Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2017

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information (Unaudited)

Note 18: Quarterly Financial Information (Unaudited)

(in millions, except per share data)	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total Year
2017
Revenue	$	20,463	$	21,165	$	20,983	$	21,915	$	84,526
Operating income	$	4,530	$	4,558	$	4,792	$	4,107	$	17,987
Net income attributable to Comcast Corporation(a)	$	2,566	$	2,513	$	2,650	$	14,985	$	22,714
Basic earnings per common share attributable to Comcast Corporation shareholders	$	0.54	$	0.53	$	0.56	$	3.22	$	4.82
Diluted earnings per common share attributable to Comcast Corporation shareholders	$	0.53	$	0.52	$	0.55	$	3.17	$	4.75
Dividends declared per common share	$	0.1575	$	0.1575	$	0.1575	$	0.1575	$	0.63
2016
Revenue	$	18,790	$	19,269	$	21,319	$	21,025	$	80,403
Operating income	$	4,089	$	4,066	$	4,440	$	4,264	$	16,859
Net income attributable to Comcast Corporation(b)	$	2,134	$	2,028	$	2,237	$	2,296	$	8,695
Basic earnings per common share attributable to Comcast Corporation shareholders	$	0.44	$	0.42	$	0.47	$	0.48	$	1.80
Diluted earnings per common share attributable to Comcast Corporation shareholders	$	0.43	$	0.41	$	0.46	$	0.48	$	1.78
Dividends declared per common share	$	0.1375	$	0.1375	$	0.1375	$	0.1375	$	0.55

Minor differences may exist due to rounding.

(a) In the fourth quarter of 2017, net income attributable to Comcast Corporation included a $12.7 billion net income tax benefit as a result of the impacts of the 2017 tax reform legislation. See Note 14 for additional information.

(b) In the fourth quarter of 2016, net income attributable to Comcast Corporation included $225 million, $143 million net of tax, recognized in connection with the settlement of amounts owed to us under an agency agreement that had provided for, among other things, Verizon Wireless’ sale of our cable services.