CWIvsMFSIETF Comparison
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State Street SPDR MSCI ACWI ex-US ETF (CWI) belongs to the Global Blended Cap segment. MFS Active International ETF (MFSI) is part of the Uncategorized Equities segment. Both ETFs have the same top 3 sector exposures: Finance, Technology and Industrials. CWI is less expensive with a Total Expense Ratio (TER) of 0.3%, versus 0.59% for MFSI. CWI is up 16.02% year-to-date (YTD) with +$170M in YTD flows. MFSI performs worse with 8.55% YTD performance, and +$414M in YTD flows. Run a side-by-side ETF comparison of CWI and MFSI 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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CWI vs MFSI performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/11/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | CWI MFSI | +0.23%-2.18% | +4.73%+4.63% | +16.02%+8.55% | +23.49%+14.66% | +75.14%n/a | +57.56%n/a |
| Flows | CWI MFSI | +$25M+$37M | +$65M+$81M | +$170M+$414M | +$333M+$659M | +$360M- | +$384M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | CWI MFSI | +13.73%+10.63% | +14.23%+12.35% | +13.29%n/a | +14.19%n/a |
| Max drawdown | CWI MFSI | -5.02%-2.25% | -10.82%-10.94% | -13.36%n/a | -28.24%n/a |
| Max drawdown duration | CWI MFSI | 50d32d | 65d88d | 43dn/a | 783dn/a |
Trading data
CWI | MFSI | |
Last sale 9/11/2026 at 1:30 PM | $41.27 | $33.21 |
| Previous close 09/10/2026 | $40.90 | $32.89 |
| 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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MFSI
is actively managed and doesn’t replicate an indexCWI | MFSI | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
CWI | MFSI | |
|---|---|---|
| Last price | $41.27 | $33.21 |
| 1D performance | +0.90% | +0.97% |
| AuM | $2.87 B | $1.21 B |
| E/R | 0.3% | 0.59% |
Characteristics
CWI | MFSI | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | State Street Investment Management | MFS |
| Benchmark | MSCI ACWI ex USA Index | - |
| N° of holdings | 1065 | 91 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | January 10, 2007 | December 4, 2024 |
| ESG | No | No |
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Exposure
Countries
CWI
Japan
14.2%
Canada
8.66%
United Kingdom
8.65%
Taiwan
8.03%
Other
60.46%
MFSI
Japan
14.78%
France
11.65%
United Kingdom
10.08%
Switzerland
9.98%
Taiwan
8.25%
Other
45.26%
Sectors
CWI
Finance
26.24%
Technology
21.67%
Industrials
11.62%
Consumer Non-Cycl.
7.21%
Other
33.25%
MFSI
Finance
25.3%
Technology
21.36%
Industrials
11.92%
Healthcare
8.74%
Consumer Non-Cycl.
7.5%
Other
25.18%
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Diversification
CWI
Total weight of top 15 holdings out of 15
19.48%
MFSI
Total weight of top 15 holdings out of 15
35.62%
Top 15 holdings
Data as of July 31, 2026
CWI
Taiwan Semiconductor Manufacturing Co., Ltd.
4.83%
Samsung Electronics Co., Ltd.
2.27%
SK hynix, Inc.
1.81%
ASML Holding NV
1.79%
HSBC Holdings Plc
1.06%
Tencent Holdings Ltd.
0.98%
Royal Bank of Canada
0.91%
Roche Holding AG
0.87%
Novartis AG
0.79%
Shell Plc
0.71%
Siemens AG
0.70%
Nestlé SA
0.70%
AstraZeneca PLC
0.70%
Mitsubishi UFJ Financial Group, Inc.
0.70%
Alibaba Group Holding Ltd.
0.66%
MFSI
Taiwan Semiconductor Manufacturing Co., Ltd.
7.16%
Samsung Electronics Co., Ltd.
3.41%
Tencent Holdings Ltd.
2.47%
Schneider Electric SE
2.05%
Compagnie Financière Richemont SA
2.01%
Hitachi Ltd.
1.97%
Novartis AG
1.95%
Rolls-Royce Holdings Plc
1.90%
Roche Holding AG
1.88%
ING Groep NV
1.85%
Mitsubishi Electric Corp.
1.84%
BNP Paribas SA
1.79%
Air Liquide SA
1.78%
The Toronto-Dominion Bank
1.78%
TotalEnergies SE
1.78%
Frequently asked questions about CWI and MFSI
How have the CWI and MFSI ETFs performed in 2026?
As of September 11, 2026, CWI is up 16.02% year-to-date (YTD), while MFSI has returned 8.55%. That puts CWI better performer ahead so far this year.
Which ETF is attracting more investor money: CWI or MFSI?
Year-to-date, the CWI ETF saw +$170M in flows, compared to +$414M for MFSI.
Which ETF is more volatile: CWI or MFSI?
Over the past year, CWI had a volatility of 14.23%, while MFSI experienced 12.35%.
Which ETF is bigger: CWI or MFSI?
As of September 11, 2026, CWI holds $2.87 B in assets under management (AUM), while MFSI manages $1.21 B.
What sectors do the CWI and MFSI ETFs invest in?
CWI leans toward sectors like Finance, Technology and Industrials. Meanwhile, MFSI focuses on Finance, Technology and Industrials.
What are the top holdings of the CWI ETF and MFSI ETF?
CWI top holdings include Taiwan Semiconductor Manufacturing Co., Ltd., Samsung Electronics Co., Ltd. and SK hynix, Inc.. MFSI holds in its top three: Taiwan Semiconductor Manufacturing Co., Ltd., Samsung Electronics Co., Ltd. and Tencent Holdings Ltd..
Which ETF is more diversified: CWI or MFSI?
CWI holds 1071 securities with 19.48% of its assets in the top 15. MFSI has 91 securities and a top 15 weight of 35.62%.
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Latest news about CWI & MFSI
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