Rule 497 Document
On behalf of PIMCO Mortgage Opportunities Fund (the “Fund”), a series of PIMCO Funds, and pursuant to Rule 497(e) under the Securities Act of 1933, as amended, attached for filing are exhibits containing information in interactive data format. The interactive data files included as an exhibit to this filing relate to the form of prospectuses filed with the Securities and Exchange Commission on behalf of the Fund pursuant to Rule 497(e) on October 19, 2012 (Accession No. 0001193125-12-428479), which is incorporated by reference into this Rule 497 Document.