51 Madison Avenue

New York, New York 10010

April 9, 2020

VIA EDGAR

Filing Desk

Securities and Exchange Commission

Office of Filings and Information Services

Branch of Registrations and Examinations

Mail Stop 0-25

100 F Street, NE

Washington, DC 20549

Registration Nos.: 333-152915 and 811-22227

Dear Ladies and Gentlemen:

On behalf of the Registrant listed above and pursuant to Rule 497(c) under the Securities Act of 1933, as amended, attached for filing are exhibits containing interactive data information that reflects information in the supplement dated March 31, 2020 to the Prospectus dated August 29, 2019 for the IQ Chaikin U.S. Small Cap ETF and IQ Chaikin U.S. Large Cap ETF (Accession Number: 0001104659-20-041266). The purpose of this filing is to submit XBRL interactive data files in the manner provided by Rule 405 of Regulation S-T and General Instruction C.3.(g) of Form N-1A.

If you have any questions, please do not hesitate to contact me at (212) 576-7634.