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DFAI vs IDMO: Differences, Returns & Fees

DFAI and IDMO hold 22% of their weight in the same names, and IDMO returned +16.9% over the year. Net assets: $17.5bn on Jul 31, 2026 for Dimensional International Core Equity Market ETF, and $4.3bn on Oct 9, 2026 for Invesco S&P International Developed Momentum ETF.

DFAI costs 0.07 points a year less; their one-year returns differ by 0.6 points.

DFAIIDMO
Expense ratio0.18%0.25%
Net assets, DFAI as of Jul 31, 2026 and IDMO as of Oct 9, 2026$17.5bn$4.3bn
Total return, 1 year+16.3%+16.9%
What it tracksNo index, actively managednot read by ETFIQ
Holdings in common22%
Holdings datedJul 31, 2026Oct 10, 2026
Top ten holdings, share of the fund9.2%36.3%
Below its high4.7%, high on Aug 25, 20264.8%, high on Aug 17, 2026

Holdings in common uses holdings dated Jul 31, 2026 and Oct 9, 2026.

+16.3%
DFAI total return, 1 year
+16.9%
IDMO total return, 1 year
0.18%
DFAI expense ratio
0.25%
IDMO expense ratio

What they hold in common

By the books each fund has filed, DFAI and IDMO hold 22% 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 9, 2026.

half

22% in common

Positions both hold, largest shared weight first
Holding DFAI IDMO
HSBC HOLDINGS PLC 1.16% 4.15%
Mitsubishi UFJ Financial Group, Inc. 0.76% 2.79%
ROYAL BANK OF CANADA 0.68% 5.09%
TOTALENERGIES SE 0.62% 1.97%
BHP GROUP LIMITED 0.59% 2.13%
ADVANTEST CORPORATION 0.54% 2.37%
THE TORONTO-DOMINION BANK 0.49% 3.46%
Banco Santander, S.A. 0.43% 1.97%
ASML Holding N.V. 0.42% 9.38%
Sumitomo Mitsui Financial Group, Inc. 0.39% 1.76%
Iberdrola, S.A. 0.37% 1.60%
DBS GROUP HOLDINGS LTD 0.37% 2.00%
Only in DFAI
ASML Holding N.V. 1.63%
Roche Holding AG 1.05%
SHELL PLC 1.01%
Nestle S.A. 0.84%
ASTRAZENECA PLC 0.81%
Novartis AG 0.67%
TOYOTA MOTOR CORPORATION 0.63%
Allianz SE 0.59%
Only in IDMO
Investor AB 0.88%
ORIX Corp 0.57%
Power Corp of Canada 0.55%
Kyocera Corp 0.41%
Japan Post Bank Co Ltd 0.40%
BPER Banca SPA 0.25%
Vodafone Group PLC 0.24%
Sumitomo Metal Mining Co Ltd 0.18%

Check overlap with more funds →

On the same fields

DFAI
Dimensional International Core Equity Market ETF
IDMO
Invesco S&P International Developed Momentum ETF
Where it sits Stock ETF Stock ETF
Issuer Dimensional Invesco
What it is Actively managed Tracks an index
Total return, 1 year +16.3% +16.9%
S&P 500 over the same days +17.3% +17.3%
Gap to the S&P 500 −1.0 pts −0.3 pts
Expense ratio 0.18% 0.25%
Already in the S&P 500 0.0% 0.0%
Holdings 3769 167
Net assets, DFAI as of Jul 31, 2026 and IDMO as of Oct 9, 2026 $17.5bn $4.3bn

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

DFAI in plain words

DFAI is actively managed and tracks no index. Over the year to Oct 9, 2026 it returned +16.3% with distributions reinvested, against +17.3% for the S&P 500. The prospectus expense ratio is 0.18% a year. By its holdings filed for Jul 31, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 3,769 positions, with the top ten at 9.2%. It sat 4.7% below its high of Aug 25, 2026 on Oct 9, 2026.

IDMO in plain words

IDMO tracks an index. Over the year to Oct 9, 2026 it returned +16.9% with distributions reinvested, against +17.3% for the S&P 500. The prospectus expense ratio is 0.25% a year. By its holdings published by its issuer for Oct 10, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 167 positions, with the top ten at 36.3%. It sat 4.8% below its high of Aug 17, 2026 on Oct 9, 2026.

Questions people ask

Which returned more over the last year, DFAI or IDMO?
In the year to Oct 9, 2026, with distributions reinvested, DFAI returned +16.3% and IDMO +16.9%.
Which is cheaper, DFAI or IDMO?
DFAI is cheaper, by 0.07 percentage points a year. That is about $7 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do DFAI and IDMO overlap with the S&P 500?
By their latest filed holdings, 0% of DFAI and 0% of IDMO by weight is stocks the S&P 500 already holds.
Other comparisons
DFAI vs IMTMDFAI vs INTFDFAI vs HEFADFAI vs IMFLDFIC vs IDMOIDMO vs IQLTDFAX vs IDMOIDEV vs IDMO
DFAI on its own →IDMO on its own →Hold both: look the portfolio through →Rankings →Standards and sources →
Where these figures came from
DFAI filings on SEC EDGAR ↗DFAI prospectus with the expense ratio (SEC) ↗Dimensional website ↗IDMO filings on SEC EDGAR ↗IDMO prospectus with the expense ratio (SEC) ↗Invesco page for IDMO ↗

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, DFAI against IDMO, data as of Oct 9, 2026. https://etfiq.com/compare/any/dfai-vs-idmo

Open data

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