Sierra Ltd.(“Issuer”) is a Bermuda exempted company with liability limited by shares. The Issuer was incorporated under the laws of Bermuda on November 5, 2019 with registration number 55063. Its registered office is Artex Risk Solutions (Bermuda) Ltd. 6th Floor Cumberland House, 1 Victoria Street, Hamilton  HM 11, Bermuda.

Sierra Ltd., US$50,000,000 Series 2021-1 Class B Principal At-RiskVariable Rate Notes Due January31, 2024.,