0001758488 2026-10-28 2026-10-28 false 0001758488 00-0000000 8-K 2026-10-28 OneSpaWorld Holdings Limited C5 001-38843 Harry B. Sands, Lobosky Management Co. Ltd. Office Number 2 Pineapple Business Park Airport Industrial Park P.O. Box N-624 Nassau BS 242 322-2670 false false false false Common Shares, par value (U.S.)$0.0001 per share OSW NASDAQ false