FIWvsEPSBETF Comparison
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First Trust ISE Water Index Fund ETF (FIW) belongs to the Natural Resources segment. Harbor SMID Cap Core ETF (EPSB) is part of the US Multi-Factor segment. FIW's top 3 sector exposures are Industrials, Healthcare and Non-Energy Materials. In contrast, EPSB's top sector exposures are Industrials, Finance and Technology. FIW is less expensive with a Total Expense Ratio (TER) of 0.51%, versus 0.88% for EPSB. FIW is down -1.7% year-to-date (YTD) with -$90M in YTD flows. EPSB performs better with 17.19% YTD performance, and - in YTD flows. Run a side-by-side ETF comparison of FIW and EPSB 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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FIW vs EPSB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/09/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | FIW EPSB | -5.75%-4.18% | +0.36%+0.00% | -1.70%+17.19% | -3.99%+20.42% | +26.01%n/a | +21.58%n/a |
| Flows | FIW EPSB | -$60M- | -$43M- | -$90M- | -$45M+$584K | +$59M- | +$212M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | FIW EPSB | +17.81%+12.69% | +16.12%+15.01% | +16.85%n/a | +18.78%n/a |
| Max drawdown | FIW EPSB | -6.29%-6.18% | -13.79%-8.47% | -18.25%n/a | -28.49%n/a |
| Max drawdown duration | FIW EPSB | 31d25d | 230d49d | 238dn/a | 710dn/a |
Trading data
FIW | EPSB | |
Last sale 9/11/2026 at 1:30 PM | $105.55 | $26.90 |
| Previous close 09/10/2026 | $104.90 | $26.59 |
| Consolidated volume 09/10/2026 | ||
| 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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EPSB
is actively managed and doesn’t replicate an indexFIW | EPSB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
FIW | EPSB | |
|---|---|---|
| Last price | $105.55 | $26.90 |
| 1D performance | +0.62% | +1.15% |
| AuM | $1.77 B | $4.65 M |
| E/R | 0.51% | 0.88% |
Characteristics
FIW | EPSB | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | First Trust | Harbor Capital |
| Benchmark | ISE Clean Edge Water Index | - |
| N° of holdings | 36 | 56 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 8, 2007 | May 1, 2025 |
| ESG | Yes | No |
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Exposure
Countries
FIW
USA
92.05%
Other
7.95%
EPSB
USA
96.67%
Other
3.33%
Sectors
FIW
Industrials
48.61%
Healthcare
13.91%
Non-Energy Materi.
13.7%
Utilities
11.3%
Consumer Non-Cycl.
7.47%
Other
5.01%
EPSB
Industrials
24.69%
Finance
22.89%
Technology
14.07%
Non-Energy Materi.
10%
Healthcare
9.17%
Other
19.19%
Diversification
FIW
Total weight of top 15 holdings out of 15
60.12%
EPSB
Total weight of top 15 holdings out of 15
37.66%
Top 15 holdings
Data as of July 31, 2026
FIW
Agilent Technologies, Inc.
5.29%
Waters Corp.
5.21%
Roper Technologies, Inc.
4.82%
Veralto Corp.
4.19%
American Water Works Co., Inc.
4.14%
IDEX Corp.
4.01%
Jacobs Solutions, Inc.
3.86%
Mueller Industries, Inc.
3.78%
Ferguson Enterprises, Inc.
3.77%
Ecolab, Inc.
3.75%
Masco Corp.
3.68%
Xylem, Inc.
3.60%
Watts Water Technologies, Inc.
3.47%
IDEXX Laboratories, Inc.
3.41%
Tetra Tech, Inc.
3.14%
EPSB
Moog, Inc.
3.71%
Woodward, Inc.
3.16%
Archrock, Inc.
2.83%
Ryder System, Inc.
2.80%
Teledyne Technologies, Inc.
2.59%
Reinsurance Group of America, Inc.
2.46%
Snap-On, Inc.
2.35%
FormFactor, Inc.
2.35%
Arrow Electronics, Inc.
2.29%
Raymond James Financial, Inc.
2.24%
CBRE Group, Inc.
2.20%
CF Industries Holdings, Inc.
2.20%
Charles River Laboratories International, Inc.
2.17%
BorgWarner, Inc.
2.16%
Hexcel Corp.
2.16%
Frequently asked questions about FIW and EPSB
How have the FIW and EPSB ETFs performed in 2026?
As of September 9, 2026, FIW is down -1.7% year-to-date (YTD), while EPSB has returned 17.19%. That puts EPSB better performer ahead so far this year.
Which ETF is attracting more investor money: FIW or EPSB?
Year-to-date, the FIW ETF saw -$90M in flows, compared to - for EPSB.
Which ETF is more volatile: FIW or EPSB?
Over the past year, FIW had a volatility of 16.12%, while EPSB experienced 15.01%.
Which ETF is bigger: FIW or EPSB?
As of September 9, 2026, FIW holds $1.77 B in assets under management (AUM), while EPSB manages $4.65 M.
What sectors do the FIW and EPSB ETFs invest in?
FIW leans toward sectors like Industrials, Healthcare and Non-Energy Materials. Meanwhile, EPSB focuses on Industrials, Finance and Technology.
What are the top holdings of the FIW ETF and EPSB ETF?
FIW top holdings include Agilent Technologies, Inc., Waters Corp. and Roper Technologies, Inc.. EPSB holds in its top three: Moog, Inc., Woodward, Inc. and Archrock, Inc..
Which ETF is more diversified: FIW or EPSB?
FIW holds 36 securities with 60.12% of its assets in the top 15. EPSB has 56 securities and a top 15 weight of 37.66%.
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Latest news about FIW & EPSB
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