BASG vs IVV
Brown Advisory Sustainable Growth ETF vs iShares Core S&P 500 ETF
Which is better, BASG or IVV?
Large Cap Growth against Large Cap Blend.
IVV has a lower expense ratio. IVV led over 1Y and the full window. IVV is less concentrated, with 37.8% of the fund in its ten largest positions against 47.4%.
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 | BASG | IVV |
|---|---|---|
| Expense Ratio | 0.61% | 0.03%Best |
| AUM | $516M | $876.4B |
| Dividend Yield | 0.00% | 1.06% |
| Holdings | 35 | 508 |
| YTD Return | +7.95% | +12.39%Best |
| 1Y Return | +5.60% | +16.61%Best |
| 3Y Return (annualized) | - | +21.38% |
| 5Y Return (annualized) | - | +13.51% |
| Volatility (annualized) | 15.1% | 12.0%Best |
| Max Drawdown | -19.3% | -8.9%Best |
| $10,000 over 1.3 years | $11,032 | $12,969Best |
| Top 10 Weight | 47.4% | 37.8%Best |
| Fund Family | Brown Advisory | iShares by BlackRock (US) |
| Category | Equity | Equity |
| Style | Large Cap Growth | Large Cap Blend |
| Inception | Jun 13, 2025 | May 15, 2000 |
Volatility and max drawdown, and the $10,000 over 1.3 years row, are measured over the window both funds cover: Jun 16, 2025 to Sep 18, 2026 (1.3 years).
BASG vs IVV 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 1.3 years both funds cover.
BASG vs IVV Performance
Brown Advisory Sustainable Growth ETF (BASG) is an ETF from Brown Advisory and iShares Core S&P 500 ETF (IVV) is an ETF from iShares by BlackRock (US). Over the past year BASG returned +5.60% while IVV returned +16.61%. Year to date, BASG is up 7.95% versus a gain of 12.39% for IVV.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
BASG has been the more volatile fund, with annualized monthly volatility of 15.1% compared with 12.0% for IVV. 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 -19.3% for BASG and -8.9% for IVV. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.82. They usually move together, but the gap leaves some room for diversification.
Fees and Cost Over Time
BASG charges 0.61% per year while IVV charges 0.03%. On a $10,000 position that is $61 vs $3 annually, a gap of $58 per year that compounds over a long holding period. On income, BASG currently yields 0.00% against 1.06% for IVV.
Holdings Overlap
81.3% of BASG's money is in holdings IVV also owns. 27.3% of IVV's money is in holdings BASG also owns.
Most of BASG is already inside IVV. Owning both mostly buys the same companies twice.
27 positions in common, counted across the 33 positions we hold weights for in BASG and 490 in IVV, against full books of 35 and 508.
What only one of them owns
Our book lists 455 positions for IVV that do not appear in our book for BASG (71.3% of the fund), and 3 for BASG that do not appear in IVV (6.5%).
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 BASG | Weight in IVV | Difference |
|---|---|---|---|
| NVDANvidia Corp | 8.30% | 8.07% | 0.23% |
| MSFTMicrosoft Corp | 5.86% | 5.69% | 0.17% |
| AMZNAmazon.Com Inc | 6.28% | 3.84% | 2.44% |
| AVGOBroadcom Inc | 4.61% | 2.65% | 1.96% |
| GOOGAlphabet Inc | 3.77% | 2.39% | 1.38% |
| VVisa Inc Class A | 4.94% | 0.95% | 3.99% |
| ANETArista Networks Inc. | 2.91% | 0.30% | 2.61% |
| SCHWSchwab Strategic T | 2.87% | 0.27% | 2.60% |
| MRVLMarvell Technology Group Ltd. | 2.81% | 0.28% | 2.53% |
| DHRDanaher Corporation | 2.69% | 0.20% | 2.49% |
81.3% of BASG is already inside IVV.
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, BASG or IVV?
BASG has an expense ratio of 0.61% while IVV charges 0.03%. IVV is the cheaper option, by $58 a year on a $10,000 investment.
Which performed better, BASG or IVV?
Over the past year BASG returned +5.60% vs +16.61% for IVV, so IVV leads on 1-year performance. Over the longest common window we track (1 years), BASG annualized +7.85% vs +22.14% for IVV. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, BASG or IVV?
BASG has been the more volatile fund at 15.1% annualized versus 12.0% for IVV. Worst drawdown: BASG -19.3% vs IVV -8.9%.
Should I hold both BASG and IVV?
BASG and IVV have a monthly-return correlation of 0.82, 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 BASG and IVV?
81.3% of BASG's money is in holdings IVV also owns. 27.3% of IVV's is in holdings BASG also owns. They hold 27 positions in common, counted across the 33 positions we hold weights for in BASG and 490 in IVV.
Which pays a higher dividend, BASG or IVV?
BASG yields 0.00% while IVV yields 1.06%, so IVV currently pays the higher dividend yield.
Is IVV better than BASG?
IVV has a lower expense ratio. IVV led over 1Y and the full window. IVV is less concentrated, with 37.8% of the fund in its ten largest positions against 47.4%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.