iShares S&P 100 ETF (OEF) is a iShares ETF with a 0.20% expense ratio, 104 holdings and $20.4B in net assets. Largest sector: Technology (45%).
Fee
0.20%
expense ratio
Net assets
$20.4B
Launched
Oct 23, 2000
Holdings
104
as of Oct 22, 2026
Top 10 weight
51.5%
largest ten holdings
Largest sector
Technology
44.6%
Yield
30-day SEC 0.79% · TTM 0.86%
as of Sep 30, 2026
Benchmark
S&P 100
OEF's holdings are as of Oct 22, 2026.
Technology
44.6%
Communication Services
12.0%
Financial Services
10.7%
Healthcare
9.6%
Consumer Cyclical
9.1%
Consumer Defensive
5.1%
Industrials
4.7%
Energy
2.8%
Utilities
0.8%
Basic Materials
0.5%
Real Estate
0.2%
1
NVDA
NVIDIA
10.55%
2
AAPL
APPLE
10.44%
3
MSFT
MICROSOFT
7.95%
4
AMZN
AMAZON.COM
5.05%
5
GOOGL
ALPHABET
3.91%
6
AVGO
BROADCOM
3.16%
7
GOOG
ALPHABET CL C
3.13%
8
META
META PLATFORMS
2.94%
9
TSLA
TESLA
2.17%
10
LLY
ELI LILLY
2.15%
11
BRK.B
BERKSHIRE HATHAWAY
2.09%
12
MU
MICRON TECHNOLOGY
1.99%
13
JPM
JPMORGAN CHASE
1.84%
14
AMD
ADVANCED MICRO DEVICES
1.70%
15
XOM
EXXON MOBIL
1.51%
16
V
VISA
1.45%
17
JNJ
JOHNSON + JOHNSON
1.32%
18
WMT
WALMART
1.11%
19
MA
MASTERCARD
1.05%
20
ABBV
ABBVIE
1.04%
21
COST
COSTCO WHOLESALE
0.93%
22
PLTR
PALANTIR TECHNOLOGIES A
0.93%
23
CVX
CHEVRON
0.92%
24
INTC
INTEL
0.87%
25
CSCO
CISCO SYSTEMS
0.85%
1–25 of 104
Funds listed by how much of their largest holdings they share with OEF — not a ranking.
Data from iShares; prices and returns from market data. Page updated October 29, 2026. Holdings and figures change over time. For information only — not investment advice.