OEF Stock Summary and Trading Ideas (iShares S&P 100 ETF | ARCA:OEF)

The iShares S&P 100 Index Fund seeks investment results that correspond generally to the price and yield performance before fees and expenses of U.S. large-cap stocks as represented by the Standard & Poors 100 Index.

What symbol and exchange does iShares S&P 100 ETF shares trade?

iShares S&P 100 ETF trades on the ARCA stock market under the symbol OEF.

What is iShares S&P 100 ETF stock price doing today?

As of January 16, 2026, OEF stock price declined to $343.10 with 741,030 million shares trading.

What is iShares S&P 100 ETF's Beta?

OEF has a beta of 1.08, meaning it tends to be more sensitive to market movements. OEF has a correlation of 0.98 to the broad based SPY ETF.

How much is iShares S&P 100 ETF worth?

OEF has a market cap of $29.37 billion. This is considered a Large Cap stock.

What is the highest and lowest price iShares S&P 100 ETF traded in the last 3 year period?

In the last 3 years, OEF traded as high as $349.08 and as low as $172.04.

Is iShares S&P 100 ETF (OEF) a good investment?

OEF has outperformed the market in the last year with a return of +19.8%, while the SPY ETF gained +18.1%. However, in the most recent history, OEF shares have underperformed the stock market with its stock returning +4.0% in the last 3 month period and +0.2% for the last 2 week period, while SPY has returned +5.0% and +1.2%, respectively.

What are the support and resistance levels for iShares S&P 100 ETF (OEF)?

OEF support price is $341.35 and resistance is $345.83 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that OEF shares will trade within this expected range on the day.