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DFSU vs SPY: Differences, Returns & Fees

DFSU and SPY hold 67% of their weight in the same names, and SPY returned +17.3% over the year. Net assets: $2.3bn on Jul 31, 2026 for Dimensional US Sustainability Core 1 ETF, and $817.2bn on Oct 8, 2026 for SPDR S&P 500 ETF Trust.

SPY costs 0.06 points a year less; their one-year returns differ by 3.3 points; SPY is far larger, $795.3bn against $2.3bn.

DFSU vs SPY: Differences, Returns & Fees
DFSUSPY
Expense ratio0.15%0.09%
Net assets, as of Jul 31, 2026$2.3bn$795.3bn
Total return, 1 year+14.0%+17.3%
What it tracksNo index, actively managedS&P 500 Index
Holdings in common67%
Top ten holdings, share of the fund32.0%39.1%

Holdings in common uses holdings dated Jul 31, 2026 and Oct 8, 2026.

+14.0%
DFSU total return, 1 year
+17.3%
SPY total return, 1 year
0.15%
DFSU expense ratio
0.09%
SPY expense ratio

What they hold in common

By the books each fund has filed, DFSU and SPY hold 67% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Jul 31, 2026 and Oct 8, 2026.

half

67% in common

Positions both hold, largest shared weight first
Holding DFSU SPY
NVIDIA CORPORATION 6.46% 8.34%
APPLE INC. 6.31% 7.42%
AMAZON.COM, INC. 3.32% 3.73%
MICROSOFT CORPORATION 3.14% 5.80%
ALPHABET INC. 2.40% 3.06%
META PLATFORMS, INC. 3.09% 2.38%
BROADCOM INC. 2.27% 2.56%
ALPHABET INC. 1.96% 2.45%
ELI LILLY AND COMPANY 1.41% 1.40%
JPMORGAN CHASE & CO. 1.62% 1.32%
JOHNSON & JOHNSON 0.98% 0.92%
VISA INC. 0.88% 0.96%
Only in DFSU
LPL FINANCIAL HOLDINGS INC. 0.17%
WARNER BROS. DISCOVERY, INC. 0.15%
RELIANCE, INC. 0.14%
SHARKNINJA, INC. 0.14%
TECHNIPFMC PLC 0.12%
CORTEVA, INC. 0.12%
WESCO INTERNATIONAL, INC. 0.12%
US FOODS HOLDING CORP. 0.11%
Only in SPY
MICRON TECHNOLOGY INC 1.75%
BERKSHIRE HATHAWAY INC CL B 1.42%
EXXONMOBIL HOLDINGS CORP 1.04%
COSTCO WHOLESALE CORP 0.63%
CHEVRON CORP 0.62%
PHILIP MORRIS INTERNATIONAL 0.47%
TEXAS INSTRUMENTS INC 0.39%
LINDE PLC 0.33%

Check overlap with more funds →

On the same fields

DFSU
Dimensional US Sustainability Core 1 ETF
SPY
SPDR S&P 500 ETF Trust
Where it sits Stock ETF Stock ETF
Issuer Dimensional State Street
What it is Actively managed Tracks the S&P 500
Total return, 1 year +14.0% +17.3%
Its benchmark over the same days +16.7% (IWV) +17.3% (VOO)
Gap to its benchmark −2.6 pts vs IWV −0.1 pts vs VOO
Expense ratio 0.15% 0.09%
Already in the S&P 500 81.1% 99.8%
Holdings 1940 504
Net assets, DFSU as of Jul 31, 2026 and SPY as of Oct 8, 2026 $2.3bn $817.2bn

DFSU and SPY on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.

About DFSU

DFSU is actively managed and tracks no index. The prospectus expense ratio is 0.15% a year. By its holdings filed for Jul 31, 2026, 81% of the fund by weight is stocks the S&P 500 also holds, across 1,940 positions, with the top ten at 32.0%.

Over the year to Oct 9, 2026 it returned +14.0% with distributions reinvested, against +16.7% for its benchmark, the Russell 3000 Index.

About SPY

SPY tracks the S&P 500. Over the year to Oct 9, 2026 it returned +17.3% with distributions reinvested, against +17.3% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.09% a year. By its holdings published by its issuer for Oct 8, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 504 positions, with the top ten at 39.1%.

Questions people ask

Which returned more over the last year, DFSU or SPY?
In the year to Oct 9, 2026, with distributions reinvested, DFSU returned +14.0% and SPY +17.3%.
Which is cheaper, DFSU or SPY?
SPY is cheaper, by 0.06 percentage points a year. That is about $6 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do DFSU and SPY overlap with the S&P 500?
By their latest filed holdings, 81% of DFSU and 100% of SPY by weight is stocks the S&P 500 already holds.
Other comparisons
DFSU vs IVVDFSU vs VTIDFSU vs VOODFSU vs SPYMSFLR vs SPYIWL vs SPYQDF vs SPYFLQL vs SPY
DFSU on its own →SPY on its own →Hold both: look the portfolio through →Rankings →Standards and sources →
Where these figures came from
DFSU filings on SEC EDGAR ↗DFSU prospectus with the expense ratio (SEC) ↗Dimensional website ↗SPY filings on SEC EDGAR ↗State Street website ↗

ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Cite this pageCitation, APA and Markdown

ETFIQ, DFSU against SPY, data as of Oct 9, 2026. https://etfiq.com/compare/any/dfsu-vs-spy

Open data

Free to use with attribution for figures ETFIQ computes; issuer data stays under its owner's terms.