CSMD vs VOO
Congress SMid Growth ETF vs Vanguard S&P 500 ETF
Which is better, CSMD or VOO?
Mid Cap Growth against Large Cap Blend.
VOO has a lower expense ratio. VOO led over 1Y, 3Y and the full window. CSMD is less concentrated, with 33.4% of the fund in its ten largest positions against 36.4%.
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 | CSMD | VOO |
|---|---|---|
| Expense Ratio | 0.68% | 0.03%Best |
| AUM | $477M | $997.4B |
| Dividend Yield | 0.00% | 1.08% |
| Holdings | 48 | 509 |
| YTD Return | +6.56% | +13.37%Best |
| 1Y Return | +4.48% | +20.08%Best |
| 3Y Return (annualized) | +10.06% | +21.29%Best |
| 5Y Return (annualized) | - | +12.89% |
| Volatility (annualized) | 18.4% | 12.8%Best |
| Max Drawdown | -22.5% | -18.7%Best |
| $10,000 over 3 years | $13,636 | $18,158Best |
| Top 10 Weight | 33.4%Best | 36.4% |
| Fund Family | Congress Asset Management Company | Vanguard (US) |
| Category | Equity | Equity |
| Style | Mid Cap Growth | Large Cap Blend |
| Inception | Aug 22, 2023 | Sep 7, 2010 |
Volatility and max drawdown, and the $10,000 over 3 years row, are measured over the window both funds cover: Aug 22, 2023 to Sep 4, 2026 (3 years).
CSMD 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 covers the 3 years both funds cover.
CSMD vs VOO Performance
Congress SMid Growth ETF (CSMD) is an ETF from Congress Asset Management Company and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Over the past year CSMD returned +4.48% while VOO returned +20.08%. Year to date, CSMD is up 6.56% versus a gain of 13.37% for VOO.
Over three years, CSMD compounded at +10.06% per year against +21.29% for VOO.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
CSMD has been the more volatile fund, with annualized monthly volatility of 18.4% compared with 12.8% for VOO. Lower volatility generally means a smoother ride, though it often comes with lower long-run returns.
The deepest peak-to-trough decline in our data was -22.5% for CSMD and -18.7% for VOO. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.81. They usually move together, but the gap leaves some room for diversification.
Fees and Cost Over Time
CSMD charges 0.68% per year while VOO charges 0.03%. On a $10,000 position that is $68 vs $3 annually, a gap of $65 per year that compounds over a long holding period. On income, CSMD currently yields 0.00% against 1.08% for VOO.
Holdings Overlap
5.0% of CSMD's money is in holdings VOO also owns. 0.1% of VOO's money is in holdings CSMD also owns.
CSMD and VOO share little of their money.
The two holdings books were reported 52 days apart, CSMD as of Aug 21, 2026 and VOO as of Jun 30, 2026, so some of the difference between them is the time between the two reports rather than the funds.
3 positions in common, counted across the 47 positions we hold weights for in CSMD and 505 in VOO, against full books of 48 and 509.
What only one of them owns
Our book lists 495 positions for VOO that do not appear in our book for CSMD (99.4% of the fund), and 43 for CSMD that do not appear in VOO (91.7%).
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.
You are not choosing between two funds in isolation.
Whichever of CSMD and VOO you pick has to sit alongside everything else you own. Add the rest and see what the combination actually holds.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, CSMD or VOO?
CSMD has an expense ratio of 0.68% while VOO charges 0.03%. VOO is the cheaper option, by $65 a year on a $10,000 investment.
Which performed better, CSMD or VOO?
Over the past year CSMD returned +4.48% vs +20.08% for VOO, so VOO leads on 1-year performance. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, CSMD or VOO?
CSMD has been the more volatile fund at 18.4% annualized versus 12.8% for VOO. Worst drawdown: CSMD -22.5% vs VOO -18.7%.
Should I hold both CSMD and VOO?
CSMD and VOO have a monthly-return correlation of 0.81, so their returns are far enough apart for the mix to behave differently from either one alone. This is information, not a recommendation.
What is the holdings overlap between CSMD and VOO?
5.0% of CSMD's money is in holdings VOO also owns. 0.1% of VOO's is in holdings CSMD also owns. They hold 3 positions in common, counted across the 47 positions we hold weights for in CSMD and 505 in VOO.
Which pays a higher dividend, CSMD or VOO?
CSMD yields 0.00% while VOO yields 1.08%, so VOO currently pays the higher dividend yield.
Is VOO better than CSMD?
VOO has a lower expense ratio. VOO led over 1Y, 3Y and the full window. CSMD is less concentrated, with 33.4% of the fund in its ten largest positions against 36.4%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.