iShares S&P 100 ETF

OEF

Market cap $22.6B

Overview Fund Activity

327.92 USD

+0.79

0.24%

At close Updated Sep 12, 4:00 PM EDT

1 day

0.24%

5 days

1.66%

1 month

2.61%

3 months

10.58%

6 months

20.56%

Year to date

13.83%

1 year

21.52%

5 years

108.79%

10 years

279.19%

0

Funds holding %

of 7,462 funds

–

Analysts bullish %

Fund manager confidence

Based on 2025 Q2 regulatory disclosures by fund managers ($100M+ AUM)

131% more first-time investments, than exits

New positions opened: 104 | Existing positions closed: 45

75% more repeat investments, than reductions

Existing positions increased: 379 | Existing positions reduced: 217

28% more capital invested

Capital invested by funds: $11.9B [Q1] → $15.2B (+$3.29B) [Q2]

20% more funds holding in top 10

Funds holding in top 10: 41 [Q1] → 49 (+8) [Q2]

5% more funds holding

Funds holding: 879 [Q1] → 919 (+40) [Q2]

35% less call options, than puts

Call options by funds: $17.7B | Put options by funds: $27.3B

80.51% less ownership

Funds ownership: 154.7% [Q1] → 74.19% (-80.51%) [Q2]

See Fund Rankings

Financial journalist opinion

Based on 4 articles about OEF published over the past 30 days

Zacks Investment Research

ETFs to Gain as Inflation Edges Higher in August

Inflation rose in August, but jobless claims rose, too, shaping Fed rate cut odds and boosting the appeal of large-cap blend ETFs like ITOT, EDOW and IVV.

ETFs to Gain as Inflation Edges Higher in August

OEF: A Better Play Than The Top 20, 50 And 500

Mega and large cap stocks continue to outperform, driven by robust earnings growth, especially in tech, financials, and healthcare sectors. OEF provides diversified access to the 100 largest S&P 500 companies, balancing mega cap upside with lower risk than more concentrated ETFs. OEF has consistently outperformed the S&P 500 over multiple timeframes, with strong price momentum, healthy liquidity, and a competitive expense ratio.

OEF: A Better Play Than The Top 20, 50 And 500

OEF: The Risks Are Still High For An Aggressive Approach

OEF offers concentrated exposure to the largest S&P 500 companies, with high tech weighting and elevated idiosyncratic risk versus broader market ETFs. Current valuation and sector concentration make OEF more vulnerable to pullbacks, especially in risk-off environments and amid waning market momentum. While OEF's long-term returns are similar to peers, it has underperformed SPY, questioning the benefit of its higher concentration.

OEF: The Risks Are Still High For An Aggressive Approach

Zacks Investment Research

Should iShares S&P 100 ETF (OEF) Be on Your Investing Radar?

Launched on October 23, 2000, the iShares S&P 100 ETF (OEF) is a passively managed exchange traded fund designed to provide a broad exposure to the Large Cap Blend segment of the US equity market.

Should iShares S&P 100 ETF (OEF) Be on Your Investing Radar?

Zacks Investment Research

Large-Cap ETF (OEF) Hits a New 52-Week High

OEF surges to a 52-week high, gaining 33.6% off its low as large-cap stocks ride market highs and rate-cut hopes.

Large-Cap ETF (OEF) Hits a New 52-Week High

Zacks Investment Research

Should iShares S&P 100 ETF (OEF) Be on Your Investing Radar?

Designed to provide broad exposure to the Large Cap Blend segment of the US equity market, the iShares S&P 100 ETF (OEF) is a passively managed exchange traded fund launched on 10/23/2000.

Should iShares S&P 100 ETF (OEF) Be on Your Investing Radar?

OEF: A Simple Way To Beat SPY

OEF offers a simple, effective strategy by focusing on the largest 100 S&P 500 companies, leading to strong historical outperformance versus SPY. The ETF's heavy technology sector weighting and concentration in top performers drive returns, though they introduce some concentration risk. Despite a higher expense ratio than IVV, OEF's focus on winners and automatic removal of laggards make it a compelling choice for long-term investors.

OEF: A Simple Way To Beat SPY

Zacks Investment Research

Should iShares S&P 100 ETF (OEF) Be on Your Investing Radar?

If you're interested in broad exposure to the Large Cap Blend segment of the US equity market, look no further than the iShares S&P 100 ETF (OEF), a passively managed exchange traded fund launched on 10/23/2000.

Should iShares S&P 100 ETF (OEF) Be on Your Investing Radar?

OEF: Best May Be Behind With Regime Change

The iShares S&P 100 Index Fund ETF (OEF) has outperformed the SPY but primarily due to a few top-performing stocks, not broad strategy. Risk-adjusted returns and backtesting show OEF's outperformance, but the excess returns lack statistical significance, driven by a concentrated few. Forward simulations indicate OEF underperforms the SPY, suggesting the outperformance is not sustainable under different market conditions.

OEF: Best May Be Behind With Regime Change

BlackRock Adds Bitcoin & Active ETFs to Model Portfolios

The BlackRock Target Allocation team further embraced active ETFs at the end of February. The team runs model portfolios for advisors worth we believe approximately $150 billion.

BlackRock Adds Bitcoin & Active ETFs to Model Portfolios

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