# EDGAR Filing Document

**Accession Number:** 0000076721
**File Stem:** 0001752724-25-205432
**Filing Date:** 2025-8
**Character Count:** 18923
**Document Hash:** bd0d645c0589ea82f36f26b95e119a7c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-205432.hdr.sgml**: 20250826

**ACCESSION NUMBER**: 0001752724-25-205432

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250826

**DATE AS OF CHANGE**: 20250826

**PERIOD START**: 20251231

**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:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-02064
- **FILM NUMBER:** 251256443

**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 Fund (Series ID: S000055846)

| Class ID   | Class Name          | Ticker Symbol   |
|:---|:---|:---|
| C000175864 | Institutional Class | PXDIX           |
| C000175865 | Investor Class      | PAXDX           |

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** IMPAX FUNDS SERIES TRUST I

- **b. Investment Company Act file number:** 811-02064

- **c. CIK number of Registrant:** 0000076721

- **d. LEI of Registrant:** 549300TD5R23SWU72456

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 30 Penhallow St., Suite 100

  - **City:** Portsmouth

  - **State:** NH

  - **Foreign country:** US

  - **Zip / Postal Code:** 03801

  - **Telephone number:** 603-431-8022

**Item A.2. Information about the Series.**

- **a. Name of Series:** Impax Global Sustainable Infrastructure Fund

- **b. EDGAR series identifier (if any):** S000055846

- **c. LEI of Series:** 549300M7V6OFRLWL5549

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2025-12-31

- **b. Date as of which information is reported:** 2025-06-30

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $101360373.21

**Total Liabilities:** $56125.93

**Net Assets:** $101304247.28

**Cash Not Reported:** $71717.65

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000175865 | 4.98%                | 3.13%                | 1.65%                |
| Class ID C000175864 | 4.95%                | 3.11%                | 1.65%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-110868.18              | $4571132.12                                |
| Month 2  | $597470.60               | $1827354.76                                |
| Month 3  | $661513.23               | $891201.76                                 |

### Schedule of Portfolio Investments

| Name                                                   | Title                                                  | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Waste Management, Inc.                                 | Waste Management, Inc.                                 | CUSIP: 94106L109<br>LEI: 549300YX8JIID70NFS41 | Long             | EC               | CORP              | US        |     14444 | NS      | $3305076.08   | 3.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Vodacom Group Ltd.                                     | Vodacom Group Ltd.                                     | CUSIP: N/A<br>LEI: 37890012A8DC24B8D663       | Long             | EC               | CORP              | ZA        |    282735 | NS      | $2183146.20   | 2.16%             |  |  |  | No            |                  1 | On Loan: No      |
| AECOM                                                  | AECOM                                                  | CUSIP: 00766T100<br>LEI: 0EEB8GF0W0NPCIHZX097 | Long             | EC               | CORP              | US        |     18088 | NS      | $2041411.68   | 2.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Keppel DC REIT                                         | Keppel DC REIT                                         | CUSIP: N/A<br>LEI: N/A                        | Long             | EC               | CORP              | SG        |   1671200 | NS      | $3063425.51   | 3.02%             |  |  |  | No            |                  2 | On Loan: No      |
| Northland Power, Inc.                                  | Northland Power, Inc.                                  | CUSIP: 666511100<br>LEI: 8945002IJ77NEBK48M81 | Long             | EC               | CORP              | CA        |    206995 | NS      | $3248381.24   | 3.21%             |  |  |  | No            |                  1 | On Loan: No      |
| KLA Corp.                                              | KLA Corp.                                              | CUSIP: 482480100<br>LEI: 549300H0BF5JCG96TJ81 | Long             | EC               | CORP              | US        |      2317 | NS      | $2075429.58   | 2.05%             |  |  |  | No            |                  1 | On Loan: No      |
| NextEra Energy, Inc.                                   | NextEra Energy, Inc.                                   | CUSIP: 65339F101<br>LEI: 254900RHL9MEUS5NKX63 | Long             | EC               | CORP              | US        |     47482 | NS      | $3296200.44   | 3.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Sika AG                                                | Sika AG                                                | CUSIP: N/A<br>LEI: 549300R3N69ECGYPU434       | Long             | EC               | CORP              | CH        |      5793 | NS      | $1576182.37   | 1.56%             |  |  |  | No            |                  2 | On Loan: No      |
| Elisa OYJ                                              | Elisa OYJ                                              | CUSIP: N/A<br>LEI: 743700TU2S3DXWGU7H32       | Long             | EC               | CORP              | FI        |     71888 | NS      | $3995641.40   | 3.94%             |  |  |  | No            |                  2 | On Loan: No      |
| Digital Realty Trust, Inc.                             | Digital Realty Trust, Inc.                             | CUSIP: 253868103<br>LEI: 549300HKCZ31D08NEI41 | Long             | EC               | CORP              | US        |     16836 | NS      | $2935019.88   | 2.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Hydro One Ltd.                                         | Hydro One Ltd.                                         | CUSIP: 448811208<br>LEI: 5493007QZDXTP1W2VL44 | Long             | EC               | CORP              | CA        |     49339 | NS      | $1777906.91   | 1.76%             |  |  |  | Yes           |                  1 | On Loan: No      |
| Severn Trent plc                                       | Severn Trent plc                                       | CUSIP: N/A<br>LEI: 213800RPBXRETY4A4C59       | Long             | EC               | CORP              | GB        |     83579 | NS      | $3140246.30   | 3.10%             |  |  |  | No            |                  2 | On Loan: No      |
| Westinghouse Air Brake Technologies Corp.              | Westinghouse Air Brake Technologies Corp.              | CUSIP: 929740108<br>LEI: 06BTX5UWZD0GQ5N5Y745 | Long             | EC               | CORP              | US        |      2437 | NS      | $510185.95    | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Koninklijke KPN NV                                     | Koninklijke KPN NV                                     | CUSIP: N/A<br>LEI: 549300YO0JZHAL7FVP81       | Long             | EC               | CORP              | NL        |    324681 | NS      | $1583855.80   | 1.56%             |  |  |  | No            |                  2 | On Loan: No      |
| Schneider Electric SE                                  | Schneider Electric SE                                  | CUSIP: N/A<br>LEI: 969500A1YF1XUYYXS284       | Long             | EC               | CORP              | FR        |      7982 | NS      | $2143046.45   | 2.12%             |  |  |  | No            |                  2 | On Loan: No      |
| Trane Technologies plc                                 | Trane Technologies plc                                 | CUSIP: N/A<br>LEI: 549300BURLR9SLYY2705       | Long             | EC               | CORP              | IE        |      2933 | NS      | $1282923.53   | 1.27%             |  |  |  | No            |                  1 | On Loan: No      |
| American Water Works Co., Inc.                         | American Water Works Co., Inc.                         | CUSIP: 030420103<br>LEI: 549300DXHIJQMD5WFW18 | Long             | EC               | CORP              | US        |     17441 | NS      | $2426217.51   | 2.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Iberdrola SA                                           | Iberdrola SA                                           | CUSIP: N/A<br>LEI: 5QK37QC7NWOJ8D7WVQ45       | Long             | EC               | CORP              | ES        |    166402 | NS      | $3201246.76   | 3.16%             |  |  |  | No            |                  2 | On Loan: No      |
| Otis Worldwide Corp.                                   | Otis Worldwide Corp.                                   | CUSIP: 68902V107<br>LEI: 549300ZLBKR8VSU25153 | Long             | EC               | CORP              | US        |     18179 | NS      | $1800084.58   | 1.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Chemed Corp.                                           | Chemed Corp.                                           | CUSIP: 16359R103<br>LEI: 54930020031IDJT2IM79 | Long             | EC               | CORP              | US        |      6054 | NS      | $2947874.22   | 2.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Clean Harbors, Inc.                                    | Clean Harbors, Inc.                                    | CUSIP: 184496107<br>LEI: 5493000SJVZVZJKHJF48 | Long             | EC               | CORP              | US        |     11871 | NS      | $2744337.78   | 2.71%             |  |  |  | No            |                  1 | On Loan: No      |
| JPMorgan Prime Money Market Fund                       | JPMorgan Prime Money Market Fund                       | CUSIP: N/A<br>LEI: N/A                        | Long             | STIV             | RF                | US        |   1558445 | NS      | $1558445.13   | 1.54%             |  |  |  | No            |                  1 | On Loan: No      |
| National Grid plc                                      | National Grid plc                                      | CUSIP: N/A<br>LEI: 8R95QZMKZLJX5Q2XR704       | Long             | EC               | CORP              | GB        |    281474 | NS      | $4131662.01   | 4.08%             |  |  |  | No            |                  2 | On Loan: No      |
| KDDI Corp.                                             | KDDI Corp.                                             | CUSIP: N/A<br>LEI: 5299003FU7V4I45FU310       | Long             | EC               | CORP              | JP        |    133300 | NS      | $2288839.14   | 2.26%             |  |  |  | No            |                  2 | On Loan: No      |
| Voltronic Power Technology Corp.                       | Voltronic Power Technology Corp.                       | CUSIP: N/A<br>LEI: N/A                        | Long             | EC               | CORP              | TW        |     28000 | NS      | $1207793.63   | 1.19%             |  |  |  | No            |                  2 | On Loan: No      |
| Veolia Environnement SA                                | Veolia Environnement SA                                | CUSIP: N/A<br>LEI: 969500LENY69X51OOT31       | Long             | EC               | CORP              | FR        |    129253 | NS      | $4614574.68   | 4.56%             |  |  |  | No            |                  2 | On Loan: No      |
| Welltower, Inc.                                        | Welltower, Inc.                                        | CUSIP: 95040Q104<br>LEI: 254900F33BIAR82QTA19 | Long             | EC               | CORP              | US        |     17785 | NS      | $2734088.05   | 2.70%             |  |  |  | No            |                  1 | On Loan: No      |
| Nemetschek SE                                          | Nemetschek SE                                          | CUSIP: N/A<br>LEI: 529900R0S2IX1S358J38       | Long             | EC               | CORP              | DE        |      9159 | NS      | $1327989.25   | 1.31%             |  |  |  | No            |                  2 | On Loan: No      |
| Hubbell, Inc.                                          | Hubbell, Inc., Class B                                 | CUSIP: 443510607<br>LEI: 54930088VDQ6840Y6597 | Long             | EC               | CORP              | US        |      5066 | NS      | $2069005.06   | 2.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Microsoft Corp.                                        | Microsoft Corp.                                        | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |      3055 | NS      | $1519587.55   | 1.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Prologis, Inc.                                         | Prologis, Inc.                                         | CUSIP: 74340W103<br>LEI: 529900DFH19P073LZ636 | Long             | EC               | CORP              | US        |     23382 | NS      | $2457915.84   | 2.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Waste Connections, Inc.                                | Waste Connections, Inc.                                | CUSIP: 94106B101<br>LEI: 549300HDLRTPBQU69P29 | Long             | EC               | CORP              | CA        |     17947 | NS      | $3351063.84   | 3.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Union Pacific Corp.                                    | Union Pacific Corp.                                    | CUSIP: 907818108<br>LEI: 549300LMMRSZZCZ8CL11 | Long             | EC               | CORP              | US        |     17770 | NS      | $4088521.60   | 4.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Tele2 AB                                               | Tele2 AB, Class B                                      | CUSIP: N/A<br>LEI: 213800EKD193RVI9HL76       | Long             | EC               | CORP              | SE        |    179925 | NS      | $2626440.45   | 2.59%             |  |  |  | No            |                  2 | On Loan: No      |
| Cia de Saneamento Basico do Estado de Sao Paulo SABESP | Cia de Saneamento Basico do Estado de Sao Paulo SABESP | CUSIP: 20441A102<br>LEI: 254900UOXRZRS2TNWP19 | Long             | EC               | CORP              | BR        |     94812 | NS      | $2083019.64   | 2.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Canadian Pacific Kansas City Ltd.                      | Canadian Pacific Kansas City Ltd.                      | CUSIP: 13646K108<br>LEI: N/A                  | Long             | EC               | CORP              | CA        |     24021 | NS      | $1908273.75   | 1.88%             |  |  |  | No            |                  1 | On Loan: No      |
| Spirax Group plc                                       | Spirax Group plc                                       | CUSIP: N/A<br>LEI: 213800WFVZQMHOZP2W17       | Long             | EC               | CORP              | GB        |     18585 | NS      | $1519737.05   | 1.50%             |  |  |  | No            |                  2 | On Loan: No      |
| American Tower Corp.                                   | American Tower Corp.                                   | CUSIP: 03027X100<br>LEI: 5493006ORUSIL88JOE18 | Long             | EC               | CORP              | US        |     14558 | NS      | $3217609.16   | 3.18%             |  |  |  | No            |                  1 | On Loan: No      |
| SSE plc                                                | SSE plc                                                | CUSIP: N/A<br>LEI: 549300KI75VYLLMSK856       | Long             | EC               | CORP              | GB        |    119855 | NS      | $3017965.71   | 2.98%             |  |  |  | No            |                  2 | On Loan: No      |
| Hannover Rueck SE                                      | Hannover Rueck SE                                      | CUSIP: N/A<br>LEI: 529900KIN5BE45V5KB18       | Long             | EC               | CORP              | DE        |      3534 | NS      | $1113610.68   | 1.10%             |  |  |  | No            |                  2 | On Loan: No      |
| Linde plc                                              | Linde plc                                              | CUSIP: N/A<br>LEI: 5299003QR1WT0EF88V51       | Long             | EC               | CORP              | IE        |      4889 | NS      | $2293821.02   | 2.26%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-07-30

**Name of Applicant:** IMPAX FUNDS SERIES TRUST I

**Signature:** Daniel Saltus

**Name of Signer:** Daniel Saltus

**Title:** Treasurer