OEF · ARCA · ETF
iShares S&P 100 Fund (OEF) Price, Holdings & Fees
iShares S&P 100 Fund (OEF) closed at $188.75 on Oct 9, 2026, down 0.86% from the previous close of $190.39.
Share price, past year
1Y +15.44%Monthly closing prices
| Date | Close |
|---|---|
| Oct 9, 2026 | $188.75 |
| Sep 30, 2026 | $187.91 |
| Aug 31, 2026 | $184.61 |
| Jul 31, 2026 | $188.45 |
| Jun 30, 2026 | $192.00 |
| May 29, 2026 | $190.14 |
| Apr 30, 2026 | $187.69 |
| Mar 31, 2026 | $173.65 |
| Feb 27, 2026 | $173.68 |
| Jan 30, 2026 | $174.46 |
| Dec 31, 2025 | $172.88 |
| Nov 28, 2025 | $166.11 |
| Oct 31, 2025 | $167.09 |
Key statistics
- Expense ratio
- 0.20%
- as of Mar 31, 2025
- Net assets
- $20B
- as of Jun 30, 2026
- Holdings
- 104
- as of Jun 30, 2026
- 52-week range
- $161.41 – $196.47
iShares S&P 100 Fund's expense ratio is 0.20%: $20.00 a year on $10,000 invested.
Holdings
iShares S&P 100 Fund held 104 investments worth $20.04B as of Jun 30, 2026. Its largest holding was NVIDIA CORP, at 10.47% of the fund.
| # | Holding | % of fund | Value |
|---|---|---|---|
| 1 | NVIDIA CORPNVDA | 10.47% | $2.10B |
| 2 | APPLE INCAAPL | 9.18% | $1.84B |
| 3 | MICROSOFT CORPMSFT | 5.99% | $1.20B |
| 4 | AMAZON.COM INCAMZN | 5.04% | $1.01B |
| 5 | ALPHABET INCGOOGL | 4.53% | $907.46M |
| 6 | BROADCOM INCAVGO | 3.86% | $774.52M |
| 7 | ALPHABET INCGOOG | 3.61% | $723.19M |
| 8 | MICRON TECHNOLOGY INCMU | 2.81% | $563.72M |
| 9 | META PLATFORMS INCMETA | 2.67% | $535.69M |
| 10 | TESLA INCTSLA | 2.56% | $512.78M |
| 11 | ELI LILLY & COMPANYLLY | 2.05% | $410.89M |
| 12 | ADVANCED MICRO DEVICES INCAMD | 2.05% | $410.20M |
| 13 | BERKSHIRE HATHAWAY INC | 1.98% | $397.27M |
| 14 | JP MORGAN CHASE & COMPANYJPM | 1.89% | $379.82M |
| 15 | INTEL CORPINTC | 1.43% | $285.67M |
| 16 | JOHNSON & JOHNSONJNJ | 1.32% | $264.75M |
| 17 | APPLIED MATERIALS INCAMAT | 1.24% | $248.48M |
| 18 | VISA INCV | 1.23% | $246.59M |
| 19 | EXXONMOBIL HOLDINGS CORPXOM | 1.22% | $245.41M |
| 20 | LAM RESEARCH CORPLRCX | 1.17% | $234.67M |
| 21 | WALMART INCWMT | 1.07% | $215.03M |
| 22 | CATERPILLAR INCCAT | 1.06% | $212.40M |
| 23 | CISCO SYSTEMS INCCSCO | 1.00% | $200.92M |
| 24 | ABBVIE INCABBV | 0.96% | $192.53M |
| 25 | COSTCO WHOLESALE CORPCOST | 0.90% | $179.73M |
Top 25 of 104 holdings, as of Jun 30, 2026. Percentages are of the fund's net assets.
What the fund owns
| Asset type | % of fund |
|---|---|
| Stocks | 99.90% |
| Cash and short-term investments | 0.07% |
| Country | % of fund |
|---|---|
| United States | 99.08% |
| Ireland | 0.90% |
Shares of net assets from the fund's N-PORT report. Funds that borrow can add up to more than 100%, with borrowing (such as repurchase agreements) shown as a negative share.
Monthly total returns
Over the 3 months to Jun 30, 2026, iShares S&P 100 Fund's total return was +15.34%, as reported to the SEC.
| Month | Total return |
|---|---|
| Jun 30, 2026 | −2.73% |
| May 31, 2026 | +6.30% |
| Apr 30, 2026 | +11.55% |
The fund's own total returns as reported to the SEC (N-PORT), including reinvested distributions. Not the sample prices above.
Fund profile
- Name
- iShares S&P 100 Fund
- Ticker
- OEF
- Exchange
- ARCA
- Fund type
- ETF
- Trust
- iSHARES TRUST
- SEC series ID
- S000004306
- SEC CIK
- 0001100663
- Fractional shares
- Yes
Recent SEC filings
- Aug 27, 2026
- Oct 5, 2026
- 485BPOSProspectus updateSep 14, 2026
- 485BPOSProspectus updateAug 21, 2026
- 485BPOSProspectus updateJul 27, 2026
- 485BPOSProspectus updateJul 7, 2026
- Jul 2, 2026
- Jul 2, 2026
Shareholder reports and prospectuses are filed by iSHARES TRUST, the trust behind iShares S&P 100 Fund, and cover all of its funds.
Frequently asked questions
What is OEF's price?
iShares S&P 100 Fund (OEF) closed at $188.75 on Oct 9, 2026, down 0.86% from the previous close of $190.39.
What is OEF's expense ratio?
iShares S&P 100 Fund's expense ratio is 0.20%: $20.00 a year on $10,000 invested.
What does OEF hold?
iShares S&P 100 Fund held 104 investments worth $20.04B as of Jun 30, 2026. Its largest holding was NVIDIA CORP, at 10.47% of the fund. Its five largest holdings were NVIDIA CORP, APPLE INC, MICROSOFT CORP, AMAZON.COM INC, ALPHABET INC.
How has OEF performed?
Over the 3 months to Jun 30, 2026, iShares S&P 100 Fund's total return was +15.34%, as reported to the SEC.
Sources and methodology
Holdings, net assets and monthly returns come from the fund's N-PORT filing with the SEC, as of Jun 30, 2026 (filed Aug 27, 2026). The expense ratio is from the fund's prospectus or shareholder report, as of Mar 31, 2025. Prices are generated sample data for development. Data sources and disclosures