CARKvsIWFETF Comparison
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CastleArk Large Growth ETF (CARK) and iShares Russell 1000 Growth ETF (IWF) belong to the same industry segment: US Large Cap Growth. CARK's top 3 sector exposures are Technology, Finance and Healthcare. In contrast, IWF's top sector exposures are Technology, Industrials and Healthcare. CARK is more expensive with a Total Expense Ratio (TER) of 0.54%, versus 0.18% for IWF. CARK is up 7.22% year-to-date (YTD) with +$4M in YTD flows. IWF performs worse with 3.64% YTD performance, and -$5.81B in YTD flows. Run a side-by-side ETF comparison of CARK and IWF 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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CARK vs IWF performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/27/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | CARK IWF | -2.54%-2.31% | +3.12%+4.49% | +7.22%+3.64% | +4.39%+1.18% | n/a+92.53% | n/a+71.78% |
| Flows | CARK IWF | -$35K-$37M | +$12M-$505M | +$4M-$5.81B | -$14M-$2.37B | --$3.68B | --$3.91B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | CARK IWF | +17.63%+18.18% | +18.62%+18.16% | n/a+19.79% | n/a+21.94% |
| Max drawdown | CARK IWF | -7.43%-7.39% | -16.56%-16.23% | n/a-23.36% | n/a-32.75% |
| Max drawdown duration | CARK IWF | 21d21d | 184d189d | n/a191d | n/a743d |
Trading data
CARK | IWF | |
Last sale 10/28/2026 at 1:30 PM | $47.53 | $123.01 |
| Previous close 10/27/2026 | $47.22 | $122.25 |
| Consolidated volume 10/27/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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CARK
is actively managed and doesn’t replicate an indexCARK | IWF | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/28/2026 at 1:30 PM
Live
Closed
CARK | IWF | |
|---|---|---|
| Last price | $47.53 | $123.01 |
| 1D performance | +0.65% | +0.62% |
| AuM | $335.65 M | $124.68 B |
| E/R | 0.54% | 0.18% |
Characteristics
CARK | IWF | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | CastleArk Management | iShares |
| Benchmark | - | Russell 1000 Growth Index |
| N° of holdings | 29 | 364 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | December 6, 2023 | May 22, 2000 |
| ESG | No | No |
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Exposure
Countries
CARK
USA
98.74%
Other
1.26%
IWF
USA
98.87%
Other
1.13%
Sectors
CARK
Technology
64.84%
Finance
9.72%
Healthcare
8.59%
Other
16.84%
IWF
Technology
68.86%
Other
31.14%
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Diversification
CARK
Total weight of top 15 holdings out of 15
78.17%
IWF
Total weight of top 15 holdings out of 15
64.73%
Top 15 holdings
Data as of August 31, 2026
CARK
NVIDIA Corp.
14.01%
Alphabet, Inc.
9.54%
Apple, Inc.
6.35%
Eli Lilly & Co.
5.35%
Arista Networks, Inc.
5.13%
Lam Research Corp.
4.91%
Microsoft Corp.
4.82%
Visa, Inc.
4.78%
Broadcom Inc.
4.66%
Snowflake, Inc.
3.44%
Advanced Micro Devices, Inc.
3.25%
Gilead Sciences, Inc.
3.24%
Meta Platforms, Inc.
3.20%
Mastercard, Inc.
2.77%
Amazon.com, Inc.
2.72%
IWF
NVIDIA Corp.
15.45%
Apple, Inc.
7.45%
Alphabet, Inc.
5.93%
Microsoft Corp.
5.65%
Broadcom Inc.
5.17%
Alphabet, Inc.
4.78%
Micron Technology, Inc.
3.24%
Tesla, Inc.
3.22%
Meta Platforms, Inc.
3.09%
Eli Lilly & Co.
2.77%
Advanced Micro Devices, Inc.
2.30%
Visa, Inc.
1.88%
Mastercard, Inc.
1.43%
Palantir Technologies, Inc.
1.24%
Lam Research Corp.
1.13%
Frequently asked questions about CARK and IWF
How have the CARK and IWF ETFs performed in 2026?
As of October 27, 2026, CARK is up 7.22% year-to-date (YTD), while IWF has returned 3.64%. That puts CARK better performer ahead so far this year.
Which ETF is attracting more investor money: CARK or IWF?
Year-to-date, the CARK ETF saw +$4M in flows, compared to -$5.81B for IWF.
Which ETF is more volatile: CARK or IWF?
Over the past year, CARK had a volatility of 18.62%, while IWF experienced 18.16%.
Which ETF is bigger: CARK or IWF?
As of October 27, 2026, CARK holds $335.65 M in assets under management (AUM), while IWF manages $124.68 B.
What sectors do the CARK and IWF ETFs invest in?
CARK leans toward sectors like Technology, Finance and Healthcare. Meanwhile, IWF focuses on Technology.
What are the top holdings of the CARK ETF and IWF ETF?
CARK top holdings include NVIDIA Corp., Alphabet, Inc. and Apple, Inc.. IWF holds in its top three: NVIDIA Corp., Apple, Inc. and Alphabet, Inc..
Which ETF is more diversified: CARK or IWF?
CARK holds 29 securities with 78.17% of its assets in the top 15. IWF has 367 securities and a top 15 weight of 64.73%.
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