PBWvsWATSETF Comparison
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Invesco WilderHill Clean Energy ETF (PBW) and Corgi Battery Energy Storage Systems ETF (WATS) belong to the same industry segment: Alternative Energy. PBW's top 3 sector exposures are Industrials, Non-Energy Materials and Consumer Cyclicals. In contrast, WATS's top sector exposures are Industrials, Consumer Cyclicals and Technology. PBW is more expensive with a Total Expense Ratio (TER) of 0.63%, versus 0.35% for WATS. Run a side-by-side ETF comparison of PBW and WATS 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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PBW vs WATS performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/04/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | PBW WATS | -8.06%-2.37% | -30.06%-25.91% | +4.62%n/a | +29.68%n/a | -8.75%n/a | -56.70%n/a |
| Flows | PBW WATS | -$37M- | -$75M-$1M | -$299M- | -$83M- | -$113M- | -$352M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | PBW WATS | +47.88%+48.97% | +43.71%n/a | +41.45%n/a | +43.41%n/a |
| Max drawdown | PBW WATS | -34.31%-34.95% | -36.09%n/a | -62.05%n/a | -84.50%n/a |
| Max drawdown duration | PBW WATS | 92d77d | 94dn/a | 771dn/a | 1761dn/a |
Trading data
PBW | WATS | |
Last sale 9/8/2026 at 1:30 PM | $32.38 | $21.68 |
| Previous close 09/04/2026 | $31.79 | $20.75 |
| Consolidated volume 09/04/2026 | ||
| 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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WATS
is actively managed and doesn’t replicate an indexPBW | WATS | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/8/2026 at 1:30 PM
Live
Closed
PBW | WATS | |
|---|---|---|
| Last price | $32.38 | $21.68 |
| 1D performance | +1.86% | +4.48% |
| AuM | $392.44 M | $0.52 M |
| E/R | 0.63% | 0.35% |
Characteristics
PBW | WATS | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | Invesco | Corgi Funds |
| Benchmark | WilderHill Clean Energy Index | - |
| N° of holdings | 72 | 19 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | March 3, 2005 | May 6, 2026 |
| ESG | Yes | No |
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Exposure
Countries
PBW
USA
74.67%
Other
25.33%
WATS
USA
67.44%
Other
32.56%
Sectors
PBW
Industrials
41.3%
Non-Energy Materi.
22.94%
Consumer Cyclical.
11.97%
Technology
11.23%
Utilities
7.2%
Other
5.36%
WATS
Industrials
28.09%
Consumer Cyclical.
14.95%
Technology
11.14%
Utilities
9.98%
Other
35.84%
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Diversification
PBW
Total weight of top 15 holdings out of 15
30.06%
WATS
Total weight of top 15 holdings out of 15
68.68%
Top 15 holdings
Data as of July 31, 2026
PBW
Itron, Inc.
2.40%
Gentherm, Inc.
2.39%
OPAL Fuels, Inc.
2.27%
Darling Ingredients, Inc.
2.17%
BETA Technologies, Inc.
2.12%
Rivian Automotive, Inc.
2.07%
AXIA Energia SA
2.01%
Gevo, Inc.
2.01%
Cadeler A/S
1.92%
REX American Resources Corp.
1.89%
XPeng, Inc.
1.88%
NIO, Inc.
1.81%
Canadian Solar, Inc.
1.77%
Universal Display Corp.
1.68%
Sociedad Quimica y Minera de Chile SA
1.68%
WATS
Tesla, Inc.
14.95%
Enphase Energy, Inc.
6.96%
EnerSys
5.85%
Fluence Energy, Inc.
4.23%
SolarEdge Technologies, Inc.
4.18%
Sociedad Quimica y Minera de Chile SA
4.15%
The AES Corp.
4.14%
Sunrun, Inc.
3.97%
Generac Holdings, Inc.
3.80%
Enovix Corp.
3.08%
Energy Vault Holdings, Inc.
3.01%
Solid Power, Inc.
2.60%
American Battery Technology Co.
2.60%
Eos Energy Enterprises, Inc.
2.60%
Amprius Technologies, Inc.
2.56%
Frequently asked questions about PBW and WATS
Which ETF is bigger: PBW or WATS?
As of September 4, 2026, PBW holds $392.44 M in assets under management (AUM), while WATS manages $0.52 M.
What sectors do the PBW and WATS ETFs invest in?
PBW leans toward sectors like Industrials, Non-Energy Materials and Consumer Cyclicals. Meanwhile, WATS focuses on Industrials, Consumer Cyclicals and Technology.
What are the top holdings of the PBW ETF and WATS ETF?
PBW top holdings include Itron, Inc., Gentherm, Inc. and OPAL Fuels, Inc.. WATS holds in its top three: Tesla, Inc., Enphase Energy, Inc. and EnerSys.
Which ETF is more diversified: PBW or WATS?
PBW holds 72 securities with 30.06% of its assets in the top 15. WATS has 19 securities and a top 15 weight of 68.68%.
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Latest news about PBW & WATS
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November 1, 2024
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Energy Sector Plunges for the Third Week in a Row
November 13, 2023
PBW
Rising Interest Rates Cast Shadows Over US Alternative Energy ETFs
August 21, 2023
PBW
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