# EDGAR Filing Document

**Accession Number:** 0001474103
**File Stem:** 0001655589-26-000521
**Filing Date:** 2026-4
**Character Count:** 4874
**Document Hash:** caf4cde4dd548f9e667551b056fa6e96
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001655589-26-000521.hdr.sgml**: 20260417

**ACCESSION NUMBER**: 0001655589-26-000521

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260417

**DATE AS OF CHANGE**: 20260417

**EFFECTIVENESS DATE**: 20260417

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Legg Mason Global Asset Management Trust
- **CENTRAL INDEX KEY:** 0001474103

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

**FILING VALUES:**
- **FORM TYPE:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-162441
- **FILM NUMBER:** 26869826

**BUSINESS ADDRESS:**
- **STREET 1:** 100 INTERNATIONAL DRIVE
- **CITY:** BALTIMORE
- **STATE:** MD
- **ZIP:** 21202
- **BUSINESS PHONE:** 410-539-0000

**MAIL ADDRESS:**
- **STREET 1:** 100 INTERNATIONAL DRIVE
- **CITY:** BALTIMORE
- **STATE:** MD
- **ZIP:** 21202

## Series and Classes Contracts Data

### BrandywineGLOBAL - Global Opportunities Bond Fund (Series ID: S000036894)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000112917 | Class A      | GOBAX           |
| C000112918 | Class C1     | GOBCX           |
| C000112919 | Class FI     | GOBFX           |
| C000112920 | Class R      | LBORX           |
| C000112921 | Class I      | GOBIX           |
| C000112922 | Class IS     | GOBSX           |
| C000116979 | Class C      | LGOCX           |

90503-P2 04/26

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| | |
|:---|:---|
| ![](img_ea4d26ceb4f54f1.jpg) | ![](img_bf9213b028814f1.jpg) |

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**LEGG MASON GLOBAL ASSET MANAGEMENT TRUST** <br>**SUPPLEMENT DATED APRIL 17, 2026,**<br>**TO THE SUMMARY PROSPECTUS, PROSPECTUS AND** <br>**STATEMENT OF ADDITIONAL INFORMATION ("SAI")** <br>**DATED MAY 1, 2025, OF**<br>**BRANDYWINEGLOBAL – GLOBAL OPPORTUNITIES BOND FUND (THE "FUND")** 

**All changes described below are effective September 30, 2026.<br>I. The following replaces the reference to John P. McIntyre in the section titled "Management – Portfolio managers" in the Fund's Summary Prospectus and Prospectus, respectively:** 

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| | | |
|:---|:---|:---|
| **Portfolio manager** | **Title** | **Portfolio manager**<br>**of the fund since** |
| Michael Arno, CFA | Portfolio Manager | September 2026 |

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**II. The following replaces the reference to John P. McIntyre in the section titled "More on fund management – Portfolio managers" in the Fund's Prospectus:** 

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| | | |
|:---|:---|:---|
| **Portfolio manager** | **Title and recent biography** | **Portfolio manager**<br>**of the fund since** |
| Michael Arno, CFA | Mr. Arno is a Portfolio Manager and Senior Research Analyst on the Global Fixed Income team. He is responsible for providing research analysis and portfolio management on the firm's global credit, multi-sector, and emerging market fixed income related strategies. Previously, he had been a research analyst on the team since 2011 with a focus on global credit and emerging markets. Mike joined Brandywine Global as a product specialist within client service in 2006. Prior to joining Brandywine Global in 2006, Mike was an associate of Vanguard Group (2004-2006). Mike earned a B.S. in Finance from Temple University. | September 2026 |

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**III. The following replaces the reference to John P. McIntyre in the table in the section titled "Portfolio Managers – Other** 

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#### Accounts Managed by the Portfolio Managers" in the Fund's SAI:

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| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Portfolio Managers**<br>| **Type <br>of <br>Account**<br>| **Number of**<br>**Accounts**<br>**Managed** <br>| **Total** <br>**Assets<br>Managed<br>(Billions)** <br>**($)** <br>| **Number of<br>Accounts<br>Managed for<br>which** <br>**Advisory**<br>**Fee is**<br>**Performance-**<br>**Based** <br>| **Assets<br>Managed for<br>which** <br>**Advisory<br>Fee is<br>Performance-<br>Based<br>(Billions)**<br> **($)**<br>|
| Michael Arno\* | &nbsp;&nbsp;&nbsp;Registered <br>Investment<br>Companies | 2 | 0.52 |  |  |
|  | Other Pooled<br> Investment Vehicles | 18 | 5.32 | 1 | 0.19 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;Other Accounts | 6 | 2.26 | 1 | 0.92 |

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\* The information is as of March 31, 2026.

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**IV. The following replaces the reference to John P. McIntyre in the table in the section titled "Portfolio Managers – Portfolio Managers Securities Ownership" in the Fund's SAI:** 

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| | |
|:---|:---|
| **Portfolio Managers**<br>| **Dollar Range of Ownership of Securities ($)**<br>|
| Michael Arno\* | &nbsp;&nbsp;&nbsp;None |

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\* The information is as of March 31, 2026.

#### Please retain this supplement for future reference.

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