Issuer and category are assigned by StocksXray rules from the fund name. Expense ratio and net assets come from SEC filings; where a fund does not file them (for example grantor trusts) the field stays empty.
Returns and risk
1 month
−1.9%
3 months
+3.1%
6 months
+8.7%
Year to date
+11.4%
1 year
+14.5%
3 years a year
+25.3%
5 years a year
+14.1%
10 years a year
+16.6%
Volatility (1 year)
13.7%
Largest drop, last year
−11.1%
Largest drop in our data
−54.1%
Total return includes distributions, from end-of-day prices adjusted for splits and distributions, to 22 Oct 2026. Periods of 3 years and longer are annualised and shown only when the fund's history is long enough. Volatility is the standard deviation of daily returns over the last year, annualised. Past performance does not guarantee future results.
Cost: expense ratio
0.20% a year
On $10,000 invested that is about $20 a year in fund costs, taken out of the fund's assets.
Source: the fund's prospectus, as filed with the SEC on 22 Jul 2025 (risk/return summary data). Brokerage commissions and the bid-ask spread are separate costs.
The top 10 make up 50.7% of the fund, out of 104 holdings.
Positions as of 30 Jun 2026, from the fund's Form N-PORT filed with the SEC. Public N-PORT holdings are quarter-end positions published about 60 days later, so they can be months old and the fund may have changed since.
X-Ray look-through
StocksXray scores 92% of OEF by weight (97 stocks in our S&P 500 coverage), so we can look inside the fund with our own numbers. The weighted average X-Ray Score of those stocks is 53 out of 100.
Undervalued 5%Fair 79%Overvalued 17%
Information Technology 47%Consumer Discretionary 11%Health Care 10%Financials 10%Communication Services 9%Industrials 6%
Weights are the SEC holdings weights dated 30 Jun 2026; scores and fair-value labels are today's. Labels follow our fair-value method ("Undervalued" means fair value is more than 17.5% above the price) and are model estimates, not forecasts or advice. How the X-Ray Score works.
OEF: frequently asked questions
What is OEF?
OEF is the iShares S&P 100 ETF, issued by iShares (BlackRock), listed on NYSE ARCA. By our rules it is classed as "Equity". Its latest SEC filing lists 104 holdings.
What is the expense ratio of OEF?
OEF charges 0.20% a year, according to its prospectus filed with the SEC on 22 Jul 2025. On $10,000 that is about $20 a year in fund costs.
Does OEF pay dividends?
Yes. OEF paid 3.26 per share over the last 12 months, quarterly, a trailing yield of 0.86% on today's price. The latest ex-dividend date was 15 Sep 2026.
What does OEF hold?
The largest holdings in the latest SEC filing are NVIDIA CORP (10.5%), APPLE INC (9.2%), MICROSOFT CORP (6.0%). The top 10 together make up 50.7% of the fund.
How has OEF performed?
Total return including distributions to 22 Oct 2026: 1 year +14.5%, 3 years +25.3% a year, 5 years +14.1% a year. Past performance does not guarantee future results.
How does StocksXray rate the stocks inside OEF?
We score 92% of the fund by weight (97 stocks) with our X-Ray Score: the weighted average is 53 out of 100. These are model estimates, not forecasts or advice.
Where the numbers come from
Prices and distributions end-of-day data from EODHD; returns are our own calculations from it.
Expense ratio and holdings SEC filings (prospectus risk/return data and Form N-PORT).
Category, issuer and leverage assigned by StocksXray rules from the fund name.
X-Ray look-through our scores applied to the SEC holdings.
StocksXray is for education only and is not financial advice or a recommendation to buy or sell anything. Past performance does not guarantee future results; funds can lose value.
