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MFSM
Municipal Bonds
Active
NYSE listed

MFS Active Intermediate Muni Bond ETF

This ETF provides exposure to US Investment Grade Municipal Bonds

MFSM performance and flow charts

Last update 10/23/2026 at 1:30 PM
Live
Closed
Last price
$24.20
+$0.01 (+0.04%) 10/23/2026

Performance

-2.0-1.00.01.02.0%Sep 23Sep 30Oct 7Oct 14Oct 21

Flows

-15 M-10 M-5 M0 M5 M10 M15 M20 M
1 day price range
$24.17
$24.24
52 week price range
$23.33
$25.47
1W perf
+1.19%
YTD perf
-0.57%
YTD flows
+$73M
AuM
$122M
E/R
0.34%
TTM yield
3.66%
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Historic performance and flows

Data as of October 23, 2026
1M3MYTD1Y3Y5Y
Perf.+1.69%-1.09%-0.57%-0.09%
Flows+$18M+$24M+$73M+$75M--
Data as of October 23, 2026
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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Characteristics

This fund is actively managed; it does not track an index. This share class generates a stream of income by distributing dividends.

Management strategyActive
StrategyLong Only
ProviderMFS
N° of holdings418
Dividend policyDistributing
Trailing 12m distribution yield
Join for free
Inception dateDecember 4, 2024
ESGNo
TrackinsightTrackinsight

More data and info about MFSM on Trackinsight

Exposure

Data as of August 31, 2026

Diversification

9.44%

Total weight of top 15 holdings out of 418

Top 15 Holdings

US60416UV512
0.91%
Oklahoma Public Property Authority, 5% 1jun2034, USD (2026)
0.8%
Missouri Health and Educational Facilities Authority, 5% 1apr2036, USD (2026A)
0.8%
California Community Choice Financing Authority, 5% 1dec2055, USD (2025C)
0.7%
US763056DQ86
0.68%
US702538FE43
0.68%
US95235TAW36
0.66%
US10623ADK60
0.54%
Paulding Hospital Authority, 5% 1apr2036, USD
0.53%
US49121DAB82
0.53%
St. Tammany Parish Hospital Service District №1, 5% 1jul2056, USD (2026A)
0.52%
St. Cloud, 5% 1may2036, USD (2026)
0.52%
Austin, 5% 15nov2034, USD (2026B)
0.52%
US75989FAM59
0.52%
US897579CQ99
0.52%

Sectors

Municipal
25.81%
Other
74.19%

Countries

USA
25.81%
Other
74.19%

Maturity

5-10Y
13.15%
Other
86.85%

Credit rating

Other
100%
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Trading data

Last sale
10/23/2026 at 1:30 PM
$24.20
Previous close
$24.19
Consolidated volume
10/22/2026
Join for free
Average volume
30 days
Join for free
Average discount or premium
30 days
Join for free
Average Bid/Ask spread
30 days
Join for free

Volatility and drawdown

3M1Y3Y5Y
Volatility+5.38%+3.32%
Max drawdown
-5.93%-6.71%
Max drawdown duration
71d109dN/AN/A
Time to recover
N/AN/AN/AN/A
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Frequently asked questions about MFSM

What type of ETF is MFSM?

MFSM is a Active ETF that provides exposure to Fixed Income assets. It is managed by MFS.

What does MFSM invest in?

This ETF provides exposure to US Investment Grade Municipal Bonds. It is part of the segment: Municipal Bonds.

What is the expense ratio of MFSM?

The total expense ratio (TER) of MFSM is 0.34%, representing the annual fee charged by the fund manager.

When was MFSM launched?

MFSM was launched on December 4, 2024, marking its entry into the ETF market.

Who is the issuer of MFSM?

MFSM is issued by MFS.

What is the AUM of MFSM?

As of October 23, 2026, MFSM manages $122.17 M, reflecting the total assets held in the fund.

How has MFSM performed recently?

As of October 23, 2026, MFSM delivered a return of 1.69% over the past month (1M performance), -1.09% over the past three months (3M), and -0.57% year-to-date (YTD).

What are the recent fund flows for MFSM?

As of October 23, 2026, MFSM has seen net flows of +$18M in the past month (1M flow) and +$73M year-to-date (YTD).

Does MFSM pay dividends?

As of October 23, 2026, MFSM has a trailing 12-month distribution yield of 3.66%.

How many holdings are in MFSM

As of August 31, 2026, MFSM holds 418 securities in its portfolio. This level of diversification can influence the fund’s risk profile and exposure to individual assets.

How diversified is MFSM?

As of August 31, 2026, MFSM holds 418 securities, with 9.44% of its assets concentrated in its top 15 holdings.

What are the top holdings of MFSM?

As of August 31, 2026, MFSM holds a portfolio of 418 underlyings, with its largest positions including US60416UV512, Oklahoma Public Property Authority, 5% 1jun2034, USD (2026) and Missouri Health and Educational Facilities Authority, 5% 1apr2036, USD (2026A). These top holdings play a significant role in shaping the fund’s performance and exposure.

What countries or regions does MFSM invest in?

As of August 31, 2026, MFSM has its largest geographic exposures in USA.

What sectors or themes does MFSM focus on?

As of August 31, 2026, MFSM is primarily exposed to Municipal.

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