# EDGAR Filing Document

**Accession Number:** 0001089951
**File Stem:** 0001193125-23-078636
**Filing Date:** 2023-3
**Character Count:** 2500
**Document Hash:** 56fc92e1e055e4c72796e1bd9f1f1ba2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-078636.hdr.sgml**: 20230324

**ACCESSION NUMBER**: 0001193125-23-078636

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230324

**DATE AS OF CHANGE**: 20230324

**EFFECTIVENESS DATE**: 20230324

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AMG FUNDS
- **CENTRAL INDEX KEY:** 0001089951
- **IRS NUMBER:** 061555943
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-84639
- **FILM NUMBER:** 23757780

**BUSINESS ADDRESS:**
- **STREET 1:** 680 WASHINGTON BOULEVARD, SUITE 500
- **CITY:** STAMFORD
- **STATE:** CT
- **ZIP:** 06901
- **BUSINESS PHONE:** 2032993500

**MAIL ADDRESS:**
- **STREET 1:** 680 WASHINGTON BOULEVARD, SUITE 500
- **CITY:** STAMFORD
- **STATE:** CT
- **ZIP:** 06901

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MANAGERS AMG FUNDS
- **DATE OF NAME CHANGE:** 19990706

## Series and Classes Contracts Data

### AMG GW&K SMALL/MID CAP FUND (Series ID: S000049941)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| CLASS I    | GWGIX         | C000157694 |
| CLASS N    | GWGVX         | C000157696 |
| Class Z    | GWGZX         | C000180072 |

---

## Series and Classes Contracts Data

### AMG GW&K SMALL/MID CAP FUND (Series ID: S000049941)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000157694 | CLASS I      | GWGIX           |
| C000157696 | CLASS N      | GWGVX           |
| C000180072 | Class Z      | GWGZX           |

Filed pursuant to Rule 497(e)

File Nos. 333-84639 and 811-09521

**AMG FUNDS** 

**AMG GW&K Small/Mid Cap Fund** 

Supplement dated March 24, 2023 to the Prospectus and Statement of Additional Information, each dated May 1, 2022, as supplemented March 9, 2023

The following information supplements and supersedes any information to the contrary relating to AMG GW&K Small/Mid Cap Fund (the "Fund"), a series of AMG Funds (the "Trust"), contained in the Fund's Prospectus (the "Prospectus") and Statement of Additional Information (the "SAI"), dated and supplemented as noted above.

Effective immediately, the Fund's name is changed from AMG GW&K Small/Mid Cap Fund to AMG GW&K Small/Mid Cap Core Fund. All references to AMG GW&K Small/Mid Cap Fund in the Prospectus and SAI are deleted and replaced with "AMG GW&K Small/Mid Cap Core Fund."

PLEASE KEEP THIS SUPPLEMENT FOR FUTURE REFERENCE