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BASGvsIUSGETF Comparison

ETF 1
BASG

Brown Advisory Sustainable Growth ETF

This fund is part of
US Large Cap Growth
+0.03%
Full BASG fund page
VS
ETF 2
IUSG

iShares Core S&P U.S. Growth ETF

This fund is part of
US Large Cap Growth
+0.03%
Full IUSG fund page

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. BASG's top 3 sector exposures are Information Technology, Financials and Industrials. In contrast, IUSG's top sector exposures are Information Technology, Communication Services and Consumer Discretionary. BASG is more expensive with a Total Expense Ratio (TER) of 0.7%, versus 0.04% for IUSG. BASG is down -8.5% year-to-date (YTD) with -$47M in YTD flows. IUSG performs better with -2.19% YTD performance, and +$1.52B 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

-4.0-3.0-2.0-1.00.0%Feb 10Feb 18Feb 25Mar 4Mar 11

Cumulative Flows

0 M100 M200 M300 M400 MFeb 10Feb 18Feb 25Mar 4Mar 11

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Historic performance and flows
Data as of 03/10/2026
1M3MYTD1Y3Y5Y
Perf.
BASG
IUSG
-1.58%-1.39%
-9.96%-3.07%
-8.50%-2.19%
n/a+29.73%
n/a+102.94%
n/a+89.98%
Flows
BASG
IUSG
-$16M+$427M
-$42M+$1.61B
-$47M+$1.52B
-+$2.48B
-+$3.62B
-+$5.68B
Volatility and drawdown
3M1Y3Y5Y
Volatility
BASG
IUSG
+18.19%+16.23%
n/a+22.15%
n/a+18.43%
n/a+20.91%
Max drawdown
BASG
IUSG
-12.57%-5.83%
n/a-15.08%
n/a-22.25%
n/a-32.26%
Max drawdown duration
BASG
IUSG
63d42d
n/a45d
n/a151d
n/a793d
Trading data

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BASG
IUSG
Last sale
3/12/2026 at 1:30 PM
$23.15
$161.35
Previous close
03/11/2026
$23.61
$164.20
Consolidated volume
03/11/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of February 27, 2026
1-year trailing difference

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BASG
is actively managed and doesn’t replicate an index

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BASG
IUSG
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 3/12/2026 at 1:30 PM
Live
Closed
BASG
IUSG
Last price
$23.15
$161.35
1D performance
-1.95%
-1.74%
AuM$450.13 M$27.24 B
E/R0.7%0.04%
Characteristics
BASG
IUSG
Management strategyActivePassive
ProviderBrown AdvisoryiShares
Benchmark-S&P 900 Growth
N° of holdings31359
Asset class-Equities
Trailing 12m distribution yield
Join
Join
Inception dateJune 13, 2025July 24, 2000
ESGNoNo
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Exposure

Countries

BASG
USA
93.64%
Other
6.36%
IUSG
USA
98.51%
Other
1.49%

Sectors

BASG
Information Techn.
44%
Financials
12.84%
Industrials
10.74%
Consumer Discreti.
9.88%
Health Care
7.64%
Other
14.9%
IUSG
Information Techn.
46.75%
Communication Ser.
16.77%
Consumer Discreti.
9.62%
Financials
7.63%
Other
19.22%
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Diversification

BASG

Total weight of top 15 holdings out of 15

63.3%
IUSG

Total weight of top 15 holdings out of 15

65.69%

Top 15 holdings

Data as of January 31, 2026
BASG
NVIDIA
8.92%
MICROSOFT-T
7.80%
AMAZON.COM INC
7.69%
VISA INCORPORATION
4.57%
US8740391003
4.45%
BROADCOM LIMITED
4.17%
CHARLES SCHWAB
3.58%
DANAHER
3.16%
MONOLITHIC POWER SYSTEMS
3.05%
KKR & CO INC
2.94%
CARRIER GLOBAL CORP
2.78%
INTUIT
2.64%
INTUITIVE SURGICAL
2.59%
SPOTIFY TECHNOLOGY SA
2.51%
ARTHUR J GALLAGHER
2.45%
IUSG
NVIDIA
13.97%
MICROSOFT-T
9.62%
ALPHABET INC-CL
5.88%
APPLE
5.70%
META PLATFORMS
4.80%
ALPHABET INC-CL
4.70%
BROADCOM LIMITED
4.66%
AMAZON.COM INC
3.72%
BERKSHIRE HATHWAY
2.61%
LILLY
2.43%
TESLA
2.17%
JPMORGAN CHASE
1.69%
MICRON TECHNOLOGY
1.46%
ADVANCED MICRO DEVICES
1.23%
NETFLIX
1.05%
Frequently asked questions about BASG and IUSG

How have the BASG and IUSG ETFs performed in 2026?

As of March 10, 2026, BASG is down -8.5% year-to-date (YTD), while IUSG has lost -2.19%. 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 -$47M in flows, compared to +$1.52B for IUSG.

Which ETF is bigger: BASG or IUSG?

As of March 10, 2026, BASG holds $450.13 M in assets under management (AUM), while IUSG manages $27.24 B.

What sectors do the BASG and IUSG ETFs invest in?

BASG leans toward sectors like Information Technology, Financials and Industrials. Meanwhile, IUSG focuses on Information Technology, Communication Services and Consumer Discretionary.

What are the top holdings of the BASG ETF and IUSG ETF?

BASG top holdings include NVIDIA, MICROSOFT-T and AMAZON.COM INC. IUSG holds in its top three: NVIDIA, MICROSOFT-T and ALPHABET INC-CL.

Which ETF is more diversified: BASG or IUSG?

BASG holds 32 securities with 63.3% of its assets in the top 15. IUSG has 377 securities and a top 15 weight of 65.69%.

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