Costco Wholesale Corp. (COST)

• Annual Data
• Quarterly Data

Costco Wholesale Corp., Common-Size Consolidated Income Statement (quarterly data)

Based on: 10-Q (filing date: 2018-12-20), 10-K (filing date: 2018-10-26), 10-Q (filing date: 2018-06-07), 10-Q (filing date: 2018-03-15), 10-Q (filing date: 2017-12-21), 10-K (filing date: 2017-10-18), 10-Q (filing date: 2017-06-01), 10-Q (filing date: 2017-03-09), 10-Q (filing date: 2016-12-16), 10-K (filing date: 2016-10-12), 10-Q (filing date: 2016-06-01), 10-Q (filing date: 2016-03-09), 10-Q (filing date: 2015-12-18), 10-K (filing date: 2015-10-14), 10-Q (filing date: 2015-06-04), 10-Q (filing date: 2015-03-11), 10-Q (filing date: 2014-12-18), 10-K (filing date: 2014-10-15), 10-Q (filing date: 2014-06-05), 10-Q (filing date: 2014-03-14), 10-Q (filing date: 2013-12-20), 10-K (filing date: 2013-10-16), 10-Q (filing date: 2013-06-11), 10-Q (filing date: 2013-03-20), 10-Q (filing date: 2012-12-21).

Item	Description	The company
Operating income	The net result for the period of deducting operating expenses from operating revenues.	Costco Wholesale Corp.’s operating income as a percentage of net sales declined from Q3 2018 to Q4 2018 and from Q4 2018 to Q1 2019.
Income before income taxes	Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.	Costco Wholesale Corp.’s income before income taxes as a percentage of net sales declined from Q3 2018 to Q4 2018 and from Q4 2018 to Q1 2019.
Net income attributable to Costco	The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.	Costco Wholesale Corp.’s net income attributable to Costco as a percentage of net sales increased from Q3 2018 to Q4 2018 but then declined significantly from Q4 2018 to Q1 2019.