the Company is permitted to employ leverage upto 30% of net assets, which it does primarily through the use of CFDs and/or comparable equity derivatives. The Company invests in various sectors, including industrials, consumer services, financials, technology, consumer goods, health care, telecommunications and basic materials. The Company's investment manager is BlackRock Investment Management (UK) Limited. Its alternative investment fund manager is BlackRock Fund Managers Limited.