MFS Utilities Fund B (MMUBX)
24.95
-0.03
(-0.12%)
USD |
Oct 26 2026
Returns Chart
Key Stats
| Net Expense Ratio | Total Assets Under Management | Weighted Average Dividend Yield | Turnover Ratio (Generic) |
|---|---|---|---|
| 1.76% | 2.440B | 2.83% | 14.00% |
| 1 Year Fund Level Flows | 1 Year Total Returns (Daily) | Annualized Total Returns Since Inception (Daily) | Max Drawdown (Since Inception) |
| -236.99M | -3.03% |
Basic Info
| Investment Strategy | |
| The Fund seeks total return. The Fund normally invests at least 80% its net assets in securities of issuers in the utilities industry. The utilities industry is defined as issuers engaged in electric, gas or other types of energy, and issuers engaged in telecommunications, including wireless, telephone, and cable. |
| General | |
| Security Type | Mutual Fund |
| Equity Style | Multi Cap Value |
| Broad Asset Class | Sector Equity |
| Broad Category | Equity |
| Global Peer Group | Equity Sector Utilities |
| Peer Group | Utility Funds |
| Global Macro | Equity Industry Sector |
| US Macro | Sector Equity Funds |
| YCharts Categorization | -- |
| YCharts Benchmark | -- |
| Prospectus Objective | Utility Funds |
| Fund Owner Firm Name | MFS |
| Broad Asset Class Benchmark Index | |
| ^MSWNTR | 100.0% |
Net Fund Flows Versus Peer Group
1 Month
% Rank:
62
-100.98M
Peer Group Low
937.40M
Peer Group High
1 Year
% Rank:
78
-236.99M
-995.32M
Peer Group Low
2.297B
Peer Group High
3 Months
% Rank:
70
-173.68M
Peer Group Low
1.281B
Peer Group High
3 Years
% Rank:
79
-1.406B
Peer Group Low
4.346B
Peer Group High
6 Months
% Rank:
67
-206.08M
Peer Group Low
281.44M
Peer Group High
5 Years
% Rank:
78
-2.056B
Peer Group Low
7.089B
Peer Group High
YTD
% Rank:
69
-1.089B
Peer Group Low
1.324B
Peer Group High
10 Years
% Rank:
85
-4.508B
Peer Group Low
9.673B
Peer Group High
Date Unavailable
Risk
Performance Versus Peer Group
Annual Total Returns Versus Peers
As of October 28, 2026.
Asset Allocation
As of August 31, 2026.
| Type | % Net |
|---|---|
| Cash | 1.68% |
| Stock | 98.41% |
| Bond | 0.00% |
| Convertible | 0.00% |
| Preferred | 0.00% |
| Other | -0.09% |
Top 10 Holdings
| Name | % Weight | Price | % Change |
|---|---|---|---|
| NextEra Energy, Inc. | 12.60% | 82.42 | 0.46% |
| Constellation Energy Corp. | 6.94% | 258.98 | 2.57% |
| Xcel Energy, Inc. | 5.57% | 78.14 | 0.35% |
| American Electric Power Co., Inc. | 5.19% | 130.30 | 0.84% |
| PG&E Corp. | 4.98% | 12.96 | 0.86% |
| Sempra | 4.83% | 85.01 | 0.91% |
| Dominion Energy, Inc. | 4.27% | 65.36 | 0.40% |
| Vistra Corp. | 4.07% | 146.66 | 3.48% |
| Ameren Corp. | 3.89% | 108.74 | 0.61% |
| DTE Energy Co. | 3.81% | 132.67 | 0.71% |
Fees & Availability
| Fees | |
| Actual 12B-1 Fee | 1.00% |
| Actual Management Fee | 0.59% |
| Administration Fee | 820.00 None |
| Maximum Front Load | -- |
| Maximum Deferred Load | 4.00% |
| Maximum Redemption Fee | 0.00% |
| General Availability | |
| Available for Insurance Product | No |
| Available for RRSP | No |
| Purchase Details | |
| Open to New Investors | No |
| Minimum Initial Investment | 1000.00 None |
| Minimum Subsequent Investment | 0.00 None |
TTM Distributions
| Type | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Qualified Income
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
Normal
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
Qualified
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
LT Cap Gains
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
Ordinary Income
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
Non-Qual
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
ST Cap Gains
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
Interest
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
Tax-Exempt
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
ROC
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
Other
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
|
Total
|
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
As of September 30, 2026.
Basic Info
| Investment Strategy | |
| The Fund seeks total return. The Fund normally invests at least 80% its net assets in securities of issuers in the utilities industry. The utilities industry is defined as issuers engaged in electric, gas or other types of energy, and issuers engaged in telecommunications, including wireless, telephone, and cable. |
| General | |
| Security Type | Mutual Fund |
| Equity Style | Multi Cap Value |
| Broad Asset Class | Sector Equity |
| Broad Category | Equity |
| Global Peer Group | Equity Sector Utilities |
| Peer Group | Utility Funds |
| Global Macro | Equity Industry Sector |
| US Macro | Sector Equity Funds |
| YCharts Categorization | -- |
| YCharts Benchmark | -- |
| Prospectus Objective | Utility Funds |
| Fund Owner Firm Name | MFS |
| Broad Asset Class Benchmark Index | |
| ^MSWNTR | 100.0% |
Fundamentals
| General | |
| Distribution Yield | -- |
| Dividend Yield TTM (10-26-26) | 0.69% |
| 30-Day SEC Yield (8-31-26) | 1.00% |
| 7-Day SEC Yield | -- |
| Number of Holdings | 43 |
| Stock | |
| Weighted Average PE Ratio | 20.45 |
| Weighted Average Price to Sales Ratio | 3.297 |
| Weighted Average Price to Book Ratio | 2.724 |
| Weighted Median ROE | 12.22% |
| Weighted Median ROA | 3.19% |
| Return on Investment (TTM) | 3.65% |
| Earning Yield | 0.0543 |
| LT Debt / Shareholders Equity | 1.373 |
| Number of Equity Holdings | 35 |
As of August 31, 2026
Growth Metrics
| EPS Growth (1Y) | 9.78% |
| EPS Growth (3Y) | 14.15% |
| EPS Growth (5Y) | 10.18% |
| Sales Growth (1Y) | 10.11% |
| Sales Growth (3Y) | 2.32% |
| Sales Growth (5Y) | 7.26% |
| Sales per Share Growth (1Y) | 8.43% |
| Sales per Share Growth (3Y) | 1.26% |
| Operating Cash Flow - Growth Rate (3Y) | 23.61% |
As of August 31, 2026
Fund Details
| Key Dates | |
| Inception Date | 9/7/1993 |
| Last Annual Report Date | 10/31/2025 |
| Last Prospectus Date | 2/27/2026 |
| Share Classes | |
| MMUCX | C |
| MMUFX | A |
| MMUGX | Retirement |
| MMUHX | Retirement |
| MMUIX | Inst |
| MMUJX | Retirement |
| MMUKX | Retirement |
| MURRX | Retirement |
| Attributes | |
| Index Fund | -- |
| Inverse Fund | No |
| Leveraged Fund | -- |
| Fund of Funds | No |
| Currency Hedged Fund | -- |
| Socially Responsible Fund | No |
Top Portfolio Holders
| Name | % Weight |
|---|---|
| Portfolio A | 5.00% |
| Portfolio B | 3.50% |
| Portfolio C | 2.25% |
Excel Add-In Codes
| Name: =YCI("M:MMUBX", "name") |
| Broad Asset Class: =YCI("M:MMUBX", "broad_asset_class") |
| Broad Category: =YCI("M:MMUBX", "broad_category_group") |
| Prospectus Objective: =YCI("M:MMUBX", "prospectus_objective") |
| To find the codes for any of our securities and financial metrics, see our Complete Excel Reference. |