Baillie Gifford US Growth Trust plc (USA)

Legal Entity Identifier: 213800UM1OUWXZPKE539

Publication of a Supplementary Prospectus

Baillie Gifford US Growth Trust plc (the "Company") has today published a supplementary prospectus approved by the Financial Conduct Authority (the "Supplementary Prospectus"). The publication of the Supplementary Prospectus is a regulatory requirement under the Prospectus Regulation Rules following the publication of the Company's audited annual financial report and accounts. The Supplementary Prospectus also details the reduction in the annual management fee payable to the Company's Investment Manager, Baillie Gifford & Co Limited.

The Supplementary Prospectus is supplemental to, and should be read in conjunction with, the prospectus published by the Company on 1 April 2021 (the "Prospectus") in respect of the Company's Placing Programme.

A copy of the Supplementary Prospectus will shortly be available for inspection at the National Storage Mechanism which is located at https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

The Supplementary Prospectus is also available in electronic form on the Company's website at www.bgusgrowthtrust.com

Baillie Gifford & Co Limited

Company Secretaries

8 October 2021

For further information please contact:

Karen Havranek

Baillie Gifford & Co

Tel: 0131 275 3171

Regulated Information Classification: Additional regulated information required to be disclosed under applicable laws and regulations.