# EDGAR Filing Document

**Accession Number:** 0000855396
**File Stem:** 0000930413-26-001932
**Filing Date:** 2026-6
**Character Count:** 5661
**Document Hash:** 743e171f62e0b798b55acda8c92119a6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000930413-26-001932.hdr.sgml**: 20260618

**ACCESSION NUMBER**: 0000930413-26-001932

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260618

**DATE AS OF CHANGE**: 20260618

**EFFECTIVENESS DATE**: 20260618

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** LORD ABBETT SERIES FUND INC
- **CENTRAL INDEX KEY:** 0000855396

**ORGANIZATION NAME:**
- **EIN:** 133536969
- **STATE OF INCORPORATION:** NY
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-31072
- **FILM NUMBER:** 261102349

**BUSINESS ADDRESS:**
- **STREET 1:** 30 HUDSON STREET
- **CITY:** JERSEY CITY
- **STATE:** NJ
- **ZIP:** 07302
- **BUSINESS PHONE:** 201-827-2000

**MAIL ADDRESS:**
- **STREET 1:** 30 HUDSON STREET
- **CITY:** JERSEY CITY
- **STATE:** NJ
- **ZIP:** 07302

## Series and Classes Contracts Data

### Short Duration Income Portfolio (Series ID: S000045029)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000139705 | Class VC     |  |
| C000272081 | Class I      |  |

**LORD ABBETT SERIES FUND, INC.**

**Short Duration Income Portfolio** 

**Supplement dated June 18, 2026 to the**

**Summary Prospectus, Prospectus and Statement of Additional Information, each dated** 

**May 1, 2026**

**The following table replaces the table in the subsection under "Management—Portfolio Managers" on page 10 of the summary prospectus and the statutory prospectus:** 

---

| | |
|:---|:---|
| **Portfolio Managers/Title** | &nbsp;&nbsp;**Member of the Portfolio<br> Management Team Since** |
| &nbsp;&nbsp;Andrew H. O'Brien, Partner and Portfolio Manager | &nbsp;&nbsp;2014 |
| &nbsp;&nbsp;Robert A. Lee, Partner and Co-Head of Taxable Fixed Income | &nbsp;&nbsp;2014 |
| &nbsp;&nbsp;Steven F. Rocco, Partner and Co-Head of Taxable Fixed Income | &nbsp;&nbsp;2014 |
| &nbsp;&nbsp;Adam C. Castle, Partner and Head of Securitized Credit | &nbsp;&nbsp;2021 |
| &nbsp;&nbsp;Yoana N. Koleva, Partner and Portfolio Manager | &nbsp;&nbsp;2022 |
| &nbsp;&nbsp;Gregory H. Benz, Managing Director, Portfolio Manager | &nbsp;&nbsp;2025 |
| &nbsp;&nbsp;Ty J. Kern, Managing Director, Portfolio Manager | &nbsp;&nbsp;2025 |

---

**The following paragraph replaces the fifth paragraph under "Management and Organization of the Fund" on page 33 of the statutory prospectus**:

Andrew H. O'Brien, Partner and Portfolio Manager, heads the Fund's team. Mr. O'Brien joined Lord Abbett in 1998. Additional members of the Fund's team are Robert A. Lee, Partner and Co-Head of Taxable Fixed Income, Steven F. Rocco, Partner and Co-Head of Taxable Fixed Income, Adam C. Castle, Partner and Head of Securitized Credit, Yoana N. Koleva, Partner and Portfolio Manager, Gregory H. Benz, Managing Director and Portfolio Manager, and Ty J. Kern, Managing Director and Portfolio Manager. Messrs. Lee, Rocco, Castle, Benz, Kern, and Ms. Koleva joined Lord Abbett in 1997, 2004, 2015, 2021, 2016, and 2011, respectively. Mr. Kern was formerly an Investment Grade Bond Trader and Vice President at Goldman Sachs Asset Management from 2014 to 2021. Messrs. O'Brien, Lee, Rocco, Castle, Benz, Kern, and Ms. Koleva are jointly and primarily responsible for the day-to-day management of the Fund.

**The following rows replace the applicable rows of the corresponding table under the heading "Short Duration Income Portfolio" in the subsection titled "Portfolio Manager Information—Other Accounts Managed" beginning on page 7-2 of the SAI:**

 

---

| | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|
|  | &nbsp;&nbsp; <br> **Number of Registered Investment Companies** | &nbsp;&nbsp; <br>**Total Assets ($MM)** | &nbsp;&nbsp;**Number of Other Pooled Investment Vehicles** | &nbsp;&nbsp; <br>**Total Assets ($MM)** | &nbsp;&nbsp; <br>**Number of Other Accounts** | &nbsp;&nbsp; <br>**Number of Other Accounts** | &nbsp;&nbsp; <br>**Total Assets ($MM)** |
| &nbsp;&nbsp;**Short Duration Income Fund** | &nbsp;&nbsp;**Short Duration Income Fund** |  |  |  |  |  |  |
| Andrew H. O'Brien | &nbsp;&nbsp;15 | &nbsp;&nbsp;101653.90 | &nbsp;&nbsp;8 | &nbsp;&nbsp;12213.67 | &nbsp;&nbsp;22 | &nbsp;&nbsp;4201.87 | &nbsp;&nbsp;4201.87 |
| Robert A. Lee<sup>1</sup> | &nbsp;&nbsp;18 | &nbsp;&nbsp;98603.55 | &nbsp;&nbsp;11 | &nbsp;&nbsp;12366.70 | &nbsp;&nbsp;1258<sup>1</sup> | &nbsp;&nbsp;6627.90<sup>1</sup> | &nbsp;&nbsp;6627.90<sup>1</sup> |
| Steven F. Rocco | &nbsp;&nbsp;20 | &nbsp;&nbsp;102335.63 | &nbsp;&nbsp;13 | &nbsp;&nbsp;12061.08 | &nbsp;&nbsp;10 | &nbsp;&nbsp;3820.04 | &nbsp;&nbsp;3820.04 |
| Adam C. Castle | &nbsp;&nbsp;13 | &nbsp;&nbsp;77898.97 | &nbsp;&nbsp;7 | &nbsp;&nbsp;11733.04 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 |
| Yoana N. Koleva | &nbsp;&nbsp;12 | &nbsp;&nbsp;80868.39 | &nbsp;&nbsp;1 | &nbsp;&nbsp;1941.76 | &nbsp;&nbsp;1 | &nbsp;&nbsp;84.19 | &nbsp;&nbsp;84.19 |
| Gregory H. Benz | &nbsp;&nbsp;5 | &nbsp;&nbsp;49444.27 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 |
| Ty J. Kern | &nbsp;&nbsp;4 | &nbsp;&nbsp;49258.73 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 |

---

<sup>1</sup> Included in the number of other accounts and total assets are two accounts with respect to which the management fee is based on the performance of the account; such accounts total approximately $1,447.1 million in assets

 

 

 

*Capitalized terms used in this Supplement shall, unless otherwise defined herein, have the same meaning as given in the Prospectuses and/or SAIs.*

 

***Please retain this document for your future reference.***