OEF holdings and overlap

iShares S&P 100 ETF (OEF) holds 101 positions in its iShares file of 2026-10-27. Its three largest are Nvidia (NVDA) at 10.73%, Apple (AAPL) at 10.31% and Microsoft (MSFT) at 8.03%, and its ten largest make up 51.6% of the fund.

In its iShares file of 2026-10-27, OEF is 45.5% technology, 11.6% communication services and 10.5% financials by sector, with 49.5% in mega-cap tech and 51.5% in the ten largest US companies by market value.

Edited by VoidLab Data through Last revised

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OEFiShares S&P 100 ETFUS Large Blend, iShares, 101 positions
Last close, 2026-10-28
$384.24 +0.42%
52-week range 308 to 389
Largest position
NVDA
10.73% of the ETF, Nvidia
Positions
101
51.6% in the ten largest
Cost per year
0.20%
$20 a year on $10,000
Assets
$20.4B
under management
Return, 3 years
+92.8%
cumulative, total return
Worst fall
-18.2%
peak to trough, 3 years, weekly closes

What does OEF hold, as of its issuer file of 2026-10-27?

Nvidia is 10.73% of OEF on its own, against a median largest position of 7.6% across the 72 US Large Blend funds with a page here. The position OEF carries furthest above that group is Apple at 10.31% of the fund, against a 6.69% median there.

The 100 largest of the 101 positions in OEF's file; all 101 are in the fund's JSON file.
RankCompanyWeightWeight bar
1 NVDA Nvidia 10.73%
2 AAPL Apple 10.31%
3 MSFT Microsoft 8.03%
4 AMZN Amazon 5.06%
5 GOOGL Alphabet Class A 3.83%
6 AVGO Broadcom 3.31%
7 GOOG Alphabet Class C 3.06%
8 META Meta Platforms 2.78%
9 TSLA Tesla 2.34%
10 MU Micron Technology 2.13%
11 LLY Eli Lilly 2.09%
12 BRK.B Berkshire Hathaway 2.06%
13 AMD Advanced Micro Devices 1.86%
14 JPM JPMorgan Chase 1.82%
15 XOM ExxonMobil 1.51%
16 V Visa 1.39%
17 JNJ Johnson & Johnson 1.32%
18 WMT Walmart 1.08%
19 ABBV AbbVie 1.03%
20 MA Mastercard 1.0%
21 INTC Intel 0.95%
22 PLTR Palantir Technologies 0.93%
23 CVX Chevron 0.92%
24 COST Costco 0.9%
25 CSCO Cisco 0.89%
26 PG Procter & Gamble 0.75%
27 UNH UnitedHealth Group 0.75%
28 KO Coca-Cola 0.72%
29 MRK Merck 0.71%
30 BAC Bank of America 0.67%
31 CAT Caterpillar 0.67%
32 PANW Palo Alto Networks 0.67%
33 HD Home Depot 0.65%
34 PM Philip Morris International 0.64%
35 AMAT Applied Materials 0.64%
36 GE GE Aerospace 0.63%
37 LRCX Lam Research 0.61%
38 TXN Texas Instruments 0.57%
39 GS Goldman Sachs 0.54%
40 RTX RTX 0.53%
41 NFLX Netflix 0.53%
42 TMO Thermo Fisher Scientific 0.52%
43 WFC Wells Fargo 0.51%
44 AMGN Amgen 0.49%
45 GEV GE Vernova 0.49%
46 IBM IBM 0.48%
47 LIN Linde 0.48%
48 ORCL Oracle 0.46%
49 MS Morgan Stanley 0.45%
50 C Citigroup 0.42%
51 CRM Salesforce 0.4%
52 GILD Gilead Sciences 0.4%
53 QCOM Qualcomm 0.4%
54 ANET Arista Networks 0.4%
55 SNDK Sandisk 0.39%
56 DIS Walt Disney 0.39%
57 VZ Verizon 0.37%
58 PEP PepsiCo 0.37%
59 ABT Abbott Laboratories 0.36%
60 UNP Union Pacific 0.36%
61 COP ConocoPhillips 0.36%
62 MCD McDonald's 0.36%
63 NEE NextEra Energy 0.35%
64 PFE Pfizer 0.35%
65 AXP American Express 0.34%
66 BLK BlackRock 0.33%
67 DE Deere 0.33%
68 NOW ServiceNow 0.33%
69 ISRG Intuitive Surgical 0.32%
70 DELL Dell Technologies 0.31%
71 SCHW Charles Schwab 0.3%
72 DHR Danaher 0.3%
73 ACN Accenture 0.29%
74 T AT&T 0.29%
75 UBER Uber 0.27%
76 BA Boeing 0.27%
77 LMT Lockheed Martin 0.26%
78 BMY Bristol Myers Squibb 0.26%
79 COF Capital One 0.25%
80 MO Altria 0.25%
81 SBUX Starbucks 0.24%
82 CVS CVS Health 0.24%
83 MDT Medtronic 0.23%
84 BKNG Booking 0.23%
85 LOW Lowe's 0.23%
86 SO Southern 0.22%
87 BNY BNY Mellon 0.2%
88 ADBE Adobe 0.2%
89 DUK Duke Energy 0.2%
90 USB U.S. Bancorp 0.19%
91 EMR Emerson Electric 0.19%
92 GD General Dynamics 0.18%
93 INTU Intuit 0.18%
94 MMM 3M 0.18%
95 AMT American Tower 0.17%
96 MDLZ Mondelez International 0.16%
97 UPS United Parcel Service 0.16%
98 CMCSA Comcast 0.16%
99 TMUS T-Mobile US 0.14%
100 GM General Motors 0.14%

The most recent file iShares has published for OEF is dated 2026-10-27, 1 day before these prices, which is the median for the iShares ETFs covered here. Every one of the 101 positions OEF holds, with its weight, is in the fund's JSON file. See the other 153 ETFs with a page here that hold NVDA, and how their weights compare with the 10.73% OEF gives it.

Category: US Large Blend, set by TickerInside from the ETF's own latest file. In its file of 2026-10-27, 100% of its stocks are US companies; weighted by holding, they sit where 32% of their market's value is in larger companies (large: up to 78%); growth index funds hold 61% of their value against 65% for companies of the same sizes in the whole market (blend: within 10 points); technology companies are 46% of all its stocks, within 2.5 points of the 45% line for a sector fund, and it keeps the side of that line it had the night before. How categories are set.

Use this data
JSONhttps://tickerinside.com/api/v1/fund/oef.json
CSVhttps://tickerinside.com/api/v1/fund/oef.csv
Sheets=IMPORTDATA("https://tickerinside.com/api/v1/fund/oef.csv")If your sheet uses a decimal comma: =IMPORTDATA("https://tickerinside.com/api/v1/fund/oef.csv"; ","; "en_US")
curlcurl -s https://tickerinside.com/api/v1/fund/oef.json
API reference · spreadsheet guide Add TickerInside to Claude to ask about OEF with this data

How much money went into or out of OEF?

On the close of Friday, October 23, 2026, OEF neither created nor redeemed shares. Over its last 5 closes, a net inflow of $0, 4 of them measured.

OEF's money flows on its last 14 closes, 30 Sep 2026 to 23 Oct 2026, largest inflow $19 million on 9 Oct 2026, largest outflow $19 million on 6 Oct 2026
2026-09-302026-10-23

From OEF's own holdings files. Every ETF's latest flows.

How is OEF split by sector?

SectorWeightWeight bar
Technology45.5%
Communication services11.6%
Financials10.5%
Health care9.4%
Consumer discretionary9.2%
Consumer staples4.9%
Industrials4.7%
Energy2.8%
Utilities0.8%
Materials0.5%
Real estate0.2%

From its iShares file of 2026-10-27. How these are measured.

What did OEF hold in its SEC reports since 2019?

In OEF's SEC filings, its largest position went from Microsoft (MSFT) at 6.78% on 2019-09-30 to Nvidia (NVDA) at 10.47% on 2026-06-30, across 28 quarterly reports.

Largest in 2019
MSFT
6.78% on 2019-09-30
Largest in 2026
NVDA
10.47% on 2026-06-30
Ten largest
50.7%
34.1% in 2019
Quarterly reports
28
since 2019, SEC Form N-PORT
ReportPositionsLargestTop 10
2019-09-30100MSFT 6.78%34.1%
2019-12-31100AAPL 7.16%35.5%
2020-12-31101AAPL 10.09%41.2%
2021-12-31101AAPL 10.25%43.8%
2022-12-30101AAPL 9.31%37.5%
2023-12-31101AAPL 10.40%45.6%
2024-12-31101AAPL 10.77%52.9%
2025-12-31101NVDA 10.70%54.1%
2026-06-30102NVDA 10.47%50.7%

The first report, then the last of each year, of the 28 reports OEF filed on SEC Form N-PORT from 2019-09-30 to 2026-06-30, each company under its ticker today. Every position of every report is in its quarterly file, and at any date at /api/v1/history/oef/{date}.json. How these are read.

What does OEF duplicate?

The ETF nearest to OEF is MGC: the two hold 86.3% of their weight in common, in the 100 companies both own, and 99.9% of OEF itself is also held there. Owning OEF alongside the ETFs at the top of this table means holding mostly the same companies twice. OEF is close to contained in MGC.

ETFOverlap by weightOf OEF held thereOf that ETF in OEFCompanies in bothOverlap bar
MGC 86.3% 99.9% 88.7% 100
XLG 85.2% 85.3% 99.5% 50
USCL 77.7% 95.4% 77.8% 93
XYLD 74.9% 100.0% 73.8% 101
SPY 73.7% 100.0% 73.8% 101
SPYM 73.7% 100.0% 73.8% 101
IVV 73.7% 100.0% 73.8% 101
SPYX 73.5% 96.3% 73.6% 96
QVML 72.4% 86.5% 72.9% 86
VV 72.4% 100.0% 73.5% 101
PBUS 72.3% 100.0% 72.3% 101
SPYI 72.0% 100.0% 73.1% 101

MGC's holdings are from its SEC Form N-PORT for the period ended 2026-05-31, filed 2026-07-29. VV's holdings are from its SEC Form N-PORT for the period ended 2026-06-30, filed 2026-08-28. SPYI's holdings are from its SEC Form N-PORT for the period ended 2026-06-30, filed 2026-08-25. The other ETFs' holdings are from their issuers' latest files. Check OEF against any ETF in the ETF overlap calculator · how overlap is measured.

What adds something different to OEF?

USRT shares 0% of weight with OEF and its weekly returns correlate with it at 0.34 over three years. The table lists the covered ETFs with the least in common with OEF, least shared weight first and, among equals, lowest correlation.

ETFNameOverlap by weightCorrelation, 3yCompanies in both
USRT iShares Core U.S. REIT ETF 0.0% 0.34 0
MCHI iShares MSCI China ETF 0.0% 0.37 0
REET iShares Global REIT ETF 0.0% 0.37 0
PICK iShares MSCI Global Metals & Mining Producers ETF 0.0% 0.56 0
PFF iShares Preferred and Income Securities ETF 0.0% 0.58 0
IJR iShares Core S&P Small-Cap ETF 0.0% 0.59 0
XSMO Invesco S&P SmallCap Momentum ETF 0.0% 0.62 0
SCZ iShares MSCI EAFE Small-Cap ETF 0.0% 0.65 0

Cost, returns and risk

Expense ratio0.20%
Dividend yield0.86%
Total return, 1 year12.3%
Total return, 3 years cumulative92.8%
Total return, 5 years cumulative87.6%
Volatility, annualised15.2%
Worst fall, 3 years-18.2%
Beta against SPY, 3 years of weekly returns1.08
Weight in the ten largest positions51.6%
Largest single position10.7%
Assets under management$20.4B

Expense ratio, yield and assets are reference data (the expense ratio from OEF's SEC filing of 2026-07-27); the weight in the ten largest positions and the largest single position are from the issuer file of 2026-10-27; every other figure is computed here from weekly closes.

How it moves with the market

AgainstCorrelation, 3 yearsCovariance, annualised, in percent squared
SPY0.98almost always in step208
QQQ0.96almost always in step282

Weekly total returns. What the bands mean · why the covariance is printed.

Year by year

YearTotal return
202612.8%
202519.8%
202430.7%
202332.7%
2022-21.0%

One year

OEF 115 SPY 116
2025-11-072026-10-30
OEF rebased to 100 a year ago, weekly closes, prices through 2026-10-28.

Where to go next

Holdings from the most recent file iShares has published, dated 2026-10-27. Prices through 2026-10-28. How every figure here is produced. Measurements, not investment advice.

Cite this page

TickerInside, iShares S&P 100 ETF (OEF), holdings from the issuer's file of 2026-10-27, https://tickerinside.com/etf/oef/, CC BY 4.0

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