XAIWvsPABUETF Comparison
VS
ETF 2
PABU
iShares Paris-Aligned Climate Optimized MSCI USA ETF
SpaceXAI Lab Ecosystem ETF (XAIW) belongs to the AI & Big Data segment. iShares Paris-Aligned Climate Optimized MSCI USA ETF (PABU) is part of the segment. XAIW's top 3 sector exposures are Technology, Telecommunications and Industrials. In contrast, PABU's top sector exposures are Technology, Finance and Healthcare. XAIW is more expensive with a Total Expense Ratio (TER) of 0.59%, versus 0.1% for PABU. Run a side-by-side ETF comparison of XAIW and PABU 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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XAIW vs PABU performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/28/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | XAIW PABU | +3.52%-0.62% | n/a+4.09% | n/a+8.30% | n/a+10.73% | n/a+72.07% | n/an/a |
| Flows | XAIW PABU | -$746K-$67M | --$67M | -+$33M | --$31M | -+$48M | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | XAIW PABU | n/a+14.59% | n/a+15.49% | n/a+16.56% | n/an/a |
| Max drawdown | XAIW PABU | n/a-4.54% | n/a-13.37% | n/a-20.80% | n/an/a |
| Max drawdown duration | XAIW PABU | n/a22d | n/a184d | n/a198d | n/an/a |
Trading data
XAIW | PABU | |
Last sale 9/29/2026 at 1:30 PM | $24.96 | $78.71 |
| Previous close 09/28/2026 | $24.75 | $78.32 |
| Consolidated volume 09/28/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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XAIW
is actively managed and doesn’t replicate an indexXAIW | PABU | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/29/2026 at 1:30 PM
Live
Closed
XAIW | PABU | |
|---|---|---|
| Last price | $24.96 | $78.71 |
| 1D performance | +0.83% | +0.50% |
| AuM | $1.48 M | $2.46 B |
| E/R | 0.59% | 0.1% |
Characteristics
XAIW | PABU | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Harbor Capital | iShares |
| Benchmark | - | MSCI USA Climate Paris Aligned Benchmark Extended Select Index |
| N° of holdings | 21 | 86 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | August 13, 2026 | February 8, 2022 |
| ESG | No | Yes |
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Exposure
Countries
XAIW
USA
82.97%
Other
17.03%
PABU
USA
99.95%
Other
0.05%
Sectors
XAIW
Technology
50.28%
Telecommunication.
20.79%
Industrials
8.86%
Other
20.07%
PABU
Technology
61.12%
Finance
22.84%
Other
16.04%
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Diversification
XAIW
Total weight of top 15 holdings out of 15
77.79%
PABU
Total weight of top 15 holdings out of 15
58.88%
Top 15 holdings
Data as of August 31, 2026
XAIW
Space Exploration Technologies Corp.
20.79%
NVIDIA Corp.
8.56%
Dell Technologies, Inc.
5.45%
Oracle Corp.
4.76%
Super Micro Computer, Inc.
4.75%
Tesla, Inc.
4.50%
Taiwan Semiconductor Manufacturing Co., Ltd.
4.36%
Analog Devices, Inc.
3.83%
Intel Corp.
3.39%
Apollo Global Management, Inc.
3.18%
Credo Technology Group Holding Ltd.
3.07%
Lam Research Corp.
2.98%
Carrier Global Corp.
2.89%
Solaris Energy Infrastructure, Inc.
2.79%
Microsoft Corp.
2.49%
PABU
NVIDIA Corp.
9.55%
Microsoft Corp.
7.68%
Apple, Inc.
7.09%
Alphabet, Inc.
3.80%
Broadcom Inc.
3.63%
Advanced Micro Devices, Inc.
3.31%
Tesla, Inc.
3.28%
Snowflake, Inc.
3.27%
Eli Lilly & Co.
3.23%
ServiceNow, Inc.
2.99%
Marvell Technology, Inc.
2.55%
International Business Machines Corp.
2.32%
Simon Property Group, Inc.
2.07%
Prologis, Inc.
2.06%
Meta Platforms, Inc.
2.05%
Frequently asked questions about XAIW and PABU
Which ETF is bigger: XAIW or PABU?
As of September 28, 2026, XAIW holds $1.48 M in assets under management (AUM), while PABU manages $2.46 B.
What sectors do the XAIW and PABU ETFs invest in?
XAIW leans toward sectors like Technology, Telecommunications and Industrials. Meanwhile, PABU focuses on Technology and Finance.
What are the top holdings of the XAIW ETF and PABU ETF?
XAIW top holdings include Space Exploration Technologies Corp., NVIDIA Corp. and Dell Technologies, Inc.. PABU holds in its top three: NVIDIA Corp., Microsoft Corp. and Apple, Inc..
Which ETF is more diversified: XAIW or PABU?
XAIW holds 21 securities with 77.79% of its assets in the top 15. PABU has 87 securities and a top 15 weight of 58.88%.
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Latest news about XAIW & PABU
Donald Trump’s Executive Orders: ETF Bulls and Bears
January 24, 2025
PABU
Key Takeaways from the 2024 Trackinsight Global ETF Survey: Thematic ETFs
February 22, 2024
PABU
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