# EDGAR Filing Document

**Accession Number:** 0000806636
**File Stem:** 0001580642-25-007942
**Filing Date:** 2025-12
**Character Count:** 3640
**Document Hash:** 304978ca2abffd2863228d03f5c5c865
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001580642-25-007942.hdr.sgml**: 20251222

**ACCESSION NUMBER**: 0001580642-25-007942

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251222

**DATE AS OF CHANGE**: 20251222

**EFFECTIVENESS DATE**: 20251222

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** LONGLEAF PARTNERS FUNDS TRUST
- **CENTRAL INDEX KEY:** 0000806636

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

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-10472
- **FILM NUMBER:** 251590422

**BUSINESS ADDRESS:**
- **STREET 1:** C/O SOUTHEASTERN ASSET MANAGEMENT
- **STREET 2:** 5100 POPLAR AVE, SUITE 2450
- **CITY:** MEMPHIS
- **STATE:** TN
- **ZIP:** 38137
- **BUSINESS PHONE:** 9017612474

**MAIL ADDRESS:**
- **STREET 1:** C/O SOUTHEASTERN ASSET MANAGEMENT
- **STREET 2:** 5100 POPLAR AVE, SUITE 2450
- **CITY:** MEMPHIS
- **STATE:** TN
- **ZIP:** 38137

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SOUTHEASTERN ASSET MANAGEMENT FUNDS TRUST
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SOUTHEASTERN ASSET MANAGEMENT VALUE TRUST
- **DATE OF NAME CHANGE:** 19881220

## Series and Classes Contracts Data

### Longleaf Partners Global Fund (Series ID: S000038187)

---

|  |  |  |
|:---|:---|:---|
| Class Name                    | Ticker Symbol | Class ID   |
| Longleaf Partners Global Fund | llglx         | C000117771 |

---

## Series and Classes Contracts Data

### Longleaf Partners Global Fund (Series ID: S000038187)

| Class ID   | Class Name                    | Ticker Symbol   |
|:---|:---|:---|
| C000117771 | Longleaf Partners Global Fund | llglx           |

**Longleaf Partners Global Fund**

(a series of Longleaf Partners Funds Trust)

**Supplement dated December 22, 2025**

**To the Prospectus and Statement of Additional Information dated May 1, 2025, as**

**Supplemented August 25, 2025**

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On December 18, 2025, shareholders of Longleaf Partners International Fund (the "International Fund") approved an Agreement and Plan of Reorganization (the "Merger") pursuant to which the International Fund would transfer its assets and liabilities to Longleaf Partners Global Fund (the "Global Fund") in exchange for shares of the Global Fund, to be effective after 3PM Eastern Time December 19, 2025 (the "Closing of the Merger"). The Closing of the Merger has been processed successfully, so all references to the International Fund in the Prospectus and Statement of Additional Information are hereby removed.

Further information about the Merger, including fees, expenses and a reduced expense cap for the Global Fund of 0.95% (through May 1, 2027) may be obtained by reviewing [Form N-14 of Longleaf Partners Funds Trust, filed with the SEC November 28, 2025](https://www.sec.gov/Archives/edgar/data/806636/000158064225007492/longleaf_n14a1.htm), and incorporated herein by reference.

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*This Supplement and the existing [Prospectus and Statement of Additional Information dated May 1, 2025](https://www.sec.gov/Archives/edgar/data/806636/000158064225002592/longleaf_485b.htm), provide relevant information for all shareholders and should be retained for future reference. Both the [Prospectus and the Statement of Additional Information dated May 1, 2025](https://www.sec.gov/Archives/edgar/data/806636/000158064225002592/longleaf_485b.htm) have been filed with the Securities and Exchange Commission, are incorporated by reference and can be obtained without charge by calling the Funds at 1-800-445-9469.*