Observatory · observe first

Follow the allocation change

Matched S&P 500 members → sector → industry → sub-industry → company. Each step uses the same percentage points.

Historical time machine

Historical observation

20182026

Universe›Energy›Oil & Gas Exploration & Production›Oil & Gas Exploration & Production

1 · Sector

Weight and 12M allocation change

Information Technology29.7%+5.20 pp Consumer Discretionary11.9%+0.62 pp Industrials10.2%+0.09 pp Communication Services2.9%-0.50 pp Real Estate2.8%-0.52 pp Materials2.7%-0.53 pp Utilities2.7%-0.66 pp Consumer Staples6.7%-0.73 pp Energy3.1%-0.73 pp Financials11.7%-0.96 pp Health Care15.6%-1.28 pp

2 · Industry

Inside Energy

Oil & Gas Exploration & Production0.98%-0.33 pp Integrated Oil & Gas0.83%-0.32 pp Oil & Gas Refining & Marketing0.52%-0.04 pp Oil & Gas Storage & Transportation0.41%-0.03 pp Oil & Gas Equipment & Services0.39%-0.02 pp

3 · Sub-industry

Inside Oil & Gas Exploration & Production

Oil & Gas Exploration & Production0.98%-0.330 pp

Concentrated

Most of this industry's losses came from a few companies.

View all contributions →

Oil & Gas Exploration & Production · weight

0.98%

Industry change · 12M

-0.33 pp

Oil & Gas Exploration & Production · contribution

-0.330 pp

Company participation

of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Jan 2024 · sorted by absolute contribution to 12-month change

Company	Country	Market cap	Universe weight	3M contribution	12M contribution	12M price return	Above 6M weight average
ConocoPhillips → COP	United States	$132.8bn	0.395%	-0.089 pp	-0.125 pp	-4.8%	No
EOG Resources → EOG	United States	$66.4bn	0.197%	-0.053 pp	-0.069 pp	-9.6%	No
Devon Energy → DVN	United States	$26.9bn	0.080%	-0.021 pp	-0.061 pp	-29.5%	No
Occidental Petroleum → OXY	United States	$50.7bn	0.151%	-0.035 pp	-0.051 pp	-10.1%	No
APA Corporation → APA	United States	$9.6bn	0.029%	-0.013 pp	-0.020 pp	-27.4%	No
Diamondback Energy → FANG	United States	$27.5bn	0.082%	-0.016 pp	-0.006 pp	+11.0%	No
EQT Corporation → EQT	United States	$14.6bn	0.043%	-0.016 pp	+0.002 pp	+10.2%	No

Company contributions use weights among matched S&P 500 members and add through each level without rescaling. Companies without matched shares and prices are omitted. These observations do not establish official index weights or actual fund flows.