AMG GW&K Municipal Bond Fund Class I (GWMIX)

Fund Assets	915.55M
Expense Ratio	0.407%
Min. Investment	$100,000
Turnover	61.00%
Dividend (ttm)	0.35
Dividend Yield	3.20%
Dividend Growth	9.44%
Payout Frequency	Monthly
Ex-Dividend Date	Sep 28, 2026

Previous Close	10.94
YTD Return	-3.00%
1-Year Return	-1.60%
5-Year Return	4.74%
52-Week Low	10.72
52-Week High	11.85
Beta (5Y)	0.28
Holdings	268
Inception Date	Jun 30, 2009

About GWMIX

AMG GW&K Municipal Bond Fund Class I is an open-end mutual fund specializing in the investment of municipal bonds. Its primary objective is to generate income that is exempt from federal income taxes by investing at least 80% of its net assets in a diversified portfolio of municipal securities issued by U.S. state and local governments and their agencies. The fund maintains a portfolio duration generally close to that of the Bloomberg 10-Year Municipal Bond Index, targeting intermediate maturities to balance yield and interest rate risk. With a moderate expense ratio, it typically holds over 200 securities, reflecting significant diversification within the municipal market. The fund distributes income monthly, providing a regular cash flow to investors. Its role in the financial market is to offer a tax-advantaged income solution for individuals and institutions seeking exposure to the municipal bond sector and a measure of stability compared to equities or corporate bonds. AMG GW&K Municipal Bond Fund Class I is frequently used by investors to manage tax efficiency within portfolios and to diversify fixed income allocations.

• Fund Family: AMG Funds
• Category: Muni National Interm
• Performance Rating: Below Average
• Risk Rating: High
• Stock Exchange: Nasdaq
• Ticker Symbol: GWMIX
• Share Class: Class I
• Index: Bloomberg Municipal Bond 10 Y TR

Performance

GWMIX had a total return of -1.60% in the past year, including dividends. Since the fund's inception, the average annual return has been 3.19%.

Other Share Classes

These are alternative share classes of the same fund, from the same provider.

Symbol	Share Class	Expense Ratio
GWMTX	Class N	0.71%

Dividend History

Ex-Dividend	Amount	Pay Date
Sep 28, 2026	$0.0303	Sep 28, 2026
Aug 27, 2026	$0.0307	Aug 27, 2026
Jul 29, 2026	$0.0308	Jul 29, 2026
Jun 26, 2026	$0.0296	Jun 26, 2026
May 27, 2026	$0.030	May 27, 2026
Apr 28, 2026	$0.0297	Apr 28, 2026

Data Sources: Tiingo, Twelve Data, and more

Historical data is provided by Tiingo. Delayed stock pricing data is provided by Twelve Data. Several fund data points are also provided by Finnhub.

Last checked:

Oct 16, 2026

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