AESB vs SEIS
Harbor AlphaEdge Small Cap Core ETF vs SEI Select Small Cap ETF
Which is better, AESB or SEIS?
AESB costs less.
AESB has a lower expense ratio. SEIS is less concentrated, with 10.5% of the fund in its ten largest positions against 22.6%.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | AESB | SEIS |
|---|---|---|
| Expense Ratio | 0.38%Best | 0.55% |
| AUM | $2M | $607M |
| Dividend Yield | 0.00% | 0.35% |
| Holdings | 331 | 767 |
| YTD Return | -4.24% | +10.36%Best |
| 1Y Return | - | +11.88% |
| Top 10 Weight | 22.6% | 10.5%Best |
| Fund Family | Harbor Funds | SEI EXCHANGE TRADED FUNDS |
| Category | Equity | Equity |
| Style | Small Cap Blend | Small Cap Blend |
| Inception | Aug 26, 2026 | Oct 8, 2024 |
Not shown on this pair: 3Y Return (annualized), 5Y Return (annualized), Volatility (annualized), Max Drawdown, $10,000 over the window.
AESB vs SEIS growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view is available from the range buttons; it is not the opening view here because over the whole period one of these two funds moves so much further than the other that its line would sit flat on the axis.
AESB vs SEIS Performance
Harbor AlphaEdge Small Cap Core ETF (AESB) is an ETF from Harbor Funds and SEI Select Small Cap ETF (SEIS) is an ETF from SEI EXCHANGE TRADED FUNDS. Year to date, AESB is down 4.24% versus a gain of 10.36% for SEIS.
Past performance does not guarantee future results.
Fees and Cost Over Time
AESB charges 0.38% per year while SEIS charges 0.55%. On a $10,000 position that is $38 vs $55 annually, a gap of $17 per year that compounds over a long holding period. On income, AESB currently yields 0.00% against 0.35% for SEIS.
Holdings Overlap
48.5% of AESB's money is in holdings SEIS also owns. 21.8% of SEIS's money is in holdings AESB also owns.
The two portfolios partly overlap.
71 positions in common, counted across the 167 positions we hold weights for in AESB and 369 in SEIS, against full books of 331 and 767.
What only one of them owns
Our book lists 283 positions for SEIS that do not appear in our book for AESB (74.0% of the fund), and 87 for AESB that do not appear in SEIS (45.0%).
Some of those will be the same company recorded under a different code in one of the two books, so the real difference in what you would own is no larger than this and may be smaller. We do not name the individual positions here for that reason.
Top Shared Holdings
| Stock | Weight in AESB | Weight in SEIS | Difference |
|---|---|---|---|
| APLEApple Hospitality Reit Inc | 3.11% | 0.82% | 2.29% |
| BFHBread Financial Holdings, Inc. | 2.94% | 0.62% | 2.32% |
| CAKECheesecake Factory Inc/the | 1.59% | 0.78% | 0.81% |
| ENVAEnova International Inc. (usd) | 1.26% | 1.00% | 0.26% |
| VCTRVictory Receivables Corp | 1.66% | 0.52% | 1.14% |
| ANFAbercrombie & Fitch Co. Class A | 0.94% | 1.24% | 0.30% |
| OFG:PROfg Bancorp Common Stock | 1.63% | 0.23% | 1.40% |
| CDNACaredx Inc | 0.92% | 0.90% | 0.02% |
| ENSEnersys | 1.10% | 0.42% | 0.68% |
| PRLBProto Labs Inc | 1.06% | 0.36% | 0.70% |
48.5% of AESB is already inside SEIS.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, AESB or SEIS?
AESB has an expense ratio of 0.38% while SEIS charges 0.55%. AESB is the cheaper option, by $17 a year on a $10,000 investment.
What is the holdings overlap between AESB and SEIS?
48.5% of AESB's money is in holdings SEIS also owns. 21.8% of SEIS's is in holdings AESB also owns. They hold 71 positions in common, counted across the 167 positions we hold weights for in AESB and 369 in SEIS.
Which pays a higher dividend, AESB or SEIS?
AESB yields 0.00% while SEIS yields 0.35%, so SEIS currently pays the higher dividend yield.
Is SEIS better than AESB?
AESB has a lower expense ratio. SEIS is less concentrated, with 10.5% of the fund in its ten largest positions against 22.6%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.