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iShares U.S. Oil & Gas Exploration & Production ETF
IEO
Cboe
IEO
Cboe
IEO
Cboe
IEO
Cboe
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Fund composition
As of December 17, 2025
Symbol
Weight %
Shares
Market value
C
COP
ConocoPhillips
19.58%
891.68 K
84.67 M
USD
E
EOG
EOG Resources, Inc.
9.44%
389.81 K
40.83 M
USD
M
MPC
Marathon Petroleum Corporation
8.76%
217.05 K
37.88 M
USD
P
PSX
Phillips 66
5.79%
189.72 K
25.04 M
USD
E
EXE
Expand Energy Corporation
5.13%
202.50 K
22.18 M
USD
F
FANG
Diamondback Energy, Inc.
4.98%
139.90 K
21.55 M
USD
E
EQT
EQT Corporation
4.80%
381.77 K
20.75 M
USD
D
DVN
Devon Energy Corporation
4.69%
548.72 K
20.28 M
USD
V
VLO
Valero Energy Corporation
4.64%
123.25 K
20.08 M
USD
C
CTRA
Coterra Energy Inc.
3.95%
659.66 K
17.10 M
USD
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