MFS Massachusetts Municipal Bond Fund I (MTALX)
8.89
+0.03
(+0.34%)
USD |
May 27 2026
Returns Chart
Key Stats
| Net Expense Ratio | Total Assets Under Management | Weighted Average Dividend Yield | Turnover Ratio (Generic) |
|---|---|---|---|
| 0.57% | 412.61M | -- | 10.00% |
| 1 Year Fund Level Flows | 1 Year Total Returns (Daily) | Annualized Total Returns Since Inception (Daily) | Max Drawdown (Since Inception) |
| 10.91M | 6.68% |
Basic Info
| Investment Strategy | |
| The Fund seeks to provide investors with a high level of current income exempt from federal and Massachusetts state income taxes primarily through investment in medium and lower grade municipal securities. |
| General | |
| Security Type | Mutual Fund |
| Equity Style | -- |
| Broad Asset Class | Municipal Bond |
| Broad Category | Fixed Income |
| Global Peer Group | Bond USD Municipal |
| Peer Group | Massachusetts Municipal Debt Funds |
| Global Macro | Bond HC |
| US Macro | Single State Municipal Debt Funds |
| YCharts Categorization | -- |
| YCharts Benchmark | -- |
| Prospectus Objective | Massachusetts Municipal Debt Funds |
| Fund Owner Firm Name | MFS |
| Broad Asset Class Benchmark Index | |
| ^BBMBTR | 100.0% |
Net Fund Flows Versus Peer Group
1 Month
% Rank:
78
-5.602M
Peer Group Low
78.75M
Peer Group High
1 Year
% Rank:
30
10.91M
-157.83M
Peer Group Low
550.40M
Peer Group High
3 Months
% Rank:
40
-171.94M
Peer Group Low
182.44M
Peer Group High
3 Years
% Rank:
40
-425.05M
Peer Group Low
961.73M
Peer Group High
6 Months
% Rank:
40
-135.57M
Peer Group Low
303.59M
Peer Group High
5 Years
% Rank:
26
-690.77M
Peer Group Low
977.20M
Peer Group High
YTD
% Rank:
30
-139.36M
Peer Group Low
182.44M
Peer Group High
10 Years
% Rank:
13
-834.16M
Peer Group Low
1.909B
Peer Group High
Date Unavailable
Risk
Performance Versus Peer Group
Annual Total Returns Versus Peers
As of May 28, 2026.
Asset Allocation
As of March 31, 2026.
| Type | % Net |
|---|---|
| Cash | 1.24% |
| Stock | 0.00% |
| Bond | 98.76% |
| Convertible | 0.00% |
| Preferred | 0.00% |
| Other | 0.00% |
Top 10 Holdings
| Name | % Weight | Price | % Change |
|---|---|---|---|
| MASSACHUSETTS ST DEV FIN AGY REV MA 5.000 07/01/2042 | 1.38% | 112.68 | 0.15% |
| MASSACHUSETTS ST TRANSN FD REV MA 5.000 06/01/2048 | 1.31% | 106.56 | 0.14% |
| MASSACHUSETTS ST DEV FIN AGY REV MA 5.250 07/01/2050 | 1.26% | 102.37 | 0.14% |
| MASSACHUSETTS ST CLEAN WTR TR MA 5.000 02/01/2048 | 1.05% | 105.69 | 0.15% |
| MASSACHUSETTS BAY TRANSN AUTH MASS SALES TAX REV MA 5.250 07/01/2055 | 1.05% | 105.46 | 0.22% |
| MASSACHUSETTS ST MA 5.000 08/01/2049 | 1.03% | 104.53 | 0.15% |
| MASSACHUSETTS ST SCH BLDG AUTH DEDICATED SALES TAX REV MA 5.000 02/15/2050 | 1.03% | 104.46 | 0.14% |
| MASSACHUSETTS ST TRANSN FD REV MA 5.000 06/01/2053 | 1.02% | 103.45 | 0.20% |
| MASSACHUSETTS ST SCH BLDG AUTH DEDICATED SALES TAX REV MA 5.000 02/15/2044 | 1.02% | 103.83 | 0.05% |
| TRI-CNTY REGL VOCATIONAL TECHNICAL SCH DIST MASS MA 4.000 06/01/2044 | 0.98% | 98.46 | 0.26% |
Fees & Availability
| Fees | |
| Actual 12B-1 Fee | -- |
| Actual Management Fee | 0.39% |
| Administration Fee | 30.79K% |
| Maximum Front Load | -- |
| Maximum Deferred Load | -- |
| Maximum Redemption Fee | -- |
| General Availability | |
| Available for Insurance Product | No |
| Available for RRSP | No |
| Purchase Details | |
| Open to New Investors |
|
| Minimum Initial Investment | 0.00 None |
| Minimum Subsequent Investment | 0.00 None |
Basic Info
| Investment Strategy | |
| The Fund seeks to provide investors with a high level of current income exempt from federal and Massachusetts state income taxes primarily through investment in medium and lower grade municipal securities. |
| General | |
| Security Type | Mutual Fund |
| Equity Style | -- |
| Broad Asset Class | Municipal Bond |
| Broad Category | Fixed Income |
| Global Peer Group | Bond USD Municipal |
| Peer Group | Massachusetts Municipal Debt Funds |
| Global Macro | Bond HC |
| US Macro | Single State Municipal Debt Funds |
| YCharts Categorization | -- |
| YCharts Benchmark | -- |
| Prospectus Objective | Massachusetts Municipal Debt Funds |
| Fund Owner Firm Name | MFS |
| Broad Asset Class Benchmark Index | |
| ^BBMBTR | 100.0% |
Fundamentals
| General | |
| Distribution Yield | -- |
| Dividend Yield TTM (5-26-26) | 3.47% |
| 30-Day SEC Yield (4-30-26) | 3.64% |
| 7-Day SEC Yield | -- |
| Number of Holdings | 270 |
| Bond | |
| Yield to Maturity (3-31-26) | 4.34% |
| Effective Duration | 7.91 |
| Average Coupon | 4.75% |
| Calculated Average Quality | 2.561 |
| Effective Maturity | 14.12 |
| Nominal Maturity | 19.31 |
| Number of Bond Holdings | 263 |
As of March 31, 2026
Fund Details
Top Portfolio Holders
| Name | % Weight |
|---|---|
| Portfolio A | 5.00% |
| Portfolio B | 3.50% |
| Portfolio C | 2.25% |
Excel Add-In Codes
| Name: =YCI("M:MTALX", "name") |
| Broad Asset Class: =YCI("M:MTALX", "broad_asset_class") |
| Broad Category: =YCI("M:MTALX", "broad_category_group") |
| Prospectus Objective: =YCI("M:MTALX", "prospectus_objective") |
| To find the codes for any of our securities and financial metrics, see our Complete Excel Reference. |