TOS vs VOO
Twin Oak Strategic Solutions ETF vs Vanguard S&P 500 ETF
Which is better, TOS or VOO?
VOO costs less.
VOO has a lower expense ratio. VOO is less concentrated, with 37.6% of the fund in its ten largest positions against 76.1%.
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 | TOS | VOO |
|---|---|---|
| Expense Ratio | 0.36% | 0.03%Best |
| AUM | $153M | $997.4B |
| Dividend Yield | 0.00% | 1.04% |
| Holdings | 28 | 509 |
| YTD Return | +15.33%Best | +11.48% |
| 1Y Return | - | +15.94% |
| 3Y Return (annualized) | - | +21.01% |
| 5Y Return (annualized) | - | +12.66% |
| Top 10 Weight | 76.1% | 37.6%Best |
| Fund Family | Twin Oak | Vanguard (US) |
| Category | Equity | Equity |
| Style | Large Cap Blend | Large Cap Blend |
| Inception | Jan 27, 2026 | Sep 7, 2010 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window.
TOS 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.
TOS vs VOO Performance
Twin Oak Strategic Solutions ETF (TOS) is an ETF from Twin Oak and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Year to date, TOS is up 15.33% versus a gain of 11.48% for VOO.
Past performance does not guarantee future results.
Fees and Cost Over Time
TOS charges 0.36% per year while VOO charges 0.03%. On a $10,000 position that is $36 vs $3 annually, a gap of $33 per year that compounds over a long holding period. On income, TOS currently yields 0.00% against 1.04% for VOO.
Holdings Overlap
48.6% of TOS's money is in holdings VOO also owns. 16.3% of VOO's money is in holdings TOS also owns.
The two portfolios partly overlap.
12 positions in common, counted across the 20 positions we hold weights for in TOS and 494 in VOO, against full books of 28 and 509.
What only one of them owns
Our book lists 475 positions for VOO that do not appear in our book for TOS (82.9% of the fund), and 5 for TOS that do not appear in VOO (22.4%).
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 TOS | Weight in VOO | Difference |
|---|---|---|---|
| NVDANvidia Corp | 9.97% | 7.55% | 2.42% |
| AMZNAmazon.Com Inc | 5.11% | 4.13% | 0.98% |
| COHRCoherent Corp | 6.68% | 0.08% | 6.60% |
| UNPUnion Pacific Corp | 6.10% | 0.27% | 5.83% |
| CEGConstellation Energy Corporation Com | 5.38% | 0.13% | 5.25% |
| LRCXLrcx Uw Equity | 4.48% | 0.57% | 3.91% |
| LYVLive Nation Entertainment Inc | 4.19% | 0.04% | 4.15% |
| KOCoca Cola Co. | 3.61% | 0.53% | 3.08% |
| MUMicron Technology, Inc. | 0.97% | 1.44% | 0.47% |
| SNDKSandisk Corp/De | 1.10% | 0.28% | 0.82% |
48.6% of TOS 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.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, TOS or VOO?
TOS has an expense ratio of 0.36% while VOO charges 0.03%. VOO is the cheaper option, by $33 a year on a $10,000 investment.
What is the holdings overlap between TOS and VOO?
48.6% of TOS's money is in holdings VOO also owns. 16.3% of VOO's is in holdings TOS also owns. They hold 12 positions in common, counted across the 20 positions we hold weights for in TOS and 494 in VOO.
Which pays a higher dividend, TOS or VOO?
TOS yields 0.00% while VOO yields 1.04%, so VOO currently pays the higher dividend yield.
Is VOO better than TOS?
VOO has a lower expense ratio. VOO is less concentrated, with 37.6% of the fund in its ten largest positions against 76.1%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.