MFSIvsCWIETF Comparison
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MFS Active International ETF (MFSI) belongs to the Uncategorized Equities segment. State Street SPDR MSCI ACWI ex-US ETF (CWI) is part of the Global Blended Cap segment. Both ETFs have the same top 3 sector exposures: Finance, Technology and Industrials. MFSI is more expensive with a Total Expense Ratio (TER) of 0.59%, versus 0.3% for CWI. MFSI is up 7.39% year-to-date (YTD) with +$487M in YTD flows. CWI performs better with 11.15% YTD performance, and +$250M in YTD flows. Run a side-by-side ETF comparison of MFSI and CWI 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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MFSI vs CWI performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/27/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MFSI CWI | -0.59%-2.65% | +0.28%-0.70% | +7.39%+11.15% | +9.80%+13.47% | n/a+79.18% | n/a+52.40% |
| Flows | MFSI CWI | +$54M+$81M | +$119M+$106M | +$487M+$250M | +$649M+$393M | -+$528M | -+$465M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MFSI CWI | +8.99%+10.85% | +12.34%+14.37% | n/a+13.24% | n/a+14.20% |
| Max drawdown | MFSI CWI | -4.39%-6.06% | -10.94%-10.82% | n/a-13.36% | n/a-28.24% |
| Max drawdown duration | MFSI CWI | 79d49d | 88d65d | n/a43d | n/a783d |
Trading data
MFSI | CWI | |
Last sale 10/28/2026 at 1:30 PM | $32.95 | $39.89 |
| Previous close 10/27/2026 | $32.83 | $39.67 |
| 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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MFSI
is actively managed and doesn’t replicate an indexMFSI | CWI | |
|---|---|---|
| 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
MFSI | CWI | |
|---|---|---|
| Last price | $32.95 | $39.89 |
| 1D performance | +0.37% | +0.55% |
| AuM | $1.27 B | $2.83 B |
| E/R | 0.59% | 0.3% |
Characteristics
MFSI | CWI | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | MFS | State Street Investment Management |
| Benchmark | - | MSCI ACWI ex USA Index |
| N° of holdings | 93 | 1061 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | December 4, 2024 | January 10, 2007 |
| ESG | No | No |
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Exposure
Countries
MFSI
Japan
14.76%
France
11.37%
Switzerland
10.01%
United Kingdom
9.94%
Taiwan
8.42%
Other
45.5%
CWI
Japan
14.28%
Canada
8.69%
Taiwan
8.52%
United Kingdom
8.39%
Other
60.12%
Sectors
MFSI
Finance
25.16%
Technology
21.81%
Industrials
11.94%
Healthcare
8.67%
Consumer Non-Cycl.
7.67%
Other
24.75%
CWI
Finance
25.77%
Technology
22.59%
Industrials
11.45%
Non-Energy Materi.
7.49%
Other
32.71%
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Diversification
MFSI
Total weight of top 15 holdings out of 15
35.68%
CWI
Total weight of top 15 holdings out of 15
19.34%
Top 15 holdings
Data as of August 31, 2026
MFSI
Taiwan Semiconductor Manufacturing Co., Ltd.
7.33%
Samsung Electronics Co., Ltd.
3.51%
Tencent Holdings Ltd.
2.29%
Schneider Electric SE
2.09%
Hitachi Ltd.
2.01%
Compagnie Financière Richemont SA
2.01%
Rolls-Royce Holdings Plc
1.98%
Novartis AG
1.89%
Roche Holding AG
1.87%
ING Groep NV
1.86%
Intesa Sanpaolo SpA
1.79%
The Toronto-Dominion Bank
1.79%
Air Liquide SA
1.78%
TotalEnergies SE
1.76%
Mitsubishi Electric Corp.
1.72%
CWI
Taiwan Semiconductor Manufacturing Co., Ltd.
4.83%
Samsung Electronics Co., Ltd.
2.51%
SK hynix, Inc.
1.79%
ASML Holding NV
1.78%
HSBC Holdings Plc
1.01%
Tencent Holdings Ltd.
0.91%
Royal Bank of Canada
0.87%
Roche Holding AG
0.85%
Novartis AG
0.75%
Siemens AG
0.70%
Mitsubishi UFJ Financial Group, Inc.
0.70%
Shell Plc
0.69%
Nestlé SA
0.67%
AstraZeneca PLC
0.65%
BHP Group Ltd.
0.64%
Frequently asked questions about MFSI and CWI
How have the MFSI and CWI ETFs performed in 2026?
As of October 27, 2026, MFSI is up 7.39% year-to-date (YTD), while CWI has returned 11.15%. That puts CWI better performer ahead so far this year.
Which ETF is attracting more investor money: MFSI or CWI?
Year-to-date, the MFSI ETF saw +$487M in flows, compared to +$250M for CWI.
Which ETF is more volatile: MFSI or CWI?
Over the past year, MFSI had a volatility of 12.34%, while CWI experienced 14.37%.
Which ETF is bigger: MFSI or CWI?
As of October 27, 2026, MFSI holds $1.27 B in assets under management (AUM), while CWI manages $2.83 B.
What sectors do the MFSI and CWI ETFs invest in?
MFSI leans toward sectors like Finance, Technology and Industrials. Meanwhile, CWI focuses on Finance, Technology and Industrials.
What are the top holdings of the MFSI ETF and CWI ETF?
MFSI top holdings include Taiwan Semiconductor Manufacturing Co., Ltd., Samsung Electronics Co., Ltd. and Tencent Holdings Ltd.. CWI holds in its top three: Taiwan Semiconductor Manufacturing Co., Ltd., Samsung Electronics Co., Ltd. and SK hynix, Inc..
Which ETF is more diversified: MFSI or CWI?
MFSI holds 93 securities with 35.68% of its assets in the top 15. CWI has 1068 securities and a top 15 weight of 19.34%.
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Latest news about MFSI & CWI
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