PSC
Principal U.S. Small-Cap ETF
SMB
Adj. R2
0.955
Rel. Sharpe
0.902
Mkt beta
1.01
AUM
US$1.9B
MER
0.38%
Valuation
210
ETF comparison
Verified factor-similar pair
PSC vs VIOO
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
90
Verified similar
Score blends exposure-level distance, factor-vector shape, market-beta closeness, and a small backtested relative-Sharpe term.
VIOO
Vanguard S&P Small-Cap 600 ETF
SMB
Adj. R2
0.980
Rel. Sharpe
1.154
Mkt beta
0.98
AUM
US$3.6B
MER
0.07%
Valuation
93
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
diff -0.13
HML
diff +0.03
RMW
diff -0.07
CMA
diff -0.07
UMD
diff -0.01
Why This Pair Matches
Exposure level
88
Exposure shape
100
Mkt beta diff
0.03
Rel. Sharpe diff
0.251
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.
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