MWVIX Fees and Costs — MFS West Virginia Municipal Bond Fund, Class I

Data updated: 2026-08-25

The net expense ratio is 0.62%: a 0.45% management fee plus 0.35% other expenses, less a 0.18% fee waiver. There are no sales loads or redemption fees. Portfolio turnover was 12%.

MWVIX Fees and Expenses

Annual operating expenses and sales charges of MWVIX. Prospectus, as of March 31, 2026.

Annual operating expenses
Management fee0.45%
12b-1 fee0.00%
Other expenses0.35%
Gross expense ratio0.80%
Fee waiver−0.18%
Net expense ratio0.62%
Sales charges
Max front load0.00%
Max deferred load0.00%
Redemption fee—
Expense limitation in place (N-CEN)Yes
Fees waived or reduced during the yearYes
Waived fees subject to recoupmentNo

MWVIX Costs Over Time

On $10,000 invested in MWVIX, assuming 5% a year before costs, total costs come to $391 over 5 years, cutting the return by 0.65% a year. Illustration, not a forecast: it assumes today's net expense ratio throughout (a fee waiver may end).

$10,000 investedSell after 1 yearSell after 3 yearsSell after 5 years
Value before costs$10,500$11,576$12,763
Fund expenses (net expense ratio 0.62%)$65$204$355
Lost growth on money paid in costs$0$10$36
Total costs$65$214$391
Value after costs$10,435$11,362$12,372
Impact on return, per year0.65%0.65%0.65%

MWVIX Trading Costs

Brokerage costs reported on SEC Form N-CEN for the fiscal year ending March 31, 2026.

  • Explicit cost rate (commissions ÷ average net assets): —
  • Total broker commissions: —
  • Bought from dealers (principal trades, not a cost): $25.0M
  • Portfolio turnover (prospectus): 12%
  • Securities lending: none during the year

MWVIX Dealer Counterparties

Securities bought directly from dealers (principal trades).

BrokerAmountShare
Piper Sandler & Co.$3.1M15.39%
ICE Securities Execution & Clearing, LLC$2.8M13.95%
Morgan Stanley & Co. LLC$2.8M13.70%
Carty & Company, Inc.$2.4M11.64%
RBC Capital Markets, LLC$2.1M10.15%
Wells Fargo Securities, LLC$1.9M9.48%
Duncan-Williams, Inc.$1.5M7.38%
Raymond James & Associates, Inc.$1.3M6.29%
Tradeweb Direct LLC$1.3M6.26%
Barclays Capital, Inc.$1.2M5.75%

MFS West Virginia Municipal Bond Fund Share Classes

Net expense ratio and maximum front-end load of each share class, cheapest first.

TickerClassNet expense ratioFront load
MPWVXClass R60.55%none
MWVIXClass I0.62%none
MFWVXClass A0.87%4.25%
MBWVXClass B1.62%none

For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.