OTCCX Fees and Costs — MFS Mid Cap Growth Fund, Class C

Data updated: 2026-07-23

The net expense ratio is 1.77%: a 0.64% management fee, a 1.00% 12b-1 fee plus 0.14% other expenses, less a 0.01% fee waiver. This share class carries a deferred sales charge of up to 1.00%. In fiscal 2025 the fund paid $2.7M in broker commissions, 0.0177% of average net assets, and portfolio turnover was 54%.

OTCCX Fees and Expenses

Annual operating expenses and sales charges of OTCCX. Prospectus, as of August 31, 2025.

Annual operating expenses
Management fee0.64%
12b-1 fee1.00%
Other expenses0.14%
Gross expense ratio1.78%
Fee waiver−0.01%
Net expense ratio1.77%
Sales charges
Max front load0.00%
Max deferred load1.00%
Redemption fee—
Expense limitation in place (N-CEN)Yes
Fees waived or reduced during the yearYes
Waived fees subject to recoupmentNo

OTCCX Costs Over Time

On $10,000 invested in OTCCX, assuming 5% a year before costs, total costs come to $1,101 over 5 years, cutting the return by 1.88% 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
Sales charges$103$0$0
Fund expenses (net expense ratio 1.77%)$186$575$989
Trading costs (broker commissions)$2$6$10
Lost growth on money paid in costs$0$29$102
Total costs$291$610$1,101
Value after costs$10,209$10,966$11,662
Impact on return, per year2.91%1.88%1.88%

OTCCX Trading Costs

Brokerage costs reported on SEC Form N-CEN for the fiscal year ending August 31, 2025.

  • Explicit cost rate (commissions ÷ average net assets): 0.0177%
  • Total broker commissions: $2.7M
  • Bought from dealers (principal trades, not a cost): $159.4M
  • Portfolio turnover (prospectus): 54%
  • Securities on loan, average value: $30.9M
  • Net income from securities lending: $277K (0.002% of average net assets)

OTCCX Agency Brokers

Commissions paid.

BrokerAmountShare
Jefferies LLC$316K14.93%
Goldman Sachs & Co. LLC$293K13.87%
UBS Securities LLC$293K13.85%
Morgan Stanley & Co. LLC$290K13.72%
J.P. Morgan Securities LLC$250K11.82%
JonesTrading Institutional Services LLC$159K7.50%
BMO Capital Markets Corp.$139K6.60%
BofA Securities, Inc.$135K6.39%
Cowen Execution Services LLC$122K5.78%
CastleOak Securities, L.P.$117K5.54%

OTCCX Dealer Counterparties

Securities bought directly from dealers (principal trades).

BrokerAmountShare
Goldman Sachs & Co. LLC$60.7M38.08%
State Street Global Markets, LLC$34.7M21.77%
BofA Securities, Inc.$25.6M16.08%
J.P. Morgan Securities LLC$19.6M12.32%
Jefferies LLC$8.0M5.00%
Morgan Stanley & Co. LLC$7.9M4.97%
Bank of New York Mellon Corp.$1.2M0.78%
Healthcare of Ontario Pension Plan Trust Fund$899K0.56%
Fidelity Brokerage Services LLC$701K0.44%

MFS Mid Cap Growth Fund Share Classes

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

TickerClassNet expense ratioFront load
OTCKXClass R60.65%none
OTCIXClass I0.77%none
OTCJXClass R40.77%none
OTCAXClass A1.02%5.75%
OTCHXClass R31.02%none
MCPRXClass R21.27%none
OTCBXClass B1.77%none
OTCCXClass C1.77%none
OTCGXClass R11.77%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.