144 0001018946 XXXXXXXX LIVE 0001758488 OneSpaWorld Holdings Limited 001-38843 Harry B. Sands, Lobosky Mgmt Co. Ltd Office 2, Pineapple Bus. Pk, PO Box N624 Nassau C5 00000 242-322-2670 Steiner Leisure Limited Shareholder Common Shares William Blair & Company, L.L.C.

150 North Riverside Plaza Chicago IL 60606

2367139 28524025 99910834 11/30/2023 NASDAQ Common Shares 06/12/2020 Private placement on 6/12/2020 Issuer N 2367139 06/12/2020 Shares related to the private placement were issued for cash. Y 11/30/2023 /S/ Marc Magliacano