# EDGAR Filing Document

**Accession Number:** 0000076721
**File Stem:** 0001398344-26-008111
**Filing Date:** 2026-5
**Character Count:** 2561
**Document Hash:** 0dc1dc4759ea62e9cacc6ce05ba89d5d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001398344-26-008111.hdr.sgml**: 20260501

**ACCESSION NUMBER**: 0001398344-26-008111

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260501

**DATE AS OF CHANGE**: 20260501

**EFFECTIVENESS DATE**: 20260501

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** IMPAX FUNDS SERIES TRUST I
- **CENTRAL INDEX KEY:** 0000076721

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-38679
- **FILM NUMBER:** 26932925

**BUSINESS ADDRESS:**
- **STREET 1:** 30 PENHALLOW STREET, SUITE 400
- **CITY:** PORTSMOUTH
- **STATE:** NH
- **ZIP:** 03801-3852
- **BUSINESS PHONE:** 800-767-1729

**MAIL ADDRESS:**
- **STREET 1:** 30 PENHALLOW STREET, SUITE 400
- **CITY:** PORTSMOUTH
- **STATE:** NH
- **ZIP:** 03801-3852

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** PAX WORLD FUNDS SERIES TRUST I
- **DATE OF NAME CHANGE:** 20070831

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** PAX WORLD BALANCED FUND
- **DATE OF NAME CHANGE:** 20061113

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** PAX WORLD BALANCED FUND INC
- **DATE OF NAME CHANGE:** 20040624

## Series and Classes Contracts Data

### Impax Global Sustainable Infrastructure ETF (Series ID: S000098391)

| Class ID   | Class Name                                  | Ticker Symbol   |
|:---|:---|:---|
| C000268069 | Impax Global Sustainable Infrastructure ETF |  |

**IMPAX FUNDS SERIES TRUST I<br> 1933 Act File No. 002-38679**

**1940 Act File No. 811-02064**

**CERTIFICATE PURSUANT TO<br> RULE 497(j)**

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended (the "1933 Act"), the undersigned hereby certifies on behalf of Impax Funds Series Trust I (the "Trust"), that the forms of prospectus and statement of additional information for Impax Global Sustainable Infrastructure ETF that would have been filed pursuant to Rule 497(c) under the 1933 Act do not differ from the forms of prospectus and statement of additional information contained in the Trust's Post-Effective Amendment No. 111 under the 1933 Act, which was filed electronically with the Securities and Exchange Commission on April 24, 2026.

IN WITNESS WHEREOF, the Trust has caused this certificate to be executed on its behalf by the undersigned on the 1<sup>st</sup> day of May, 2026.

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| |
|:---|
| IMPAX FUNDS SERIES TRUST I |
| /s/ Edward Farrington |
| Edward Farrington |
| President |

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