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: Financials, Industrials and Information Technology. MFSI is more expensive with a Total Expense Ratio (TER) of 0.59%, versus 0.3% for CWI. MFSI is up 2.6% year-to-date (YTD) with +$255M in YTD flows. CWI performs better with 8.14% YTD performance, and +$105M 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 04/24/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MFSI CWI | +6.41%+7.75% | +0.03%+2.71% | +2.60%+8.14% | +21.13%+34.31% | n/a+62.07% | n/a+49.93% |
| Flows | MFSI CWI | +$49M+$98M | +$216M+$75M | +$255M+$105M | +$716M+$363M | -+$342M | -+$404M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MFSI CWI | +17.17%+19.66% | +11.82%+12.77% | n/a+13.00% | n/a+13.99% |
| Max drawdown | MFSI CWI | -10.94%-10.82% | -10.94%-10.82% | n/a-13.36% | n/a-29.10% |
| Max drawdown duration | MFSI CWI | 54d54d | 54d54d | n/a43d | n/a1056d |
Trading data
MFSI | CWI | |
Last sale 4/27/2026 at 1:30 PM | $31.30 | $38.97 |
| Previous close 04/24/2026 | $31.34 | $39.02 |
| Consolidated volume 04/24/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of March 31, 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 4/27/2026 at 1:30 PM
Live
Closed
MFSI | CWI | |
|---|---|---|
| Last price | $31.30 | $38.97 |
| 1D performance | -0.14% | -0.13% |
| AuM | $991.02 M | $2.65 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 | 78 | 994 |
| 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
14.54%
USA
12.69%
France
12.17%
United Kingdom
10.59%
Switzerland
8.9%
Other
41.11%
CWI
Japan
14.15%
Canada
9.23%
United Kingdom
9.19%
USA
8.68%
Other
58.74%
Sectors
MFSI
Financials
19.37%
Industrials
13.88%
Information Techn.
8.71%
Consumer Discreti.
8.18%
Other
49.86%
CWI
Financials
22.35%
Industrials
13.32%
Information Techn.
8.74%
Consumer Discreti.
8.14%
Other
47.46%
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Diversification
MFSI
Total weight of top 15 holdings out of 15
33.66%
CWI
Total weight of top 15 holdings out of 15
17.34%
Top 15 holdings
Data as of March 31, 2026
MFSI
US8740391003
7.30%
SAMSUNG ELECTR
2.47%
AIR LIQUIDE
2.31%
TOTALENERGIES SE
2.00%
ENI
1.93%
HITACHI
1.91%
ROLLS-ROYCE HOLDINGS
1.88%
SCHNEIDER ELECTRIC SE
1.86%
MITSUBISHI ELECTRIC
1.78%
CH1499059983
1.76%
NOVARTIS
1.75%
ENGIE
1.74%
DEUTSCHE BOERSE AG
1.71%
CIE FINANCIERE RICHEMONT AG ZUG
1.68%
TORONTO DOMINION
1.58%
CWI
US8740391003
4.13%
US7960508882
1.73%
ASML HOLDING
1.57%
TENCENT HOLDINGS
1.13%
SHELL PLC
0.95%
HSBC HOLDINGS
0.93%
NOVARTIS
0.89%
ASTRAZENECA
0.89%
SK HYNIX
0.86%
ROYAL BK CANADA
0.83%
NESTLE SA
0.80%
ALIBABA GROUP HOLDING LTD
0.75%
COMMONWEALTH BANK OF AUSTRALIA
0.64%
TOTALENERGIES SE
0.62%
TOYOTA
0.60%
Frequently asked questions about MFSI and CWI
How have the MFSI and CWI ETFs performed in 2026?
As of April 24, 2026, MFSI is up 2.6% year-to-date (YTD), while CWI has returned 8.14%. 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 +$255M in flows, compared to +$105M for CWI.
Which ETF is more volatile: MFSI or CWI?
Over the past year, MFSI had a volatility of 11.82%, while CWI experienced 12.77%.
Which ETF is bigger: MFSI or CWI?
As of April 24, 2026, MFSI holds $991.02 M in assets under management (AUM), while CWI manages $2.65 B.
What sectors do the MFSI and CWI ETFs invest in?
MFSI leans toward sectors like Financials, Industrials and Information Technology. Meanwhile, CWI focuses on Financials, Industrials and Information Technology.
What are the top holdings of the MFSI ETF and CWI ETF?
MFSI top holdings include US8740391003, SAMSUNG ELECTR and AIR LIQUIDE. CWI holds in its top three: US8740391003, US7960508882 and ASML HOLDING.
Which ETF is more diversified: MFSI or CWI?
MFSI holds 87 securities with 33.66% of its assets in the top 15. CWI has 1086 securities and a top 15 weight of 17.34%.
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Latest news about MFSI & CWI
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