Expense Ratio History

FXAIX vs SPY: fees

Fidelity 500 Index Fund and State Street SPDR S&P 500 ETF Trust both track the S&P 500. FXAIX is cheaper, at 0.015% against 0.0945% for SPY.

FXAIX

Fidelity 500 Index Fund

0.015%

Yearly cost per $10,000
$1.50
Fund company
Fidelity
Type
Index mutual fund
Read on
19 October 2026
Last change
0.03% to 0.01%, 29 Apr 2016

SPY

State Street SPDR S&P 500 ETF Trust

0.0945%

Yearly cost per $10,000
$9.45
Fund company
State Street
Type
ETF
Read on
19 October 2026

What the difference costs

On $10,000 held for 10 years at a steady 5% return, SPY's fee costs about $121 and FXAIX's about $19, a difference of $102. The gap is 7.95 basis points a year, or $7.95 a year on every $10,000.

Fees are one fact among many. The two funds may differ in structure, minimums, tax treatment and tracking, and this site doesn't compare any of that. Each fund's page has its fee history and sources.

Fee history

FXAIX
FXAIX expense ratio: 0.03% until 29 Apr 2016, then 0.01%; read at 0.015% on 19 Oct 2026.0.00%0.01%0.02%0.03%0.04%Apr 2011Dec 2013Aug 2016Apr 2019Dec 2021Aug 20240.03% before0.01% from 29 Apr 2016
FXAIX expense ratio: 0.03% until 29 Apr 2016, then 0.01%; read at 0.015% on 19 Oct 2026.0.00%0.01%0.02%0.03%0.04%Apr 2011Jul 2016Oct 20210.03% before0.01% from 29 Apr 2016
SPY
SPY expense ratio: read at 0.0945% on 19 Oct 2026.0.00%0.05%0.10%0.15%0.20%Aug 2026Sep 2026Oct 20260.0945% on 19 Oct 2026
SPY expense ratio: read at 0.0945% on 19 Oct 2026.0.00%0.05%0.10%0.15%0.20%Aug 2026Sep 2026Oct 20260.0945% on 19 Oct 2026

All S&P 500 index funds we track

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