MNAvsWSMLETF Comparison
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NYLI Merger Arbitrage ETF (MNA) belongs to the Uncategorized Equities segment. iShares MSCI World Small-Cap ETF (WSML) is part of the DM Small Cap segment. MNA's top 3 sector exposures are Finance, Healthcare and Non-Energy Materials. In contrast, WSML's top sector exposures are Finance, Industrials and Technology. MNA is more expensive with a Total Expense Ratio (TER) of 0.78%, versus 0.3% for WSML. MNA is up 2.99% year-to-date (YTD) with -$11M in YTD flows. WSML performs better with 14.38% YTD performance, and -$189M in YTD flows. Run a side-by-side ETF comparison of MNA and WSML 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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MNA vs WSML performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/29/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MNA WSML | +0.54%+1.38% | +1.58%+1.55% | +2.99%+14.38% | +3.25%+17.20% | +18.95%n/a | +13.81%n/a |
| Flows | MNA WSML | -$5M- | +$6M+$14M | -$11M-$189M | -$2M-$177M | -$236M- | -$475M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MNA WSML | +2.73%+12.56% | +2.88%+15.16% | +3.23%n/a | +3.83%n/a |
| Max drawdown | MNA WSML | -0.86%-7.34% | -0.90%-10.19% | -2.71%n/a | -8.19%n/a |
| Max drawdown duration | MNA WSML | 24d74d | 8d49d | 112dn/a | 1019dn/a |
Trading data
MNA | WSML | |
Last sale 10/29/2026 at 1:30 PM | $37.00 | $34.37 |
| Previous close 10/28/2026 | $36.98 | $34.16 |
| Consolidated volume 10/28/2026 | ||
| 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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MNA | WSML | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/29/2026 at 1:30 PM
Live
Closed
MNA | WSML | |
|---|---|---|
| Last price | $37.00 | $34.37 |
| 1D performance | +0.05% | +0.59% |
| AuM | $260.62 M | $668.76 M |
| E/R | 0.78% | 0.3% |
Characteristics
MNA | WSML | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | New York Life Investments | iShares |
| Benchmark | NYLI Merger Arbitrage Index | MSCI World Small Cap Index |
| N° of holdings | 58 | 3638 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | November 17, 2009 | April 1, 2025 |
| ESG | No | No |
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Exposure
Countries
MNA
USA
68.54%
Canada
12.33%
United Kingdom
10.36%
Other
8.78%
WSML
USA
59.7%
Japan
12.41%
Other
27.89%
Sectors
MNA
Finance
16.27%
Healthcare
12.65%
Non-Energy Materi.
12.18%
Consumer Services
10.24%
Utilities
9.89%
Non-Corporate
7.51%
Other
31.26%
WSML
Finance
23.37%
Industrials
14.51%
Technology
12.88%
Healthcare
11.36%
Non-Energy Materi.
10.92%
Other
26.96%
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Diversification
MNA
Total weight of top 15 holdings out of 15
50.76%
WSML
Total weight of top 15 holdings out of 15
3.28%
Top 15 holdings
Data as of August 31, 2026
MNA
BNY Dreyfus Institutional Preferred Gov Money Market Fund
7.51%
Teck Resources Limited
5.74%
NorthWestern Energy Group, Inc.
3.50%
Warner Bros. Discovery, Inc.
3.38%
Dominion Energy, Inc.
3.36%
ARC Resources Ltd.
3.10%
Caesars Entertainment, Inc.
3.09%
The AES Corp.
3.03%
Kenvue, Inc.
2.97%
Equitable Holdings, Inc.
2.87%
Organon & Co.
2.73%
Globalstar, Inc.
2.48%
Element Solutions, Inc.
2.44%
Schroders Plc
2.28%
Penumbra, Inc.
2.28%
WSML
BlackRock Cash Funds - Treasury
0.52%
Moderna, Inc.
0.43%
US Foods Holding Corp.
0.21%
Tenet Healthcare Corp.
0.21%
Royal Gold, Inc.
0.20%
Roku, Inc.
0.19%
Woodward, Inc.
0.18%
Guardant Health, Inc.
0.18%
Viatris, Inc.
0.17%
TD SYNNEX Corp.
0.16%
ITT, Inc.
0.16%
MACOM Technology Solutions Holdings, Inc.
0.16%
Ovintiv, Inc.
0.16%
Permian Resources Corp.
0.16%
Nutanix, Inc.
0.16%
Frequently asked questions about MNA and WSML
How have the MNA and WSML ETFs performed in 2026?
As of October 29, 2026, MNA is up 2.99% year-to-date (YTD), while WSML has returned 14.38%. That puts WSML better performer ahead so far this year.
Which ETF is attracting more investor money: MNA or WSML?
Year-to-date, the MNA ETF saw -$11M in flows, compared to -$189M for WSML.
Which ETF is more volatile: MNA or WSML?
Over the past year, MNA had a volatility of 2.88%, while WSML experienced 15.16%.
Which ETF is bigger: MNA or WSML?
As of October 29, 2026, MNA holds $260.62 M in assets under management (AUM), while WSML manages $668.76 M.
What sectors do the MNA and WSML ETFs invest in?
MNA leans toward sectors like Finance, Healthcare and Non-Energy Materials. Meanwhile, WSML focuses on Finance, Industrials and Technology.
What are the top holdings of the MNA ETF and WSML ETF?
MNA top holdings include BNY Dreyfus Institutional Preferred Gov Money Market Fund, Teck Resources Limited and NorthWestern Energy Group, Inc.. WSML holds in its top three: BlackRock Cash Funds - Treasury, Moderna, Inc. and US Foods Holding Corp..
Which ETF is more diversified: MNA or WSML?
MNA holds 58 securities with 50.76% of its assets in the top 15. WSML has 3656 securities and a top 15 weight of 3.28%.
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