OEFvsXLGETF Comparison
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iShares S&P 100 ETF (OEF) and Invesco S&P 500® Top 50 ETF (XLG) belong to the same industry segment: US Large Cap. OEF's top 3 sector exposures are Technology, Finance and Consumer Non-Cyclicals. In contrast, XLG's top sector exposures are Technology, Consumer Non-Cyclicals and Finance. Both OEF and XLG have the same Total Expense Ratio (TER) of 0.2%. OEF is up 10.56% year-to-date (YTD) with -$10.38B in YTD flows. XLG performs worse with 5.61% YTD performance, and -$673M in YTD flows. Run a side-by-side ETF comparison of OEF and XLG 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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OEF vs XLG performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/10/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | OEF XLG | -1.52%-1.28% | +5.68%+2.99% | +10.56%+5.61% | +17.03%+11.80% | +84.32%+78.33% | +95.00%+90.47% |
| Flows | OEF XLG | -$57M+$603M | -$462M+$705M | -$10.38B-$673M | -$5.01B-$34M | +$2.08B+$5.24B | +$2.39B+$5.49B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | OEF XLG | +13.37%+15.08% | +13.87%+14.68% | +16.14%+17.21% | +17.96%+19.03% |
| Max drawdown | OEF XLG | -4.16%-5.97% | -10.96%-12.35% | -19.77%-20.82% | -26.44%-28.02% |
| Max drawdown duration | OEF XLG | 16d49d | 169d174d | 126d126d | 696d683d |
Trading data
OEF | XLG | |
Last sale 9/11/2026 at 1:30 PM | $380.35 | $62.90 |
| Previous close 09/10/2026 | $377.20 | $62.39 |
| Consolidated volume 09/10/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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OEF | XLG | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
OEF | XLG | |
|---|---|---|
| Last price | $380.35 | $62.90 |
| 1D performance | +0.84% | +0.82% |
| AuM | $20.16 B | $11.43 B |
| E/R | 0.2% | 0.2% |
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Exposure
Countries
OEF
USA
98.98%
Other
1.02%
XLG
USA
99.39%
Other
0.61%
Sectors
OEF
Technology
53.38%
Finance
11.68%
Consumer Non-Cycl.
10.37%
Healthcare
8.86%
Other
15.72%
XLG
Technology
60.7%
Consumer Non-Cycl.
11.17%
Finance
10.58%
Healthcare
7.11%
Other
10.45%
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Diversification
OEF
Total weight of top 15 holdings out of 15
60.46%
XLG
Total weight of top 15 holdings out of 15
69.76%
Top 15 holdings
Data as of July 31, 2026
OEF
Apple, Inc.
10.61%
NVIDIA Corp.
10.23%
Microsoft Corp.
7.26%
Amazon.com, Inc.
4.99%
Alphabet, Inc.
4.24%
Broadcom Inc.
3.98%
Alphabet, Inc.
3.42%
Meta Platforms, Inc.
2.56%
Micron Technology, Inc.
2.14%
JPMorgan Chase & Co.
2.04%
Berkshire Hathaway, Inc.
2.02%
Eli Lilly & Co.
1.98%
Tesla, Inc.
1.88%
Advanced Micro Devices, Inc.
1.71%
ExxonMobil Holdings Corp.
1.41%
XLG
Apple, Inc.
12.77%
NVIDIA Corp.
11.83%
Microsoft Corp.
7.46%
Amazon.com, Inc.
5.71%
Alphabet, Inc.
5.08%
Broadcom Inc.
4.51%
Alphabet, Inc.
4.08%
Meta Platforms, Inc.
3.31%
Eli Lilly & Co.
2.46%
Berkshire Hathaway, Inc.
2.40%
JPMorgan Chase & Co.
2.38%
Tesla, Inc.
2.16%
Micron Technology, Inc.
2.14%
Advanced Micro Devices, Inc.
1.80%
ExxonMobil Holdings Corp.
1.67%
Frequently asked questions about OEF and XLG
How have the OEF and XLG ETFs performed in 2026?
As of September 10, 2026, OEF is up 10.56% year-to-date (YTD), while XLG has returned 5.61%. That puts OEF better performer ahead so far this year.
Which ETF is attracting more investor money: OEF or XLG?
Year-to-date, the OEF ETF saw -$10.38B in flows, compared to -$673M for XLG.
Which ETF is more volatile: OEF or XLG?
Over the past year, OEF had a volatility of 13.87%, while XLG experienced 14.68%.
Which ETF is bigger: OEF or XLG?
As of September 10, 2026, OEF holds $20.16 B in assets under management (AUM), while XLG manages $11.43 B.
What sectors do the OEF and XLG ETFs invest in?
OEF leans toward sectors like Technology, Finance and Consumer Non-Cyclicals. Meanwhile, XLG focuses on Technology, Consumer Non-Cyclicals and Finance.
What are the top holdings of the OEF ETF and XLG ETF?
OEF top holdings include Apple, Inc., NVIDIA Corp. and Microsoft Corp.. XLG holds in its top three: Apple, Inc., NVIDIA Corp. and Microsoft Corp..
Which ETF is more diversified: OEF or XLG?
OEF holds 102 securities with 60.46% of its assets in the top 15. XLG has 51 securities and a top 15 weight of 69.76%.
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