April 17, 2020
Via EDGAR
Securities and Exchange Commission
Re:
Principal Exchange-Traded Funds
File Nos. 333-201935, 811-23029
Interactive data files for previous 497 filing
Principal Exchange-Traded Funds (the “Registrant”) is incorporating by reference the supplement filed on March 31, 2020 (SEC Accession No. 0001572661-20-000079).
Pursuant to Rule 497 under the Securities Act of 1933, as amended, the Registrant is filing interactive data files that relate to Form N-1A items 2-4 in the supplement that the Registrant is incorporating by reference.




Exhibit No.
Exhibits
Ex-101.INS
XBRL Instance Document
Ex-101.SCH
XBRL Taxonomy Extension Schema Document
Ex-101.CAL
XBRL Taxonomy Extension Calculations Linkbase Document
Ex-101.DEF
XBRL Taxonomy Extension Definition Linkbase Document
Ex-101.LAB
XBRL Taxonomy Extension Label Linkbase Document
Ex-101.PRE
XBRL Taxonomy Extension Presentation Linkbase Document



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