AEMC vs VOO
Harbor AlphaEdge Mid Cap Core ETF vs Vanguard S&P 500 ETF
Which is better, AEMC or VOO?
Mid Cap Blend against Large Cap Blend.
VOO has a lower expense ratio. AEMC is less concentrated, with 27.7% of the fund in its ten largest positions against 37.6%.
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 | AEMC | VOO |
|---|---|---|
| Expense Ratio | 0.35% | 0.03%Best |
| AUM | - | $997.4B |
| Dividend Yield | 0.00% | 1.04% |
| Holdings | 99 | 509 |
| YTD Return | -2.17% | +11.98%Best |
| 1Y Return | - | +16.45% |
| 3Y Return (annualized) | - | +21.19% |
| 5Y Return (annualized) | - | +12.95% |
| Top 10 Weight | 27.7%Best | 37.6% |
| Fund Family | Harbor Funds | Vanguard (US) |
| Category | Equity | Equity |
| Style | Mid Cap Blend | Large Cap Blend |
| Inception | Aug 26, 2026 | Sep 7, 2010 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window.
AEMC vs VOO 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.
AEMC vs VOO Performance
Harbor AlphaEdge Mid Cap Core ETF (AEMC) is an ETF from Harbor Funds and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Year to date, AEMC is down 2.17% versus a gain of 11.98% for VOO.
Past performance does not guarantee future results.
Fees and Cost Over Time
AEMC charges 0.35% per year while VOO charges 0.03%. On a $10,000 position that is $35 vs $3 annually, a gap of $32 per year that compounds over a long holding period. On income, AEMC currently yields 0.00% against 1.04% for VOO.
Holdings Overlap
57.0% of AEMC's money is in holdings VOO also owns. 2.3% of VOO's money is in holdings AEMC also owns.
The two portfolios partly overlap.
43 positions in common, counted across the 99 positions we hold weights for in AEMC and 494 in VOO, against full books of 99 and 509.
What only one of them owns
Our book lists 445 positions for VOO that do not appear in our book for AEMC (96.9% of the fund), and 53 for AEMC that do not appear in VOO (40.4%).
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 AEMC | Weight in VOO | Difference |
|---|---|---|---|
| MPCMarathon Petroleum Corp | 4.02% | 0.14% | 3.88% |
| AMPAmeriprise Financial Inc | 3.29% | 0.08% | 3.21% |
| FIXComfort Systems USA Inc. | 2.83% | 0.09% | 2.74% |
| NTAPNetapp Inc | 2.81% | 0.05% | 2.76% |
| STTState Street Corp. | 2.73% | 0.08% | 2.65% |
| IEXI D E X Corporation | 2.70% | 0.03% | 2.67% |
| SNASnap-On Inc. | 2.62% | 0.03% | 2.59% |
| AMEAmetek Inc | 2.01% | 0.09% | 1.92% |
| NWSANews Corp A | 2.06% | 0.02% | 2.04% |
| TGTTarget Corp Common Stock Usd.0833 | 1.92% | 0.10% | 1.82% |
57.0% of AEMC is already inside VOO.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
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Frequently Asked Questions
Which is cheaper, AEMC or VOO?
AEMC has an expense ratio of 0.35% while VOO charges 0.03%. VOO is the cheaper option, by $32 a year on a $10,000 investment.
What is the holdings overlap between AEMC and VOO?
57.0% of AEMC's money is in holdings VOO also owns. 2.3% of VOO's is in holdings AEMC also owns. They hold 43 positions in common, counted across the 99 positions we hold weights for in AEMC and 494 in VOO.
Which pays a higher dividend, AEMC or VOO?
AEMC yields 0.00% while VOO yields 1.04%, so VOO currently pays the higher dividend yield.
Is VOO better than AEMC?
VOO has a lower expense ratio. AEMC is less concentrated, with 27.7% of the fund in its ten largest positions against 37.6%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.