BASGvsIUSGETF Comparison
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Brown Advisory Sustainable Growth ETF (BASG) and iShares Core S&P U.S. Growth ETF (IUSG) belong to the same industry segment: US Large Cap Growth. Both ETFs have the same top 3 sector exposures: Technology, Finance and Healthcare. BASG is more expensive with a Total Expense Ratio (TER) of 0.69%, versus 0.04% for IUSG. BASG is up 5.95% year-to-date (YTD) with -$71M in YTD flows. IUSG performs better with 9.86% YTD performance, and +$3.57B in YTD flows. Run a side-by-side ETF comparison of BASG and IUSG below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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BASG vs IUSG performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 11/02/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BASG IUSG | -3.96%-7.07% | -1.76%-2.57% | +5.95%+9.86% | +1.82%+8.30% | n/a+95.22% | n/a+69.24% |
| Flows | BASG IUSG | -$2M+$283M | -$12M+$670M | -$71M+$3.57B | -$67M+$3.97B | -+$5.44B | -+$7.44B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BASG IUSG | +15.11%+15.66% | +17.52%+18.43% | n/a+19.61% | n/a+21.52% |
| Max drawdown | BASG IUSG | -6.32%-8.73% | -18.46%-12.98% | n/a-22.25% | n/a-32.26% |
| Max drawdown duration | BASG IUSG | 22d28d | 207d76d | n/a151d | n/a793d |
Trading data
BASG | IUSG | |
Last sale 11/4/2026 at 2:30 PM | $28.25 | $185.96 |
| Previous close 11/03/2026 | $27.60 | $183.79 |
| Consolidated volume 11/03/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 30, 2026
1-year trailing difference
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BASG
is actively managed and doesn’t replicate an indexBASG | IUSG | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
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Main metrics
Last update 11/4/2026 at 2:30 PM
Live
Closed
BASG | IUSG | |
|---|---|---|
| Last price | $28.25 | $185.96 |
| 1D performance | +2.35% | +1.18% |
| AuM | $495.68 M | $32.58 B |
| E/R | 0.69% | 0.04% |
Characteristics
BASG | IUSG | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Brown Advisory | iShares |
| Benchmark | - | S&P 900 Growth |
| N° of holdings | 33 | 397 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | June 13, 2025 | July 24, 2000 |
| ESG | No | No |
Exposure
Countries
BASG
USA
87.14%
Other
12.86%
IUSG
USA
98.93%
Other
1.07%
Sectors
BASG
Technology
51.79%
Finance
15.57%
Healthcare
10.15%
Other
22.49%
IUSG
Technology
65.94%
Finance
8.98%
Other
25.08%
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Diversification
BASG
Total weight of top 15 holdings out of 15
62.93%
IUSG
Total weight of top 15 holdings out of 15
66.43%
Top 15 holdings
Data as of September 30, 2026
BASG
NVIDIA Corp.
8.69%
Microsoft Corp.
6.00%
Amazon.com, Inc.
5.86%
Taiwan Semiconductor Manufacturing Co., Ltd.
4.90%
Visa, Inc.
4.74%
Broadcom Inc.
4.42%
Alphabet, Inc.
4.11%
Marvell Technology, Inc.
3.78%
Arista Networks, Inc.
3.31%
Spotify Technology SA
3.03%
West Pharmaceutical Services, Inc.
2.88%
Intuitive Surgical, Inc.
2.84%
Danaher Corp.
2.82%
Monolithic Power Systems, Inc.
2.81%
Cintas Corp.
2.75%
IUSG
NVIDIA Corp.
14.30%
Microsoft Corp.
9.86%
Apple, Inc.
6.29%
Alphabet, Inc.
5.22%
Broadcom Inc.
4.32%
Alphabet, Inc.
4.19%
Meta Platforms, Inc.
4.14%
Amazon.com, Inc.
3.35%
Micron Technology, Inc.
3.11%
Advanced Micro Devices, Inc.
2.58%
Berkshire Hathaway, Inc.
2.40%
Eli Lilly & Co.
2.40%
Tesla, Inc.
1.60%
JPMorgan Chase & Co.
1.55%
Palantir Technologies, Inc.
1.11%
Frequently asked questions about BASG and IUSG
How have the BASG and IUSG ETFs performed in 2026?
As of November 2, 2026, BASG is up 5.95% year-to-date (YTD), while IUSG has returned 9.86%. That puts IUSG better performer ahead so far this year.
Which ETF is attracting more investor money: BASG or IUSG?
Year-to-date, the BASG ETF saw -$71M in flows, compared to +$3.57B for IUSG.
Which ETF is more volatile: BASG or IUSG?
Over the past year, BASG had a volatility of 17.52%, while IUSG experienced 18.43%.
Which ETF is bigger: BASG or IUSG?
As of November 2, 2026, BASG holds $495.68 M in assets under management (AUM), while IUSG manages $32.58 B.
What sectors do the BASG and IUSG ETFs invest in?
BASG leans toward sectors like Technology, Finance and Healthcare. Meanwhile, IUSG focuses on Technology and Finance.
What are the top holdings of the BASG ETF and IUSG ETF?
BASG top holdings include NVIDIA Corp., Microsoft Corp. and Amazon.com, Inc.. IUSG holds in its top three: NVIDIA Corp., Microsoft Corp. and Apple, Inc..
Which ETF is more diversified: BASG or IUSG?
BASG holds 33 securities with 62.93% of its assets in the top 15. IUSG has 399 securities and a top 15 weight of 66.43%.
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