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RUSCvsSEISETF Comparison
Russell Investments U.S. Small Cap Equity Active ETF (RUSC) and SEI Select Small Cap ETF (SEIS) belong to the same industry segment: US Small Cap. RUSC's top 3 sector exposures are Industrials, Health Care and Financials. In contrast, SEIS's top sector exposures are Financials, Industrials and Information Technology. RUSC is more expensive with a Total Expense Ratio (TER) of 0.69%, versus 0.55% for SEIS. RUSC is up 4.19% year-to-date (YTD) with +$4M in YTD flows. SEIS performs worse with 0.14% YTD performance, and +$35M in YTD flows. Run a side-by-side ETF comparison of RUSC and SEIS below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
RUSC vs SEIS performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | RUSC SEIS | -4.90%-5.83% | +0.88%-3.58% | +4.19%+0.14% | n/a+20.11% | n/an/a | n/an/a |
| Flows | RUSC SEIS | +$3M+$16M | +$4M+$45M | +$4M+$35M | -+$157M | -- | -- |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | RUSC SEIS | +16.75%+18.31% | n/a+22.74% | n/an/a | n/an/a |
| Max drawdown | RUSC SEIS | -5.47%-7.41% | n/a-14.92% | n/an/a | n/an/a |
| Max drawdown duration | RUSC SEIS | 29d48d | n/a46d | n/an/a | n/an/a |
RUSC | SEIS | |
Last sale 3/13/2026 at 7:00 PM | $31.57 | $27.22 |
| Previous close 03/12/2026 | $31.61 | $27.34 |
| Consolidated volume 03/12/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
RUSC | SEIS | |
|---|---|---|
| Last price | $31.57 | $27.22 |
| 1D performance | -0.11% | -0.44% |
| AuM | $50.01 M | $418.70 M |
| E/R | 0.69% | 0.55% |
RUSC | SEIS | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | Russell Investment Management | SEI |
| Benchmark | - | - |
| N° of holdings | 426 | 307 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 14, 2025 | October 9, 2024 |
| 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 RUSC and SEIS ETFs performed in 2026?
As of March 11, 2026, RUSC is up 4.19% year-to-date (YTD), while SEIS has returned 0.14%. That puts RUSC better performer ahead so far this year.
Which ETF is attracting more investor money: RUSC or SEIS?
Year-to-date, the RUSC ETF saw +$4M in flows, compared to +$35M for SEIS.
Which ETF is bigger: RUSC or SEIS?
As of March 11, 2026, RUSC holds $50.01 M in assets under management (AUM), while SEIS manages $418.70 M.
What sectors do the RUSC and SEIS ETFs invest in?
RUSC leans toward sectors like Industrials, Health Care and Financials. Meanwhile, SEIS focuses on Financials, Industrials and Information Technology.
What are the top holdings of the RUSC ETF and SEIS ETF?
RUSC top holdings include BRIDGEBIO PHARMA, LIGAND PHARMACEUTICALS and GUARDANT HEALTH INC. SEIS holds in its top three: CNO FINANCIAL GROUP, EXLSERVICE HOLDINGS and COMMERCIAL METALS.
Which ETF is more diversified: RUSC or SEIS?
RUSC holds 433 securities with 6.44% of its assets in the top 15. SEIS has 312 securities and a top 15 weight of 16.07%.
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