# EDGAR Filing Document

**Accession Number:** 0000933691
**File Stem:** 0000933691-25-001168
**Filing Date:** 2025-8
**Character Count:** 21718
**Document Hash:** 79f564b3d866bc0cf80d59cbcd68eedd
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000933691-25-001168.hdr.sgml**: 20250827

**ACCESSION NUMBER**: 0000933691-25-001168

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250827

**DATE AS OF CHANGE**: 20250827

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** JNL SERIES TRUST
- **CENTRAL INDEX KEY:** 0000933691

**ORGANIZATION NAME:**
- **EIN:** 381659835
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-08894
- **FILM NUMBER:** 251266038

**BUSINESS ADDRESS:**
- **STREET 1:** 1 CORPORATE WAY
- **CITY:** LANSING
- **STATE:** MI
- **ZIP:** 48951
- **BUSINESS PHONE:** (517) 367-4336

**MAIL ADDRESS:**
- **STREET 1:** 1 CORPORATE WAY
- **CITY:** LANSING
- **STATE:** MI
- **ZIP:** 48951

## Series and Classes Contracts Data

### JNL/MELLON UTILITIES SECTOR FUND (Series ID: S000040007)

| Class ID   | Class Name                           | Ticker Symbol   |
|:---|:---|:---|
| C000124095 | JNL/MELLON UTILITIES SECTOR FUND (A) |  |
| C000124096 | JNL/MELLON UTILITIES SECTOR FUND (I) |  |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** JNL Series Trust

- **b. Investment Company Act file number:** 811-8894

- **c. CIK number of Registrant:** 0000933691

- **d. LEI of Registrant:** 549300T5WIPN6IWM0D45

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

  - **Street Address 1:** 1 Corporate Way

  - **City:** Lansing

  - **State:** MI

  - **Foreign country:** US

  - **Zip / Postal Code:** 48951

  - **Telephone number:** 517-367-4336

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

- **a. Name of Series:** JNL/Mellon Utilities Sector Fund

- **b. EDGAR series identifier (if any):** S000040007

- **c. LEI of Series:** 549300Q5KY3O844FHZ94

**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:** $670960967.61

**Total Liabilities:** $8075573.58

**Net Assets:** $662885394.03

**Cash Not Reported:** $592303.25

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000124095 | 1.50%                | 5.20%                | 0.74%                |
| Class ID C000124096 | 1.50%                | 5.25%                | 0.76%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $1007633.75              | $6472871.79                                |
| Month 2  | $177558.61               | $29426376.76                               |
| Month 3  | $32430327.33             | $-28904547.07                              |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| ALLETE, Inc.                                 | ALLETE, Inc.                                 | CUSIP: 018522300<br>LEI: 549300NNLSIMY6Z8OT86 | Long             | EC               | CORP              | US        |     28169 | NS      | $1804787.83   | 0.27%             |  |  |  | No            |                  1 | On Loan: No      |
| Alliant Energy Corporation                   | Alliant Energy Corporation                   | CUSIP: 018802108<br>LEI: 5493009ML300G373MZ12 | Long             | EC               | CORP              | US        |    124954 | NS      | $7555968.38   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Ameren Corporation                           | Ameren Corporation                           | CUSIP: 023608102<br>LEI: XRZQ5S7HYJFPHJ78L959 | Long             | EC               | CORP              | US        |    132072 | NS      | $12684194.88  | 1.91%             |  |  |  | No            |                  1 | On Loan: No      |
| American Electric Power Company, Inc.        | American Electric Power Company, Inc.        | CUSIP: 025537101<br>LEI: 1B4S6S7G0TW5EE83BO58 | Long             | EC               | CORP              | US        |    252317 | NS      | $26180411.92  | 3.95%             |  |  |  | No            |                  1 | On Loan: No      |
| American States Water Company                | American States Water Company                | CUSIP: 029899101<br>LEI: 529900L26LIS2V8PWM23 | Long             | EC               | CORP              | US        |     18798 | NS      | $1441054.68   | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| American Water Works Company, Inc.           | American Water Works Company, Inc.           | CUSIP: 030420103<br>LEI: 549300DXHIJQMD5WFW18 | Long             | EC               | CORP              | US        |     95376 | NS      | $13267755.36  | 2.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Atmos Energy Corporation                     | Atmos Energy Corporation                     | CUSIP: 049560105<br>LEI: QVLWEGTD2S8GJMO8D383 | Long             | EC               | CORP              | US        |     77597 | NS      | $11958473.67  | 1.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Black Hills Corporation                      | Black Hills Corporation                      | CUSIP: 092113109<br>LEI: 3MGELCRSTNSAMJ962671 | Long             | EC               | CORP              | US        |     35177 | NS      | $1973429.70   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| CMS Energy Corporation                       | CMS Energy Corporation                       | CUSIP: 125896100<br>LEI: 549300IA9XFBAGNIBW29 | Long             | EC               | CORP              | US        |    145993 | NS      | $10114395.04  | 1.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Consolidated Edison, Inc.                    | Consolidated Edison, Inc.                    | CUSIP: 209115104<br>LEI: 54930033SBW53OO8T749 | Long             | EC               | CORP              | US        |    172952 | NS      | $17355733.20  | 2.62%             |  |  |  | No            |                  1 | On Loan: No      |
| DTE Energy Company                           | DTE Energy Company                           | CUSIP: 233331107<br>LEI: 549300IX8SD6XXD71I78 | Long             | EC               | CORP              | US        |    100935 | NS      | $13369850.10  | 2.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Edison International                         | Edison International                         | CUSIP: 281020107<br>LEI: 549300I7ROF15MAEVP56 | Long             | EC               | CORP              | US        |    187891 | NS      | $9695175.60   | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| FirstEnergy Corp.                            | FirstEnergy Corp.                            | CUSIP: 337932107<br>LEI: 549300SVYJS666PQJH88 | Long             | EC               | CORP              | US        |    252693 | NS      | $10173420.18  | 1.53%             |  |  |  | No            |                  1 | On Loan: No      |
| IDACORP, Inc.                                | IDACORP, Inc.                                | CUSIP: 451107106<br>LEI: N134NUJDWN8UEFA8B673 | Long             | EC               | CORP              | US        |     25125 | NS      | $2900681.25   | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| NRG Energy, Inc.                             | NRG Energy, Inc.                             | CUSIP: 629377508<br>LEI: 5E2UPK5SW04M13XY7I38 | Long             | EC               | CORP              | US        |     98369 | NS      | $15796094.02  | 2.38%             |  |  |  | No            |                  1 | On Loan: No      |
| New Jersey Resources Corporation             | New Jersey Resources Corporation             | CUSIP: 646025106<br>LEI: 549300QKBSQBIX4DQ583 | Long             | EC               | CORP              | US        |     47478 | NS      | $2127963.96   | 0.32%             |  |  |  | No            |                  1 | On Loan: No      |
| NorthWestern Corporation                     | NorthWestern Corporation                     | CUSIP: 668074305<br>LEI: 3BPWMBHR1R9SHUN7J795 | Long             | EC               | CORP              | US        |     28109 | NS      | $1441991.70   | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| OGE Energy Corp.                             | OGE Energy Corp.                             | CUSIP: 670837103<br>LEI: CE5OG6JPOZMDSA0LAQ19 | Long             | EC               | CORP              | US        |     98297 | NS      | $4362420.86   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| One Gas, Inc.                                | One Gas, Inc.                                | CUSIP: 68235P108<br>LEI: 549300HXDWI0LATTX840 | Long             | EC               | CORP              | US        |     27948 | NS      | $2008343.28   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Ormat Technologies, Inc.                     | Ormat Technologies, Inc.                     | CUSIP: 686688102<br>LEI: 5493000TSHHWY24VHM09 | Long             | EC               | CORP              | US        |     27994 | NS      | $2344777.44   | 0.35%             |  |  |  | No            |                  1 | On Loan: No      |
| PG&E Corporation                             | PG&E Corporation                             | CUSIP: 69331C108<br>LEI: 8YQ2GSDWYZXO2EDN3511 | Long             | EC               | CORP              | US        |   1072369 | NS      | $14948823.86  | 2.26%             |  |  |  | No            |                  1 | On Loan: No      |
| TXNM Energy, Inc.                            | TXNM Energy, Inc.                            | CUSIP: 69349H107<br>LEI: 5493003JOBJGLZSDDQ28 | Long             | EC               | CORP              | US        |     44773 | NS      | $2521615.36   | 0.38%             |  |  |  | No            |                  1 | On Loan: No      |
| PPL Corporation                              | PPL Corporation                              | CUSIP: 69351T106<br>LEI: 9N3UAJSNOUXFKQLF3V18 | Long             | EC               | CORP              | US        |    345552 | NS      | $11710757.28  | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Pinnacle West Capital Corporation            | Pinnacle West Capital Corporation            | CUSIP: 723484101<br>LEI: TWSEY0NEDUDCKS27AH81 | Long             | EC               | CORP              | US        |     58281 | NS      | $5214401.07   | 0.79%             |  |  |  | No            |                  1 | On Loan: No      |
| Spire Inc.                                   | Spire Inc.                                   | CUSIP: 84857L101<br>LEI: 549300NXSY15DRY2R511 | Long             | EC               | CORP              | US        |     28286 | NS      | $2064595.14   | 0.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Talen Energy Corporation                     | Talen Energy Corporation                     | CUSIP: 87422Q109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     20493 | NS      | $5958749.61   | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Vistra Corp.                                 | Vistra Corp.                                 | CUSIP: 92840M102<br>LEI: 549300KP43CPCUJOOG15 | Long             | EC               | CORP              | US        |    165397 | NS      | $32055592.57  | 4.84%             |  |  |  | No            |                  1 | On Loan: No      |
| WEC Energy Group Inc.                        | WEC Energy Group Inc.                        | CUSIP: 92939U106<br>LEI: 549300IGLYTZUK3PVP70 | Long             | EC               | CORP              | US        |    150834 | NS      | $15716902.80  | 2.37%             |  |  |  | No            |                  1 | On Loan: No      |
| XCEL Energy Inc.                             | XCEL Energy Inc.                             | CUSIP: 98389B100<br>LEI: LGJNMI9GH8XIDG5RCM61 | Long             | EC               | CORP              | US        |    281291 | NS      | $19155917.10  | 2.89%             |  |  |  | No            |                  1 | On Loan: No      |
| AES Corporation, The                         | AES Corporation, The                         | CUSIP: 00130H105<br>LEI: 2NUNNB7D43COUIRE5295 | Long             | EC               | CORP              | US        |    346711 | NS      | $3647399.72   | 0.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Avista Corporation                           | Avista Corporation                           | CUSIP: 05379B107<br>LEI: Q0IK63NITJD6RJ47SW96 | Long             | EC               | CORP              | US        |     39130 | NS      | $1484983.50   | 0.22%             |  |  |  | No            |                  1 | On Loan: No      |
| CenterPoint Energy, Inc.                     | CenterPoint Energy, Inc.                     | CUSIP: 15189T107<br>LEI: 21TPXMRRHFKOBHDC8J74 | Long             | EC               | CORP              | US        |    319418 | NS      | $11735417.32  | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Clearway Energy, Inc.                        | Clearway Energy, Inc.                        | CUSIP: 18539C105<br>LEI: 549300LHAZ9HA9G3XC48 | Long             | EC               | CORP              | US        |     16453 | NS      | $497867.78    | 0.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Clearway Energy, Inc.                        | Clearway Energy, Inc.                        | CUSIP: 18539C204<br>LEI: 549300LHAZ9HA9G3XC48 | Long             | EC               | CORP              | US        |     40730 | NS      | $1303360.00   | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Constellation Energy Group, Inc.             | Constellation Energy Group, Inc.             | CUSIP: 21037T109<br>LEI: 549300F8Y20RYGNGV346 | Long             | EC               | CORP              | US        |    152902 | NS      | $49350649.52  | 7.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Dominion Energy, Inc.                        | Dominion Energy, Inc.                        | CUSIP: 25746U109<br>LEI: ILUL7B6Z54MRYCF6H308 | Long             | EC               | CORP              | US        |    417456 | NS      | $23594613.12  | 3.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Duke Energy Corporation                      | Duke Energy Corporation                      | CUSIP: 26441C204<br>LEI: I1BZKREC126H0VB1BL91 | Long             | EC               | CORP              | US        |    377532 | NS      | $44548776.00  | 6.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Entergy Corporation                          | Entergy Corporation                          | CUSIP: 29364G103<br>LEI: 4XM3TW50JULSLG8BNC79 | Long             | EC               | CORP              | US        |    218004 | NS      | $18120492.48  | 2.73%             |  |  |  | No            |                  1 | On Loan: No      |
| Essential Utilities, Inc.                    | Essential Utilities, Inc.                    | CUSIP: 29670G102<br>LEI: 549300ILTEOF3E3QY357 | Long             | EC               | CORP              | US        |    122307 | NS      | $4542481.98   | 0.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Evergy, Inc.                                 | Evergy, Inc.                                 | CUSIP: 30034W106<br>LEI: 549300PGTHDQY6PSUI61 | Long             | EC               | CORP              | US        |    112492 | NS      | $7754073.56   | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| Eversource Energy                            | Eversource Energy                            | CUSIP: 30040W108<br>LEI: SJ7XXD41SQU3ZNWUJ746 | Long             | EC               | CORP              | US        |    171943 | NS      | $10939013.66  | 1.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Exelon Corporation                           | Exelon Corporation                           | CUSIP: 30161N101<br>LEI: 3SOUA6IRML7435B56G12 | Long             | EC               | CORP              | US        |    494519 | NS      | $21472014.98  | 3.24%             |  |  |  | No            |                  1 | On Loan: No      |
| JNL Government Money Market Fund             | JNL Government Money Market Fund             | CUSIP: 46628D437<br>LEI: N/A                  | Long             | STIV             | RF                | US        |   6209473 | NS      | $6209472.94   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| MGE Energy, Inc.                             | MGE Energy, Inc.                             | CUSIP: 55277P104<br>LEI: 549300BYWGHSXX2TEO67 | Long             | EC               | CORP              | US        |     18001 | NS      | $1592008.44   | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| NextEra Energy, Inc.                         | NextEra Energy, Inc.                         | CUSIP: 65339F101<br>LEI: TWQ1WATU9P8ZBX9T3I54 | Long             | EC               | CORP              | US        |   1004020 | NS      | $69699068.40  | 10.51%            |  |  |  | No            |                  1 | On Loan: No      |
| NiSource Inc.                                | NiSource Inc.                                | CUSIP: 65473P105<br>LEI: 549300D8GOWWH0SJB189 | Long             | EC               | CORP              | US        |    228448 | NS      | $9215592.32   | 1.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Portland General Electric Company            | Portland General Electric Company            | CUSIP: 736508847<br>LEI: GJOUP9M7C39GLSK9R870 | Long             | EC               | CORP              | US        |     53470 | NS      | $2172486.10   | 0.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Public Service Enterprise Group Incorporated | Public Service Enterprise Group Incorporated | CUSIP: 744573106<br>LEI: PUSS41EMO3E6XXNV3U28 | Long             | EC               | CORP              | US        |    243854 | NS      | $20527629.72  | 3.10%             |  |  |  | No            |                  1 | On Loan: No      |
| Sempra                                       | Sempra                                       | CUSIP: 816851109<br>LEI: PBBKGKLRK5S5C0Y4T545 | Long             | EC               | CORP              | US        |    319338 | NS      | $24196240.26  | 3.65%             |  |  |  | No            |                  1 | On Loan: No      |
| The Southern Company                         | The Southern Company                         | CUSIP: 842587107<br>LEI: 549300FC3G3YU2FBZD92 | Long             | EC               | CORP              | US        |    534238 | NS      | $49059075.54  | 7.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Southwest Gas Holdings, Inc.                 | Southwest Gas Holdings, Inc.                 | CUSIP: 844895102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     29008 | NS      | $2157905.12   | 0.33%             |  |  |  | No            |                  1 | On Loan: No      |
| UGI Corporation                              | UGI Corporation                              | CUSIP: 902681105<br>LEI: DX6GCWD4Q1JO9CRE5I40 | Long             | EC               | CORP              | US        |    105002 | NS      | $3824172.84   | 0.58%             |  |  |  | No            |                  1 | On Loan: —       |
| CHICAGO MERCANTILE EXCHANGE                  | FUTURE - CASH SETTLED                        | CUSIP: N/A<br>LEI: SNZ2OJLFK8MNNCLQOF39       | N/A              | DE               | CORP              | US        |        50 | NC      | $38551.10     | 0.01%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-08-27

**Name of Applicant:** JNL Series Trust

**Signature:** Andrew Tedeschi

**Name of Signer:** Andrew Tedeschi

**Title:** Principal Financial Officer