SPFIX Fees and Costs — S&P 500 Index Fund, Investor Shares

Data updated: 2026-07-30

The net expense ratio is 0.42%. There are no sales loads or redemption fees. In fiscal 2025 the fund paid $11K in broker commissions, 0.0040% of average net assets, and portfolio turnover was 10%.

SPFIX Fees and Expenses

Annual operating expenses and sales charges of SPFIX. Prospectus, as of December 31, 2025.

Annual operating expenses
Management fee0.25%
12b-1 fee0.00%
Other expenses—
Gross expense ratio0.42%
Fee waiver—
Net expense ratio0.42%
Sales charges
Max front load—
Max deferred load—
Redemption fee—
Expense limitation in place (N-CEN)No
Fees waived or reduced during the yearNo
Waived fees subject to recoupmentNo

SPFIX Costs Over Time

On $10,000 invested in SPFIX, assuming 5% a year before costs, total costs come to $268 over 5 years, cutting the return by 0.45% 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 0.42%)$44$138$242
Trading costs (broker commissions)$0$1$2
Lost growth on money paid in costs$0$7$24
Total costs$45$147$268
Value after costs$10,455$11,430$12,495
Impact on return, per year0.45%0.45%0.45%

SPFIX 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): 0.0040%
  • Total broker commissions: $11K
  • Bought from dealers (principal trades, not a cost): $161.2M
  • Portfolio turnover (prospectus): 10%
  • Securities on loan, average value: $568K
  • Net income from securities lending: $4K (0.001% of average net assets)

SPFIX Agency Brokers

Commissions paid.

BrokerAmountShare
WELLS FARGO SECURITIES, LLC$8K73.44%
WOLVERINE EXECUTION SERVICES$3K26.56%

SPFIX Dealer Counterparties

Securities bought directly from dealers (principal trades).

BrokerAmountShare
WELLS FARGO SECURITIES, LLC$90.4M56.05%
GOLDMAN SACHS & CO. LLC$38.1M23.62%
MORGAN STANLEY SMITH BARNEY$16.7M10.38%
WOLVERINE EXECUTION SERVICES$16.0M9.94%

S&P 500 Index Fund Share Classes

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

TickerClassNet expense ratioFront load
SPFIXInvestor Shares0.42%—
SPXKXK Shares0.92%—

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 Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date.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.