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Compare Global X Russell 2000 Index ETF (RSSX) vs BMO S&P US Small Cap Index ETF (ZSML) to find the best fit for your portfolio. RSSX provides Finance, Technology, and Healthcare exposures, while ZSML is primarily weighted in Finance, Technology, and Industrials. When evaluating costs, RSSX features a management fee (MER) of 0.25%, compared to 0.2% for ZSML. Performance-wise, RSSX has returned 19.83% year-to-date with +$7 M in net flows, whereas ZSML is at 24.37% with +$74 M. Use the comparison tool below to benchmark these funds across top 10 holdings, yield, sector weights and historical returns.
NAV Performance and Flows
Key Data
Compare
RSSX
ZSML
| AuM | $47.51 M | $195.19 M |
| Management Fees | 0.25% | 0.20% |
| Exp. ratio | 0.28% | 0.22% |
| Tracking Difference | -0.62% | - |
Historical performance and flows
As of July 17, 2026
| 1M | 3M | YTD | 1Y | 3Y | ||
|---|---|---|---|---|---|---|
| Perf. | RSSX | +1.50% | +6.87% | +19.83% | +32.53% | - |
ZSML | +3.00% | +10.58% | +24.37% | +33.20% | +57.51% | |
| Flows | RSSX | +$16 M | +$17 M | +$7 M | +$17 M | - |
ZSML | +$62 M | +$67 M | +$74 M | +$74 M | +$62 M |
RSSX vs ZSML exposure
Countries
RSSX
USA
92.40%
Other
7.60%
ZSML
USA
97.81%
Sectors
RSSX
Finance
22.23%
Technology
17.26%
Healthcare
15.86%
Industrials
15.47%
Other
29.18%
ZSML
Finance
24.75%
Technology
15.73%
Industrials
12.32%
Healthcare
10.94%
Consumer Cyclicals
8.04%
Other
28.23%
As of July 17, 2026
Top 10 Holdings
RSSX
Bloom Energy Corp.
1.82%
Credo Technology Group Holding Ltd.
1.11%
Sterling Infrastructure, Inc.
0.75%
IonQ, Inc.
0.73%
Fabrinet
0.69%
Nextpower, Inc.
0.67%
Coeur Mining, Inc.
0.58%
TTM Technologies, Inc.
0.52%
EchoStar Corp.
0.51%
Guardant Health, Inc.
0.47%
ZSML
Semtech Corp.
0.89%
Sanmina Corp.
0.84%
ViaSat, Inc.
0.68%
Viavi Solutions, Inc.
0.65%
Lumen Technologies, Inc. (Louisiana)
0.59%
FormFactor, Inc.
0.59%
Element Solutions, Inc.
0.56%
Argan, Inc.
0.55%
Enphase Energy, Inc.
0.53%
Molina Healthcare, Inc.
0.53%
Diversification
RSSX
Total weight of top 10 holdings out of 1,872 total
7.84%
ZSML
Total weight of top 10 holdings out of 601 total
6.42%
Characteristics
Compare
RSSX
ZSML
| Provider | Global X | BMO |
| Management | Passively managed | Passively managed |
| Benchmark | Russell 2000 RIC Capped Index - USD | S&P SmallCap 600 Index - USD |
| Replication Method | Direct (Physical) | |
| Asset Class | Equity | Equity |
| Dividend Policy | Distributing | Distributing |
| Trailing 12m distribution yield | 1.63% | 0.98% |
| Meets ESG criteria | No | No |
| Inception Date | November 7, 2024 | February 11, 2020 |
Frequently asked questions about RSSX and ZSML
Which ETF has performed better year to date: RSSX or ZSML?
As of July 17, 2026, RSSX has returned 19.83% year to date, while ZSML has returned 24.37%. ZSML is ahead on YTD performance.
Which ETF is larger by assets under management: RSSX or ZSML?
As of July 17, 2026, RSSX manages $47.51 M in assets, while ZSML manages $195.19 M. ZSML is the larger fund by AUM.
How are RSSX and ZSML managed?
RSSX is passively managed by Global X. It tracks the Russell 2000 RIC Capped Index - USD benchmark. ZSML is passively managed by BMO. It tracks the S&P SmallCap 600 Index - USD benchmark.
What sectors do RSSX and ZSML emphasize?
RSSX is most exposed to Finance, Technology, and Healthcare. ZSML is most exposed to Finance, Technology, and Industrials.
Which ETF is attracting more investor flows: RSSX or ZSML?
Year to date, RSSX has seen +$7.32 M in net flows, compared with +$74.22 M for ZSML. ZSML has attracted more net investor money so far.
How do the fees of RSSX and ZSML compare?
RSSX has an expense ratio of 0.28%, while ZSML has an expense ratio of 0.22%.
What are the top holdings of RSSX and ZSML?
RSSX's largest holdings include Bloom Energy Corp., Credo Technology Group Holding Ltd., and Sterling Infrastructure, Inc.. ZSML's top holdings include Semtech Corp., Sanmina Corp., and ViaSat, Inc..
Which ETF is more diversified: RSSX or ZSML?
RSSX holds 1866 securities, while ZSML holds 599. On holdings count, RSSX is the more diversified portfolio.
Recent articles about RSSX and ZSML
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