Surf Air Mobility Inc. filed a prospectus supplement on September 30, 2026, to register the issuance of 4,644,922 shares of its common stock. The company intends to issue these shares to Palantir Technologies Inc. as consideration for license fees and related professional services rendered under an existing software license agreement.

The shares are registered under the company’s existing registration statement on Form S-3 (File No. 333-291485). The filing includes a legal opinion from Gibson, Dunn & Crutcher LLP regarding the validity of the shares.