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SEISvsBKSEETF Comparison
SEI Select Small Cap ETF (SEIS) and BNY Mellon US Small Cap Core Equity ETF (BKSE) belong to the same industry segment: US Small Cap. SEIS's top 3 sector exposures are Financials, Industrials and Information Technology. In contrast, BKSE's top sector exposures are Industrials, Information Technology and Financials. SEIS is more expensive with a Total Expense Ratio (TER) of 0.55%, versus 0.04% for BKSE. SEIS is up 0.14% year-to-date (YTD) with +$35M in YTD flows. BKSE performs better with 2.01% YTD performance, and +$12M in YTD flows. Run a side-by-side ETF comparison of SEIS and BKSE below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
SEIS vs BKSE performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SEIS BKSE | -5.83%-5.31% | -3.58%-1.51% | +0.14%+2.01% | +20.11%+25.04% | n/a+54.01% | n/a+27.59% |
| Flows | SEIS BKSE | +$16M+$7M | +$45M+$12M | +$35M+$12M | +$157M-$57M | --$51M | --$53M |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SEIS BKSE | +18.31%+16.32% | +22.74%+22.53% | n/a+20.21% | n/a+21.87% |
| Max drawdown | SEIS BKSE | -7.41%-5.81% | -14.92%-16.37% | n/a-26.53% | n/a-29.19% |
| Max drawdown duration | SEIS BKSE | 48d30d | 46d46d | n/a289d | n/a980d |
SEIS | BKSE | |
Last sale 3/13/2026 at 1:30 PM | $27.28 | $112.18 |
| Previous close 03/12/2026 | $27.34 | $112.40 |
| Consolidated volume 03/12/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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SEIS | BKSE | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
SEIS | BKSE | |
|---|---|---|
| Last price | $27.28 | $112.18 |
| 1D performance | -0.21% | -0.19% |
| AuM | $418.70 M | $72.27 M |
| E/R | 0.55% | 0.04% |
SEIS | BKSE | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | SEI | BNY Mellon |
| Benchmark | - | Solactive GBS United States 600 Index |
| N° of holdings | 307 | 538 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 9, 2024 | April 7, 2020 |
| ESG | No | No |
Countries
Sectors
Diversification
Total weight of top 15 holdings out of 15
Total weight of top 15 holdings out of 15
Top 15 holdings
How have the SEIS and BKSE ETFs performed in 2026?
As of March 11, 2026, SEIS is up 0.14% year-to-date (YTD), while BKSE has returned 2.01%. That puts BKSE better performer ahead so far this year.
Which ETF is attracting more investor money: SEIS or BKSE?
Year-to-date, the SEIS ETF saw +$35M in flows, compared to +$12M for BKSE.
Which ETF is more volatile: SEIS or BKSE?
Over the past year, SEIS had a volatility of 22.74%, while BKSE experienced 22.53%.
Which ETF is bigger: SEIS or BKSE?
As of March 11, 2026, SEIS holds $418.70 M in assets under management (AUM), while BKSE manages $72.27 M.
What sectors do the SEIS and BKSE ETFs invest in?
SEIS leans toward sectors like Financials, Industrials and Information Technology. Meanwhile, BKSE focuses on Industrials, Information Technology and Financials.
What are the top holdings of the SEIS ETF and BKSE ETF?
SEIS top holdings include CNO FINANCIAL GROUP, EXLSERVICE HOLDINGS and COMMERCIAL METALS. BKSE holds in its top three: ONTO INNOVATION INC, ADVANCED ENERGY INDUSTRIES and TTM TECHNOLOGIES.
Which ETF is more diversified: SEIS or BKSE?
SEIS holds 312 securities with 16.07% of its assets in the top 15. BKSE has 589 securities and a top 15 weight of 5.93%.
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