Mason Capital Fund Trust

10/28/2026 | Press release | Distributed by Public on 10/28/2026 07:00

Prospectus Certification by Investment Company (Form 497J)

October 28, 2026

Via Edgar Transmission

Securities and Exchange Commission

100 F Street, NE

Washington, D.C. 20549

Re: Mason Capital Fund Trust, File Nos. 811-23853 and 333-270294

Ladies and Gentlemen:

This letter is being transmitted by means of electronic submission by Mason Capital Fund Trust (the "Trust"), on behalf of the Fundamentals First ETF, pursuant to Rule 497(j) under the Securities Act of 1933, as amended (the "1933 Act"), and Regulation S-T.

Pursuant to Rule 497(j) under the 1933 Act, and on behalf of the Trust, I hereby certify that the form of prospectus and statement of additional information that would have been filed pursuant to Rule 497(c) under the 1933 Act would not have differed from that contained in Post-Effective Amendment No. 3 to the Trust's registration statement on Form N-1A (the "Amendment"). The text of the Amendment was filed electronically with the Securities and Exchange Commission on October 26, 2026 (Accession No. 0001398344-26-018820).

If you have any questions, please contact the undersigned at (614) 469-3215.

Very truly yours,

/s/ Zeynep D. Kart

Zeynep D. Kart

Mason Capital Fund Trust published this content on October 28, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on October 28, 2026 at 13:00 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]