VS
iShares Core S&P U.S. Total Market Index ETF (XUU) and iShares Core S&P Total U.S. Stock Market Index ETF (XTOT) offer distinct profiles for Canadian ETF investors. A direct comparison shows that XUU focuses its top 3 sector exposures on Technology, Finance, and Healthcare, while XTOT leans towards Technology, Finance, and Healthcare. When evaluating costs, XUU features a management fee (MER) of 0.07%, compared to 0.07% for XTOT. Performance-wise, XUU has returned 14.72% year-to-date with +$126 M in net flows, whereas XTOT is at 14.75% with +$4 B. 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
XUU
XTOT
| AuM | $4,674.91 M | $6,918.56 M |
| Management Fees | 0.07% | 0.07% |
| Exp. ratio | 0.07% | 0.08% |
| Tracking Difference | 0.06% | 0.21% |
Historical performance and flows
As of September 17, 2026
| 1M | 3M | YTD | 1Y | 3Y | ||
|---|---|---|---|---|---|---|
| Perf. | XUU | -0.89% | +2.58% | +14.72% | +18.25% | +81.19% |
XTOT | -0.96% | +2.50% | +14.75% | +18.36% | - | |
| Flows | XUU | +$25 M | +$17 M | +$126 M | +$100 M | +$509 M |
XTOT | +$478 M | +$1,402 M | +$4,037 M | +$4,812 M | - |
XUU vs XTOT exposure
Countries
XUU
USA
97.39%
XTOT
USA
97.36%
Sectors
XUU
Technology
41.91%
Finance
15.02%
Healthcare
9.23%
Industrials
8.55%
Consumer Non-Cyclicals
8.43%
Other
16.87%
XTOT
Technology
41.59%
Finance
14.98%
Healthcare
9.59%
Industrials
8.60%
Consumer Non-Cyclicals
8.42%
Other
16.82%
As of September 17, 2026
Top 10 Holdings
XUU
Apple, Inc.
6.79%
NVIDIA Corp.
6.55%
Microsoft Corp.
4.65%
Amazon.com, Inc.
3.20%
Alphabet, Inc.
2.71%
Broadcom Inc.
2.62%
Alphabet, Inc.
2.19%
Meta Platforms, Inc.
1.64%
Micron Technology, Inc.
1.37%
JPMorgan Chase & Co.
1.30%
XTOT
Apple, Inc.
6.77%
NVIDIA Corp.
6.53%
Microsoft Corp.
4.63%
Amazon.com, Inc.
3.19%
Alphabet, Inc.
2.70%
Broadcom Inc.
2.54%
Alphabet, Inc.
2.18%
Meta Platforms, Inc.
1.64%
Micron Technology, Inc.
1.36%
JPMorgan Chase & Co.
1.30%
Diversification
XUU
Total weight of top 10 holdings out of 2,433 total
33.03%
XTOT
Total weight of top 10 holdings out of 2,428 total
32.85%
Characteristics
Compare
XUU
XTOT
| Provider | iShares | iShares |
| Management | Passively managed | Passively managed |
| Benchmark | S&P Total Market Net Total Return Index - CAD | S&P Total Market Net Total Return Index - CAD |
| Replication Method | Direct (Physical) | |
| Asset Class | Equity | Equity |
| Dividend Policy | Distributing | Distributing |
| Trailing 12m distribution yield | 1.02% | 0.81% |
| Meets ESG criteria | No | No |
| Inception Date | February 10, 2015 | May 28, 2025 |
Frequently asked questions about XUU and XTOT
Which ETF has performed better year to date: XUU or XTOT?
As of September 17, 2026, XUU has returned 14.72% year to date, while XTOT has returned 14.75%. XTOT is ahead on YTD performance.
Which ETF is larger by assets under management: XUU or XTOT?
As of September 17, 2026, XUU manages $4.67 B in assets, while XTOT manages $6.92 B. XTOT is the larger fund by AUM.
How are XUU and XTOT managed?
XUU is passively managed by iShares. It tracks the S&P Total Market Net Total Return Index - CAD benchmark. XTOT is passively managed by iShares. It tracks the S&P Total Market Net Total Return Index - CAD benchmark.
What sectors do XUU and XTOT emphasize?
XUU is most exposed to Technology, Finance, and Healthcare. XTOT is most exposed to Technology, Finance, and Healthcare.
Which ETF is attracting more investor flows: XUU or XTOT?
Year to date, XUU has seen +$125.53 M in net flows, compared with +$4,036.76 M for XTOT. XTOT has attracted more net investor money so far.
How do the fees of XUU and XTOT compare?
XUU has an expense ratio of 0.07%, while XTOT has an expense ratio of 0.08%.
What are the top holdings of XUU and XTOT?
XUU's largest holdings include Apple, Inc., NVIDIA Corp., and Alphabet, Inc.. XTOT's top holdings include Apple, Inc., NVIDIA Corp., and Alphabet, Inc..
Which ETF is more diversified: XUU or XTOT?
XUU holds 2413 securities, while XTOT holds 2409. On holdings count, XUU is the more diversified portfolio.
Recent articles about XUU and XTOT
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