144 0001246840 XXXXXXXX LIVE 0001512499 Lindblad Expeditions Holdings, Inc. 001-35898 11 W 42nd Street, Suite 22 B3 New York NY 10036 212-261-9000 Mark Ein Director Common stock, par value $0.0001 per share Citigroup Global Markets Inc.

388 Greenwich St. New York NY 10013

300000 6885000.00 65571318 05/29/2026 The NASDAQ Stock Mar Common stock, par value $0.0001 per share 07/08/2015 Purchase from Issuer Lindblad Expeditions Holdings, Inc. N 3456416 07/08/2015 See (2) under Remarks below N Mark Ein

11 West 42nd Street, Suite 22 B3 New York NY 10036

Common stock, par value $0.0001 per share 05/08/2026 1000000 0 (1) In accordance with the procedures described in the Commission's interpretive letter to Goldman, Sachs & Co. dated December 20, 1999 and the Commission's interpretive letter to Bank of America, N.A., Merrill Lynch, Pierce, Fenner & Smith Inc., dated December 1, 2011, the shares noticed in Section 3(c) are subject to variable pre-paid forward sale contracts between Leland Investments, Inc. and Citibank, N.A., an affiliate of the broker named in Section 3(b), secured by 300,000 shares of common stock of the Issuer. The number of shares (or at Leland's option, the cash equivalent) to be delivered under the contract will be determined based on the price per share at settlement relative to an agreed floor and cap price. (2) On July 8, 2015, Capital Acquisition Management 2 LLC acquired 3,456,416 shares of common stock from the Issuer. (3) For more information on the sale in Table II, see Form 144 filed by Mark Ein on May 8, 2026. 05/29/2026 /s/ Mark D. Ein