- Chart
- Upturn Summary
- Highlights
- About
MFS Active Intermediate Muni Bond ETF (MFSM)

- BUY Advisory
- SELL Advisory (Profit)
- SELL Advisory (Loss)
- Profit
- Loss
- Pass (Skip investing)
Stock price based on last close (see disclosures)
- ALL
- 1Y
- 1M
- 1W
Upturn Advisory Summary
12/24/2025: MFSM (1-star) has a low Upturn Star Rating. Not recommended to BUY.
Analysis of Past Performance
Type ETF | Historic Profit 4.25% | Avg. Invested days 77 | Today’s Advisory Consider higher Upturn Star rating |
Upturn Star Rating ![]() | Upturn Advisory Performance | ETF Returns Performance |
Key Highlights
Volume (30-day avg) - | Beta - | 52 Weeks Range 23.46 - 24.72 | Updated Date - |
52 Weeks Range 23.46 - 24.72 | Updated Date - |
Upturn AI SWOT
MFS Active Intermediate Muni Bond ETF
ETF Overview
Overview
The MFS Active Intermediate Muni Bond ETF (MFLG) is an actively managed exchange-traded fund focused on investing in a diversified portfolio of investment-grade municipal bonds with intermediate-term maturities. Its primary objective is to generate current income that is exempt from federal income tax.
Reputation and Reliability
MFS Investment Management is a well-established global asset manager with a long history of providing investment solutions across various asset classes. They are known for their disciplined investment approach and strong research capabilities.
Management Expertise
The ETF is managed by a team of experienced fixed-income portfolio managers at MFS, leveraging their deep expertise in credit research, duration management, and tax-exempt fixed income markets.
Investment Objective
Goal
To provide investors with tax-advantaged income by investing primarily in intermediate-term municipal bonds.
Investment Approach and Strategy
Strategy: This is an actively managed ETF, meaning it does not track a specific index. The portfolio managers actively select municipal bonds based on their research and market outlook.
Composition The ETF primarily holds municipal bonds, which are debt securities issued by state and local governments and their agencies. These bonds are typically investment-grade and have intermediate maturities.
Market Position
Market Share: Data on specific market share for MFLG within the intermediate municipal bond ETF sector is not readily available as a single, consolidated percentage. Its market position is determined by its AUM relative to other ETFs in the same category.
Total Net Assets (AUM): 1289000000
Competitors
Key Competitors
- iShares National Muni Bond ETF (MUB)
- Vanguard Tax-Exempt Bond ETF (VTEB)
- Invesco National AMT-Free Municipal Bond ETF (PZA)
Competitive Landscape
The intermediate municipal bond ETF market is highly competitive, with several large and established players. MFLG competes by offering active management, which can potentially lead to alpha generation, but also carries higher fees than passive index-tracking ETFs. Its advantage lies in the potential for skilled management to navigate market complexities and identify mispriced securities. A disadvantage is the higher expense ratio compared to passive ETFs and the inherent risk of active management underperforming.
Financial Performance
Historical Performance: [object Object],[object Object],[object Object],[object Object]
Benchmark Comparison: MFLG aims for competitive tax-exempt income and capital preservation. Its performance is typically compared against benchmarks like the Bloomberg Municipal Bond Index. As an actively managed fund, its goal is to outperform a relevant passive benchmark.
Expense Ratio: 0.45
Liquidity
Average Trading Volume
The ETF exhibits moderate average trading volume, indicating generally good liquidity for most investors.
Bid-Ask Spread
The bid-ask spread for MFLG is typically tight, reflecting efficient pricing and relatively low trading costs for investors.
Market Dynamics
Market Environment Factors
Factors affecting MFLG include interest rate movements (as rising rates can negatively impact bond prices), the fiscal health of state and local governments, and changes in tax legislation. Demand for tax-exempt income often increases during periods of higher tax rates.
Growth Trajectory
The growth of MFLG is influenced by investor demand for tax-advantaged income solutions and its ability to deliver competitive returns relative to its peers. Changes in strategy would likely be driven by shifts in the macroeconomic outlook and municipal bond market conditions.
Moat and Competitive Advantages
Competitive Edge
MFLG's competitive edge stems from MFS's extensive experience and proprietary research in fixed-income markets. The active management approach allows portfolio managers to selectively invest in bonds they believe offer superior risk-adjusted returns and tax efficiency. This differentiates it from passive ETFs that simply track an index, potentially offering downside protection and opportunistic gains in varying market conditions.
Risk Analysis
Volatility
Historical volatility for MFLG is generally lower than equity ETFs but can fluctuate with interest rate changes and credit market sentiment. It aims for relative stability.
Market Risk
The primary market risks for MFLG include interest rate risk (sensitivity to changes in interest rates), credit risk (the possibility of a bond issuer defaulting), and inflation risk (the erosion of purchasing power of fixed income payments).
Investor Profile
Ideal Investor Profile
The ideal investor for MFLG is an individual or entity in a higher tax bracket seeking to generate tax-exempt income. They should have a medium-term investment horizon and a moderate risk tolerance.
Market Risk
MFLG is best suited for long-term investors who prioritize tax-advantaged income and are comfortable with the nuances of active bond management. It is less suited for very short-term traders or those seeking high growth.
Summary
The MFS Active Intermediate Muni Bond ETF (MFLG) is an actively managed fund offering tax-advantaged income through investment-grade municipal bonds. Managed by experienced professionals at MFS, it aims to outperform passive benchmarks. While facing competition from larger index-tracking ETFs, its active strategy provides potential for alpha generation. It is best suited for higher-income, long-term investors seeking tax efficiency and moderate risk.
Similar ETFs
Sources and Disclaimers
Data Sources:
- MFS Investment Management Official Website
- Financial Data Aggregators (e.g., Morningstar, ETF.com)
Disclaimers:
This information is for informational purposes only and should not be construed as investment advice. ETF performance can vary, and past performance is not indicative of future results. Investors should consult with a qualified financial advisor before making any investment decisions.
AI Summarization is directionally correct and might not be accurate.
Summarized information shown could be a few years old and not current.
Fundamental Rating based on AI could be based on old data.
AI-generated summaries may have inaccuracies (hallucinations). Please verify the information before taking action.
About MFS Active Intermediate Muni Bond ETF
Exchange NYSE | Headquaters - | ||
IPO Launch date - | CEO - | ||
Sector - | Industry - | Full time employees - | Website |
Full time employees - | Website | ||
The fund normally invests at least 80% of the fund"s net assets in municipal instruments, the interest on which is exempt from federal income tax. Interest from the fund"s investments may be subject to the federal alternative minimum tax. It normally invests the fund"s assets primarily in municipal instruments.

Note: This website is maintained by Upturn Corporation, which is an investment adviser registered with the U.S. Securities and Exchange Commission. Such registration does not imply a certain level of skill or training. Investing in securities has risks. Past performance is no guarantee of future returns. No assurance is provided as to any particular investment return, and you may lose money using our services. You are strongly advised to consult appropriate counsel before making any investments in companies you learn about through our services. You should obtain appropriate legal, tax, investment, accounting, and other advice that takes into account your investment portfolio and overall financial situation. You are solely responsible for conducting due diligence on a potential investment. We do not affect trades for you. You will select your own broker through which to transact. Investments are not FDIC insured, they are not guaranteed, and they may lose value. Please see the Privacy Policy, Terms of Use, and Disclosure for more information.
Home 

