Verified factor-similar pair

DFAS vs FYX

These two ETFs pass the same FF6 US similarity lane: US-listed equity ETFs, same USD model basis, at least one material non-market factor, and 100% overlap in statistically significant material factor exposure.

SMB

Similarity score

Near substitute

Score blends exposure-level distance, factor-vector shape, market-beta closeness, and a small backtested relative-Sharpe term.

DFAS

Dimensional U.S. Small Cap ETF

SMB

Adj. R2

0.983

Rel. Sharpe

1.031

Mkt beta

1.00

AUM

US$13.4B

MER

0.26%

Valuation

108

FYX

First Trust Small Cap Core Alphadex Fund

SMB

Adj. R2

0.979

Rel. Sharpe

0.915

Mkt beta

1.02

AUM

US$1.1B

MER

0.58%

Valuation

119

Factor Exposure Match

Blue bars compare raw factor beta magnitude. Green bars compare absolute t-stat strength. Dim bars indicate the t-stat is below 1.96.

SMB

DFAS

+0.84

|t|

+20.0

FYX

+0.96

|t|

+34.9

diff -0.13

HML

DFAS

+0.22

|t|

+5.2

FYX

+0.19

|t|

+7.3

diff +0.02

RMW

DFAS

+0.22

|t|

+5.2

FYX

+0.17

|t|

+5.0

diff +0.05

CMA

DFAS

-0.00

|t|

-0.1

FYX

-0.04

|t|

-1.0

diff +0.04

UMD

DFAS

+0.03

|t|

+0.9

FYX

-0.02

|t|

-1.3

diff +0.05

Why This Pair Matches

Exposure level

Exposure shape

100

Mkt beta diff

0.02

Rel. Sharpe diff

0.116

This comparison focuses on measured factor exposure, not a qualitative review of each fund's portfolio-construction process. Backtested relative Sharpe is included as a secondary signal, while we continue refining a comparison metric that separates factor payoff from alpha. See methodology.

DFAS fund page FYX fund page US ETF Leaders US Universe

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