# EDGAR Filing Document

**Accession Number:** 0000923184
**File Stem:** 0001193125-26-290711
**Filing Date:** 2026-6
**Character Count:** 13087
**Document Hash:** e91693e2fabb8ddae374615fbc778ff6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-290711.hdr.sgml**: 20260630

**ACCESSION NUMBER**: 0001193125-26-290711

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260630

**DATE AS OF CHANGE**: 20260630

**EFFECTIVENESS DATE**: 20260630

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MATTHEWS INTERNATIONAL FUNDS
- **CENTRAL INDEX KEY:** 0000923184

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-78960
- **FILM NUMBER:** 261141182

**BUSINESS ADDRESS:**
- **STREET 1:** FOUR EMBARCADERO CENTER
- **STREET 2:** SUITE 550
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94111
- **BUSINESS PHONE:** 8007898742

**MAIL ADDRESS:**
- **STREET 1:** FOUR EMBARCADERO CENTER
- **STREET 2:** SUITE 550
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94111

## Series and Classes Contracts Data

### MATTHEWS EMERGING MARKETS SUSTAINABLE FUTURE FUND (Series ID: S000049136)

---

|  |  |  |
|:---|:---|:---|
| Class Name                 | Ticker Symbol | Class ID   |
| Investor Class Shares      | MASGX         | C000154925 |
| Institutional Class Shares | MISFX         | C000154926 |

---

## Series and Classes Contracts Data

### MATTHEWS EMERGING MARKETS SUSTAINABLE FUTURE FUND (Series ID: S000049136)

| Class ID   | Class Name                 | Ticker Symbol   |
|:---|:---|:---|
| C000154925 | Investor Class Shares      | MASGX           |
| C000154926 | Institutional Class Shares | MISFX           |

**MATTHEWS INTERNATIONAL FUNDS** <br>**dba MATTHEWS ASIA FUNDS**

**Supplement dated June 30, 2026** <br>**to the Prospectus dated April 30, 2026, as supplemented (the "Prospectus")**

**Portfolio Manager Changes**

***For all existing and prospective shareholders of the Matthews Emerging Markets Sustainable Future Fund – Institutional Class (MISFX) and Investor Class (MASGX):***

Effective immediately, Mark Headley and Cecilia Lau will act as Portfolio Managers of the Matthews Emerging Markets Sustainable Future Fund (the "Fund"). Sean Taylor and Kathlyn Collins will continue to act as Portfolio Managers of the Fund.

Therefore, effective immediately, the disclosure under the heading "**Matthews Emerging Markets Sustainable Future Fund– Portfolio Managers**" in the Prospectus is deleted in its entirety and replaced with the following:

*Portfolio Manager(s)*

● Sean Taylor is Chief Investment Officer and has been a Portfolio Manager of the Matthews Emerging Markets Sustainable Future Fund since 2026.

● Mark Headley has been a Portfolio Manager of the Matthews Emerging Markets Sustainable Future Fund since 2026.

● Kathlyn Collins, CAIA, has been a Portfolio Manager of the Matthews Emerging Markets Sustainable Future Fund since 2026.

● Cecilia Lau has been a Portfolio Manager of the Matthews Emerging Markets Sustainable Future Fund since 2026.

● Vivek Tanneeru has been a Portfolio Manager of the Matthews Emerging Markets Sustainable Future Fund since its inception in 2015.

The Portfolio Managers are primarily responsible for the Fund's day-to-day investment management decisions. The Portfolio Managers are supported by and consult with other members of the investment team.

Effective immediately, the following disclosure relating to Cecilia Lau is added to the table under **"Management of the Funds – Portfolio Managers"** beginning on page 90 in the Prospectus:

---

| | |
|:---|:---|
| **Cecilia Lau** |  |
| Cecilia Lau is a Portfolio Manager at Matthews. Prior to joining the firm in 2024, she was an Equity Research <br> Analyst, Portfolio Management at DWS Group specializing in long-only, active global markets equities with a <br> focus on ASEAN and ESG coverage. She also developed quantitative and risk tools to deepen risk analytics and <br> enhance portfolio returns. Cecilia received her Bachelor of Science degree in Risk Management and Business <br> Intelligence from The Hong Kong University of Science and Technology. She is fluent in Cantonese and <br> Mandarin. Cecilia has been a Portfolio Manager of the Matthews Emerging Markets Sustainable Future Fund and <br> Matthews Emerging Markets Sustainable Future Active ETF since 2026.<br>| &nbsp;&nbsp;&nbsp;&nbsp; **Portfolio Manager**<br> Matthews Emerging Markets <br> Sustainable Future Fund<br> Matthews Emerging Markets <br> Sustainable Future Active ETF<br>|

---

Effective immediately, the disclosure relating to Mark Headley in the table under "**Management of the Funds – Portfolio Managers**" beginning on page 90 in the Prospectus is removed in its entirety and replaced as follows:

---

| | |
|:---|:---|
| **Mark Headley** |  |
| Mark W. Headley is Executive Chairman and Portfolio Manager at Matthews and rejoined the firm in April 2025. <br> He first joined Matthews in April 1995 as Managing Director and senior analyst on the investment team. In 1999, <br> Mark became President of Matthews and between 2002 and 2009, held both CEO and Co-CEO roles and between <br> 2007 and 2009, he was also CIO. Throughout his time at the firm, Mark was a Portfolio Manager, which included <br> the Matthews Pacific Tiger Fund, Matthews Korea Fund, Matthews China Fund, Matthews Japan Fund and the <br> Matthews Asia Innovators Fund. Prior to joining Matthews, Mark held several key positions from 1989-1992 <br> including with Newport Pacific Management and Newport Distributors, Inc. where he was an original member of <br> the team that launched the first SEC-registered open-end Asia (ex-Japan) fund, the Newport Tiger Fund. Mark has <br> appeared frequently in broadcast media, been widely quoted in major financial publications and participated in <br> panel discussions at conferences of major financial institutions. He holds a B.A. in Economics and Politics from <br> the University of California, Santa Cruz. Mark has been a Portfolio Manager of the Matthews Pacific Tiger Fund, <br> Matthews Pacific Tiger Active ETF, Matthews Emerging Markets Sustainable Future Fund, and Matthews <br> Emerging Markets Sustainable Future Active ETF since 2026, <br>| &nbsp;&nbsp;&nbsp;&nbsp; **Portfolio Manager**<br> Matthews Pacific Tiger Fund<br> Matthews Pacific Tiger Active <br> ETF<br> Matthews Emerging Markets <br> Sustainable Future Fund<br> Matthews Emerging Markets <br> Sustainable Future Active ETF<br>|

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In addition, effective August 31, 2026, Vivek Tanneeru will cease to be a Portfolio Manager of the Fund. Therefore, effective August 31, 2026, all references to Vivek Tanneeru in the Prospectus are removed in their entirety.

**Please retain this Supplement for future reference.**

ST114

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**MATTHEWS INTERNATIONAL FUNDS** <br>**dba MATTHEWS ASIA FUNDS**

**Supplement dated June 30, 2026** <br>**to the Statement of Additional Information (the "SAI")** <br>**dated April 30, 2026, as supplemented**

***For all prospective and existing shareholders of the Matthews Emerging Markets Sustainable Future Fund – Institutional Class (MISFX) and Investor Class (MASGX)*:** 

Effective immediately, Mark Headley and Cecilia Lau will act as Portfolio Managers of the Matthews Emerging Markets Sustainable Future Fund (the "Fund"). Sean Taylor and Kathlyn Collins will continue to act as Portfolio Managers of the Fund.

Therefore, effective immediately, the following disclosure relating to Cecilia Lau is added to the table under the heading "***Management of the Funds – Portfolio Managers***" beginning on page 43 of the SAI.

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Name of Portfolio Manager** | **Account Category** | **Number**<br> **of**<br> **Accounts**<br>| **Total Assets**<br> **in**<br> **Accounts**<br>| **Number of**<br> **Accounts**<br> **Where**<br> **Advisory**<br> **Fee**<br> **is Based on**<br> **Account**<br> **Performance**<br>| **Total Assets**<br> **in Accounts**<br> **Where**<br> **Advisory Fee**<br> **is Based on**<br> **Account**<br> **Performance**<br>|
| Cecilia Lau<sup>\*</sup>  |  |  |  |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp; Portfolio Manager of the Matthews Emerging Markets Sustainable <br> Future Fund and Matthews Emerging Markets Sustainable Future <br> Active ETF | Registered Investment Companies | 0 | 0 | 0 | 0 |
| &nbsp;&nbsp;&nbsp;&nbsp; Portfolio Manager of the Matthews Emerging Markets Sustainable <br> Future Fund and Matthews Emerging Markets Sustainable Future <br> Active ETF | Other Pooled Investment Vehicles | 1 | $61829833  | 0 | 0 |
| &nbsp;&nbsp;&nbsp;&nbsp; Portfolio Manager of the Matthews Emerging Markets Sustainable <br> Future Fund and Matthews Emerging Markets Sustainable Future <br> Active ETF | Other Accounts | 0 | 0 | 0 | 0 |

---

<sup>\*</sup> Information provided as of June 15, 2026.

Effective immediately, the disclosure relating to Mark Headley in the table under the heading "***Management of the Funds – Portfolio Managers***" beginning on page 43 of the SAI is removed in its entirety and replaced as follows:

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Name of Portfolio Manager** | **Account Category** | **Number**<br> **of**<br> **Accounts**<br>| **Total Assets**<br> **in**<br> **Accounts** <br>| **Number of**<br> **Accounts**<br> **Where**<br> **Advisory**<br> **Fee**<br> **is Based on**<br> **Account**<br> **Performance**<br>| **Total Assets**<br> **in Accounts**<br> **Where**<br> **Advisory Fee**<br> **is Based on**<br> **Account**<br> **Performance**<br>|
| Mark Headley<sup>\*</sup>  |  |  |  |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp; Portfolio Manager of the Matthews Pacific Tiger Fund, Matthews <br> Pacific Tiger Active ETF, Matthews Emerging Markets <br> Sustainable Future Fund, and Matthews Emerging Markets <br> Sustainable Future Active ETF  | Registered Investment Companies | 0 | 0 | 0 | 0 |
| &nbsp;&nbsp;&nbsp;&nbsp; Portfolio Manager of the Matthews Pacific Tiger Fund, Matthews <br> Pacific Tiger Active ETF, Matthews Emerging Markets <br> Sustainable Future Fund, and Matthews Emerging Markets <br> Sustainable Future Active ETF  | Other Pooled Investment Vehicles | 1 | $71704665  | 0 | 0 |
| &nbsp;&nbsp;&nbsp;&nbsp; Portfolio Manager of the Matthews Pacific Tiger Fund, Matthews <br> Pacific Tiger Active ETF, Matthews Emerging Markets <br> Sustainable Future Fund, and Matthews Emerging Markets <br> Sustainable Future Active ETF  | Other Accounts | 0 | 0 | 0 | 0 |

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<sup>\*</sup> Information provided as of June 15, 2026.

Effective immediately, the following disclosure relating to Cecilia Lau is added to the table under the heading "***Management of the Funds – Portfolio Managers***" beginning on page 45 of the SAI:

---

| | |
|:---|:---|
| **Name of Portfolio Manager** | **Dollar Range of Equity Securities in Each Fund** |
| Cecilia Lau <sup>\*\*</sup>  |  |

---

<sup>\*</sup> The Portfolio Manager does not have responsibility for the day-to-day management of this Fund's portfolio.

<sup>\*\*</sup> Information provided as of June 15, 2026.

Effective immediately, the disclosure relating to Mark Headley in the table under the heading "***Management of the Funds – Portfolio Managers***" beginning on page 45 of the SAI is hereby removed in its entirety and replaced as follows:

------

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| | | |
|:---|:---|:---|
| **Name of Portfolio Manager** | **Dollar Range of Equity Securities in Each Fund** | **Dollar Range of Equity Securities in Each Fund** |
| Mark Headley<sup>\*\*</sup>  | Matthews Emerging Markets Equity Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews Emerging Markets Small Companies Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews Emerging Markets Sustainable Future Fund | Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews Asia Dividend Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews Pacific Tiger Fund | Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews Asia Innovators Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews Asia Growth Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews China Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews China Small Companies Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews India Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews Japan Fund<sup>\*</sup> <br>| Over $100,000 |
| Mark Headley<sup>\*\*</sup>  | Matthews Korea Active ETF<sup>\*</sup> <br>| Over $100,000 |

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<sup>\*</sup> The Portfolio Manager does not have responsibility for the day-to-day management of this Fund's portfolio.

<sup>\*\*</sup> Information provided as of June 15, 2026.

In addition, effective August 31, 2026, Vivek Tanneeru will cease to be a Portfolio Manager of the Fund. Therefore, effective August 31, 2026, all references to Vivek Tanneeru in the SAI are removed in their entirety.

**Please retain this Supplement for future reference.**

ST116

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