Largest companies by operating income

Companies ranked by operating income, in USD
Rank	Company	Operating income	Sector	Industry	Country	Exchange
1	MPCMarathon Petroleum Corp	$14.1B	Energy	Oil & Gas Refining	United States	NYSE
2	VLOValero Energy Corp/Tx	$10.0B	Energy	Oil & Gas Refining	United States	NYSE
3	PBFPBF Energy Inc.	$1.99B	Energy	Oil & Gas Refining	United States	NYSE
4	DKDelek US Holdings, Inc.	$583M	Energy	Oil & Gas Refining	United States	NYSE
5	CVICVR Energy, Inc.	$350M	Energy	Oil & Gas Refining	United States	NYSE
6	VVVValvoline Inc.	$301M	Energy	Oil & Gas Refining	United States	NYSE
7	KWRQuaker Chemical Corp	$152M	Energy	Oil & Gas Refining	United States	NYSE
8	CLMTCalumet, Inc. /DE	$47.1M	Energy	Oil & Gas Refining	United States	Nasdaq

The world's largest companies by operating incomeMarket capRevenueOperating incomeCapital expenditureTotal assetsNet assetsCash on hand