R Arthur Block

Insider Trading: Sales

Company	Symbol	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
Comcast Corp	CMCSA	$70.17	2,435	Officer	48,277	2016-12-19	Filing
Comcast Corp	CMCSA	$69.86	4,007	Officer	75,347	2016-11-29	Filing
Comcast Corp	CMCSA	$69.91	2,745	Officer	79,354	2016-11-29	Filing
Comcast Corp	CMCSA	$65.75	1,023	Officer	46,516	2016-09-16	Filing
Comcast Corp	CMCSA	$61.25	1,002	Officer	44,169	2016-04-21	Filing
Comcast Corp	CMCSA	$59.57	5,203	Officer	55,190	2016-03-28	Filing
Comcast Corp	CMCSA	$59.72	4,429	Officer	65,057	2016-03-28	Filing
Comcast Corp	CMCSA	$59.54	2,634	Officer	77,187	2016-03-28	Filing
Comcast Corp	CMCSA	$59.75	2,426	Officer	79,821	2016-03-28	Filing
Comcast Corp	CMCSA	$59.51	1,665	Officer	82,247	2016-03-28	Filing
Comcast Corp	CMCSA	$58.76	1,630	Officer	55,609	2016-03-24	Filing
Comcast Corp	CMCSA	$59.41	3,552	Officer	56,812	2016-03-23	Filing
Comcast Corp	CMCSA	$59.11	1,187	Officer	62,319	2016-03-23	Filing
Comcast Corp	CMCSA	$59.30	982	Officer	46,779	2016-03-22	Filing
Comcast Corp	CMCSA	$59.22	949	Officer	46,590	2016-03-16	Filing
Comcast Corp	CMCSA	$54.93	1,675	Officer	44,169	2016-01-27	Filing
Comcast Corp	CMCSA	$55.04	1,572	Officer	34,267	2016-01-08	Filing
Comcast Corp	CMCSA	$55.14	1,060	Officer	35,839	2016-01-08	Filing
Comcast Corp	CMCSA	$56.88	2,258	Officer	33,121	2015-12-18	Filing
Comcast Corp	CMCSA	$62.85	2,258	Officer	28,836	2015-08-03	Filing