VS
Compare iShares S&P U.S. Mid-Cap Index ETF (XMC) vs BMO S&P US Mid Cap Index ETF (ZMID) to find the best fit for your portfolio. XMC and ZMID provide the same top sector exposures: Finance, Industrials, and Technology. When evaluating costs, XMC features a management fee (MER) of 0.15%, compared to 0.15% for ZMID. Performance-wise, XMC has returned 15.37% year-to-date with +$222 M in net flows, whereas ZMID is at 15.08% with -$12 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
XMC
ZMID
| AuM | $872.03 M | $310.21 M |
| Management Fees | 0.15% | 0.15% |
| Exp. ratio | 0.16% | 0.16% |
| Tracking Difference | 0.07% | 0.23% |
Historical performance and flows
As of September 2, 2026
| 1M | 3M | YTD | 1Y | 3Y | ||
|---|---|---|---|---|---|---|
| Perf. | XMC | -4.50% | +0.16% | +15.37% | +17.33% | +50.95% |
ZMID | -4.61% | +0.11% | +15.08% | +17.37% | +50.80% | |
| Flows | XMC | +$24 M | +$53 M | +$222 M | +$243 M | +$559 M |
ZMID | +$6 M | -$14 M | -$12 M | -$15 M | -$30 M |
XMC vs ZMID exposure
Countries
XMC
USA
96.37%
ZMID
USA
96.49%
Sectors
XMC
Finance
23.14%
Industrials
16.95%
Technology
13.39%
Non-Energy Materials
10.24%
Healthcare
10.21%
Other
26.07%
ZMID
Finance
23.17%
Industrials
16.94%
Technology
13.46%
Non-Energy Materials
10.25%
Healthcare
10.24%
Other
25.94%
As of September 2, 2026
Top 10 Holdings
XMC
Illumina, Inc.
0.87%
Twilio, Inc.
0.81%
TechnipFMC plc
0.77%
Curtiss-Wright Corp.
0.74%
Carpenter Technology Corp.
0.70%
ATI, Inc.
0.70%
Everpure, Inc.
0.66%
Okta, Inc.
0.66%
nVent Electric Plc
0.66%
XPO, Inc.
0.66%
ZMID
Illumina, Inc.
0.87%
Twilio, Inc.
0.81%
TechnipFMC plc
0.77%
Curtiss-Wright Corp.
0.75%
ATI, Inc.
0.70%
Carpenter Technology Corp.
0.70%
Everpure, Inc.
0.67%
Okta, Inc.
0.66%
nVent Electric Plc
0.66%
XPO, Inc.
0.66%
Diversification
XMC
Total weight of top 10 holdings out of 401 total
7.22%
ZMID
Total weight of top 10 holdings out of 400 total
7.25%
Characteristics
Compare
XMC
ZMID
| Provider | iShares | BMO |
| Management | Passively managed | Passively managed |
| Benchmark | S&P MidCap 400 Net Total Return Index - CAD | S&P MidCap 400 Net Total Return Index - CAD |
| Replication Method | Direct (Physical) | |
| Asset Class | Equity | Equity |
| Dividend Policy | Distributing | Distributing |
| Trailing 12m distribution yield | 0.93% | 0.92% |
| Meets ESG criteria | No | No |
| Inception Date | August 4, 2015 | February 11, 2020 |
Frequently asked questions about XMC and ZMID
Which ETF has performed better year to date: XMC or ZMID?
As of September 2, 2026, XMC has returned 15.37% year to date, while ZMID has returned 15.08%. XMC is ahead on YTD performance.
Which ETF is larger by assets under management: XMC or ZMID?
As of September 2, 2026, XMC manages $872.03 M in assets, while ZMID manages $310.21 M. XMC is the larger fund by AUM.
How are XMC and ZMID managed?
XMC is passively managed by iShares. It tracks the S&P MidCap 400 Net Total Return Index - CAD benchmark. ZMID is passively managed by BMO. It tracks the S&P MidCap 400 Net Total Return Index - CAD benchmark.
What sectors do XMC and ZMID emphasize?
XMC is most exposed to Finance, Industrials, and Technology. ZMID is most exposed to Finance, Industrials, and Technology.
Which ETF is attracting more investor flows: XMC or ZMID?
Year to date, XMC has seen +$222.28 M in net flows, compared with -$12.14 M for ZMID. XMC has attracted more net investor money so far.
How do the fees of XMC and ZMID compare?
XMC has an expense ratio of 0.16%, while ZMID has an expense ratio of 0.16%.
What are the top holdings of XMC and ZMID?
XMC's largest holdings include Illumina, Inc., Twilio, Inc., and TechnipFMC plc. ZMID's top holdings include Illumina, Inc., Twilio, Inc., and TechnipFMC plc.
Which ETF is more diversified: XMC or ZMID?
XMC holds 401 securities, while ZMID holds 400. On holdings count, XMC is the more diversified portfolio.
Recent articles about XMC and ZMID
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