# EDGAR Filing Document

**Accession Number:** 0001139819
**File Stem:** 0000930413-26-001924
**Filing Date:** 2026-6
**Character Count:** 7945
**Document Hash:** 4b78a26f348196725fd9424185c3aa40
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000930413-26-001924.hdr.sgml**: 20260618

**ACCESSION NUMBER**: 0000930413-26-001924

**CONFORMED SUBMISSION TYPE**: 497

**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 TRUST I
- **CENTRAL INDEX KEY:** 0001139819

**ORGANIZATION NAME:**
- **EIN:** 223805271
- **FISCAL YEAR END:** 0731

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-60304
- **FILM NUMBER:** 261102288

**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

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LORD ABBETT EQUITY TRUST
- **DATE OF NAME CHANGE:** 20110729

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LORD ABBETT BLEND TRUST
- **DATE OF NAME CHANGE:** 20010502

## Series and Classes Contracts Data

### Lord Abbett Diversification Shares: Core Completion Fund (Series ID: S000084612)

---

|  |  |  |
|:---|:---|:---|
| Class Name                 | Ticker Symbol | Class ID   |
| LADS: Core Completion Fund | LCCDX         | C000249038 |

---

## Series and Classes Contracts Data

### Lord Abbett Diversification Shares: Core Completion Fund (Series ID: S000084612)

| Class ID   | Class Name                 | Ticker Symbol   |
|:---|:---|:---|
| C000249038 | LADS: Core Completion Fund | LCCDX           |

**LORD ABBETT TRUST I**

**Lord Abbett Diversification Shares: Core Completion Fund**

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

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

**December 1, 2025, as revised January 30, 2026**

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

---

| | |
|:---|:---|
| &nbsp;&nbsp;**Portfolio Managers/Title** | &nbsp;&nbsp;**Member of the Portfolio<br> Management Team Since** |
| &nbsp;&nbsp;Robert A. Lee, Partner and Co-Head of Taxable Fixed Income | &nbsp;&nbsp;2024 |
| &nbsp;&nbsp;Andrew H. O'Brien, Partner and Portfolio Manager | &nbsp;&nbsp;2024 |
| &nbsp;&nbsp;Leah G. Traub, Partner and Portfolio Manager | &nbsp;&nbsp;2024 |
| &nbsp;&nbsp;Adam C. Castle, Partner and Head of Securitized Credit | &nbsp;&nbsp;2024 |
| &nbsp;&nbsp;Karen J. Gunnerson, Senior Managing Director and Portfolio Manager | &nbsp;&nbsp;2024 |
| &nbsp;&nbsp;Yoana N. Koleva, Partner and Portfolio Manager | &nbsp;&nbsp;2025 |

---

**The following paragraph replaces the fifth paragraph under "Management and Organization of the Funds" beginning on page 46 of the statutory prospectus**:

**LADS: Core Completion Fund.** Robert A. Lee, Partner and Co-Head of Taxable Fixed Income, heads the Fund's team. Mr. Lee joined Lord Abbett in 1997. Additional members of the Fund's team are Andrew H. O'Brien, Partner and Portfolio Manager, Leah G. Traub, Partner and Portfolio Manager, Adam C. Castle, Partner and Head of Securitized Credit, Karen J. Gunnerson, Senior Managing Director and Portfolio Manager, and Yoana N. Koleva, Partner and Portfolio Manager. Messrs. O'Brien, Castle, and Mses. Traub, Gunnerson, and Koleva joined Lord Abbett in 1998, 2015, 2007, 2017, and 2011, respectively. Messrs. Lee, O'Brien, Castle, and Mses. Traub, Gunnerson, and 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 "LADS: Core Completion Fund" in the subsection titled "Portfolio Manager Information—Other Accounts Managed" on page 7-1 of the statement of additional information ("SAI"):**

---

| | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|
|  | &nbsp;&nbsp;**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)** |
| **LADS: Core Completion Fund** |  |  |  |  |  |  |  |
| Robert A. Lee | &nbsp;&nbsp;18 | &nbsp;&nbsp;99694.57 | &nbsp;&nbsp;11 | &nbsp;&nbsp;11608.18 | &nbsp;&nbsp;1168 | &nbsp;&nbsp;6134.26 | &nbsp;&nbsp;6134.26 |
| Andrew H. O'Brien | &nbsp;&nbsp;15 | &nbsp;&nbsp;99018.84 | &nbsp;&nbsp;8 | &nbsp;&nbsp;11497.95 | &nbsp;&nbsp;22 | &nbsp;&nbsp;3393.31 | &nbsp;&nbsp;3393.31 |
| Leah G. Traub | &nbsp;&nbsp;6 | &nbsp;&nbsp;13640.35 | &nbsp;&nbsp;2 | &nbsp;&nbsp;1480.08 | &nbsp;&nbsp;585 | &nbsp;&nbsp;238.61 | &nbsp;&nbsp;238.61 |
| Adam C. Castle | &nbsp;&nbsp;13 | &nbsp;&nbsp;75428.39 | &nbsp;&nbsp;7 | &nbsp;&nbsp;10989.33 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 |
| Karen J. Gunnerson | &nbsp;&nbsp;5 | &nbsp;&nbsp;12874.58 | &nbsp;&nbsp;3 | &nbsp;&nbsp;2420.82 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 | &nbsp;&nbsp;0 |
| Yoana N. Koleva | &nbsp;&nbsp;12 | &nbsp;&nbsp;78246.38 | &nbsp;&nbsp;1 | &nbsp;&nbsp;2078.17 | &nbsp;&nbsp;1 | &nbsp;&nbsp;83.13 | &nbsp;&nbsp;83.13 |

---

**The following rows replace the applicable rows of the corresponding table under the heading "LADS: Core Completion Fund" in the subsection titled "Portfolio Manager Information—Holdings of Portfolio Managers" on page 7-2 of the SAI:**

---

| | |
|:---|:---|
| &nbsp;&nbsp;**Ownership of Securities** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Aggregate Dollar Range of Securities** |
| &nbsp;&nbsp;**LADS: Core Completion Fund<sup>1</sup>** |  |
| &nbsp;&nbsp;Robert A. Lee | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;N/A |
| &nbsp;&nbsp;Andrew H. O'Brien | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;N/A |
| &nbsp;&nbsp;Leah G. Traub | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;N/A |
| &nbsp;&nbsp;Adam C. Castle | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;N/A |
| &nbsp;&nbsp;Karen J. Gunnerson | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;N/A |
| &nbsp;&nbsp;Yoana N. Koleva | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;N/A |

---

<sup>1</sup> The aggregate dollar range of securities beneficially owned by each Fund's portfolio managers will be reported in a future filing.

*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.***