ARTHUR R BLOCK Insider Trading Transactions

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General | Insider Transactions | Monthly Overview

Get the latest insider transactions of ARTHUR R BLOCK. ARTHUR R BLOCK is SVP, GC and Secretary in COMCAST CORP ($CMCSA).

Latest Insider Trading Transactions of ARTHUR R BLOCK

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Feb 22 2013	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	17.24	19,629	338,404	55,979	36.4 K to 56 K (+54.00 %)
Jan 22 2013	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	14,724	0	174,643
Jan 22 2013	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	40.27	7,210	290,311	36,350	43.6 K to 36.4 K (-16.55 %)
Jan 22 2013	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	14,724	0	43,560	28.8 K to 43.6 K (+51.06 %)
Oct 03 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Gift	G	0.00	1,574	0	17,911	19.5 K to 17.9 K (-8.08 %)
Oct 03 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	33.00	5,625	185,625	34,595	40.2 K to 34.6 K (-13.99 %)
Oct 03 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	33.86	33,997	1,151,138	71,752	105.7 K to 71.8 K (-32.15 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	15.89	5,625	89,400	0
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	18.98	14,850	281,853	39,600
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	14.54	21,150	307,521	77,550
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	25.44	50,550	1,285,992	16,850
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	18.34	42,540	780,184	99,260
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	19.92	7,500	149,400	15,000
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	18.08	5,625	101,700	5,625
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Gift	G	0.00	787	0	10,115	9.3 K to 10.1 K (+8.44 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Gift	G	0.00	787	0	9,878	9.1 K to 9.9 K (+8.66 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	33.12	15,110	500,401	25,110	40.2 K to 25.1 K (-37.57 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	15.89	5,625	89,400	40,220	34.6 K to 40.2 K (+16.26 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	34.02	42,916	1,460,002	62,833	105.7 K to 62.8 K (-40.58 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	34.02	30,798	1,047,748	105,749	136.5 K to 105.7 K (-22.55 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	34.02	13,898	472,810	136,547	150.4 K to 136.5 K (-9.24 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	34.02	10,919	371,464	150,445	161.4 K to 150.4 K (-6.77 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	34.02	5,639	191,839	161,364	167 K to 161.4 K (-3.38 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	34.02	4,048	137,713	167,003	171.1 K to 167 K (-2.37 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	18.08	5,625	101,700	171,051	165.4 K to 171.1 K (+3.40 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	19.92	7,500	149,400	165,426	157.9 K to 165.4 K (+4.75 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	18.98	14,850	281,853	157,926	143.1 K to 157.9 K (+10.38 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	14.54	21,150	307,521	143,076	121.9 K to 143.1 K (+17.35 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	18.34	42,540	780,184	121,926	79.4 K to 121.9 K (+53.59 %)
Aug 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	25.44	50,550	1,285,992	79,386	28.8 K to 79.4 K (+175.30 %)
May 01 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	30.26	3,279	99,223	28,836	32.1 K to 28.8 K (-10.21 %)
Apr 27 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	4,290	0	7,115
Apr 27 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	1,844	0	32,115	34 K to 32.1 K (-5.43 %)
Apr 27 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	4,290	0	33,959	29.7 K to 34 K (+14.46 %)
Apr 02 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	29.93	2,887	86,408	29,669	32.6 K to 29.7 K (-8.87 %)
Mar 30 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	5,085	0	11,405
Mar 30 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	29.92	2,176	65,106	36,593	38.8 K to 36.6 K (-5.61 %)
Mar 30 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	5,085	0	38,769	33.7 K to 38.8 K (+15.10 %)
Mar 28 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	7,110	0	16,490
Mar 28 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	5,775	0	23,600
Mar 28 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	30.07	4,037	121,397	29,647	33.7 K to 29.6 K (-11.98 %)
Mar 28 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	30.17	3,042	91,777	33,684	36.7 K to 33.7 K (-8.28 %)
Mar 28 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	7,110	0	36,726	29.6 K to 36.7 K (+24.01 %)
Mar 28 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	30.35	2,471	74,995	29,616	32.1 K to 29.6 K (-7.70 %)
Mar 28 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	5,775	0	32,087	26.3 K to 32.1 K (+21.95 %)
Mar 27 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	A	0.00	23,900	0	29,375
Mar 27 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	A	29.99	97,100	2,912,029	97,100
Mar 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	3,540	0	189,367
Mar 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	29.79	2,010	59,883	26,312	28.3 K to 26.3 K (-7.10 %)
Mar 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	1,515	0	28,322	29.8 K to 28.3 K (-5.08 %)
Mar 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	3,540	0	29,837	26.3 K to 29.8 K (+13.46 %)
Mar 20 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	10,240	0	5,475
Mar 20 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	29.65	2,180	64,637	26,297	28.5 K to 26.3 K (-7.66 %)
Mar 20 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	29.50	4,381	129,240	28,477	32.9 K to 28.5 K (-13.33 %)
Mar 20 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	10,240	0	32,858	22.6 K to 32.9 K (+45.27 %)
Mar 14 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	29.78	8,415	250,610	22,618	31 K to 22.6 K (-27.12 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	15.89	5,625	89,400	5,625
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	18.98	44,550	845,559	54,450
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	14.54	42,300	615,042	98,700
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	17.50	69,750	1,220,625	23,250
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	17.24	39,258	676,808	91,602
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	22.66	58,800	1,332,408	14,700
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	19.92	7,500	149,400	22,500
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	18.08	5,625	101,700	11,250
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	18.51	54,600	1,010,460	13,650
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	27.79	4,179	116,134	34,595	38.8 K to 34.6 K (-10.78 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	27.62	1,446	39,939	38,774	40.2 K to 38.8 K (-3.60 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	15.89	5,625	89,400	40,220	34.6 K to 40.2 K (+16.26 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	28.50	68,861	1,962,539	31,033	99.9 K to 31 K (-68.93 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	28.65	53,443	1,531,142	99,894	153.3 K to 99.9 K (-34.85 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	28.65	51,415	1,473,040	153,337	204.8 K to 153.3 K (-25.11 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	28.65	42,988	1,231,606	204,752	247.7 K to 204.8 K (-17.35 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	28.65	35,518	1,017,591	247,740	283.3 K to 247.7 K (-12.54 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	28.65	29,866	855,661	283,258	313.1 K to 283.3 K (-9.54 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	28.65	29,785	853,340	313,124	342.9 K to 313.1 K (-8.69 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	28.50	29,130	830,205	342,909	372 K to 342.9 K (-7.83 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	28.65	6,128	175,567	372,039	378.2 K to 372 K (-1.62 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	28.65	4,379	125,458	378,167	382.5 K to 378.2 K (-1.14 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	18.08	5,625	101,700	382,546	376.9 K to 382.5 K (+1.49 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	19.92	7,500	149,400	376,921	369.4 K to 376.9 K (+2.03 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	17.24	39,258	676,808	369,421	330.2 K to 369.4 K (+11.89 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	14.54	42,300	615,042	330,163	287.9 K to 330.2 K (+14.69 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	18.98	44,550	845,559	287,863	243.3 K to 287.9 K (+18.31 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	18.51	54,600	1,010,460	243,313	188.7 K to 243.3 K (+28.93 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	22.66	58,800	1,332,408	188,713	129.9 K to 188.7 K (+45.26 %)
Feb 22 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	17.50	69,750	1,220,625	129,913	60.2 K to 129.9 K (+115.94 %)
Jan 19 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	14,724	0	192,907
Jan 19 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Gift	G	0.00	1,215	0	9,328	8.1 K to 9.3 K (+14.98 %)
Jan 19 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Gift	G	0.00	1,215	0	9,091	7.9 K to 9.1 K (+15.43 %)
Jan 19 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	6,499	0	60,163	66.7 K to 60.2 K (-9.75 %)
Jan 19 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	14,724	0	66,662	51.9 K to 66.7 K (+28.35 %)
Jan 19 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Gift	G	0.00	2,430	0	31,843	34.3 K to 31.8 K (-7.09 %)
Jan 04 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	23.66	187,500	4,436,250	0
Jan 04 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	24.20	184,748	4,470,902	37,025	221.8 K to 37 K (-83.31 %)
Jan 04 2012	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	23.66	187,500	4,436,250	221,773	34.3 K to 221.8 K (+547.08 %)
Apr 27 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	5,775	0	15,715
Apr 27 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	2,496	0	51,938	54.4 K to 51.9 K (-4.59 %)
Apr 27 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	5,775	0	54,434	48.7 K to 54.4 K (+11.87 %)
Mar 30 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	5,085	0	207,631
Mar 30 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	2,198	0	48,659	50.9 K to 48.7 K (-4.32 %)
Mar 30 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	5,085	0	50,857	45.8 K to 50.9 K (+11.11 %)
Mar 29 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	7,110	0	21,490
Mar 29 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	A	0.00	28,600	0	28,600
Mar 29 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	A	25.02	103,000	2,577,060	103,000
Mar 29 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	3,073	0	45,772	48.8 K to 45.8 K (-6.29 %)
Mar 29 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	7,110	0	48,845	41.7 K to 48.8 K (+17.04 %)
Mar 22 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	3,540	0	212,716
Mar 22 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	1,530	0	41,735	43.3 K to 41.7 K (-3.54 %)
Mar 22 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	3,540	0	43,265	39.7 K to 43.3 K (+8.91 %)
Mar 18 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	3,840	0	216,256
Mar 18 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	1,660	0	39,725	41.4 K to 39.7 K (-4.01 %)
Mar 18 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	3,840	0	41,385	37.5 K to 41.4 K (+10.23 %)
Mar 14 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	14,820	0	220,096
Mar 14 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	6,405	0	37,545	44 K to 37.5 K (-14.57 %)
Mar 14 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	14,820	0	43,950	29.1 K to 44 K (+50.88 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	15.89	93,750	1,489,997	11,250
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	15.89	45,000	715,199	105,000
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	13.04	22,500	293,400	0
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	19.92	120,000	2,390,400	30,000
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	18.08	133,125	2,406,900	16,875
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	24.02	126,933	3,048,931	34,273	161.2 K to 34.3 K (-78.74 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	24.00	34,317	823,488	161,206	195.5 K to 161.2 K (-17.55 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	13.04	22,500	293,400	195,523	173 K to 195.5 K (+13.00 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	15.89	45,000	715,199	173,023	128 K to 173 K (+35.15 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	15.89	93,750	1,489,997	128,023	34.3 K to 128 K (+273.54 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	25.39	214,638	5,449,659	29,130	243.8 K to 29.1 K (-88.05 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	25.40	38,487	977,447	243,768	282.3 K to 243.8 K (-13.64 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	19.92	120,000	2,390,400	282,255	162.3 K to 282.3 K (+73.96 %)
Feb 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	18.08	133,125	2,406,900	162,255	29.1 K to 162.3 K (+457.00 %)
Jan 31 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	9,469	0	29,130	38.6 K to 29.1 K (-24.53 %)
Jan 31 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Grant	A	0.00	21,895	0	38,599	16.7 K to 38.6 K (+131.08 %)
Jan 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	10,500	0	234,916
Jan 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	3,491	0	16,704	20.2 K to 16.7 K (-17.29 %)
Jan 24 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	10,500	0	20,195	9.7 K to 20.2 K (+108.30 %)
Jan 20 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	14,724	0	245,416
Jan 20 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	5,029	0	9,695	14.7 K to 9.7 K (-34.16 %)
Jan 20 2011	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	14,724	0	14,724	0 to 14.7 K
Nov 01 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Sell	S	20.60	48,663	1,002,458	0	48.7 K to 0 (-100.00 %)
Apr 28 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	7,110	0	260,140
Apr 28 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	3,065	0	48,663	51.7 K to 48.7 K (-5.93 %)
Apr 28 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	7,110	0	51,728	44.6 K to 51.7 K (+15.94 %)
Apr 21 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	3,540	0	267,250
Apr 21 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	1,526	0	44,618	46.1 K to 44.6 K (-3.31 %)
Apr 21 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	3,540	0	46,144	42.6 K to 46.1 K (+8.31 %)
Mar 30 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	5,085	0	270,790
Mar 30 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	A	0.00	38,500	0	275,875
Mar 30 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	A	18.34	141,800	2,600,612	141,800
Mar 30 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Payment of Exercise	F	0.00	2,192	0	42,604	44.8 K to 42.6 K (-4.89 %)
Mar 30 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Buy	M	0.00	5,085	0	44,796	39.7 K to 44.8 K (+12.81 %)
Mar 18 2010	CMCSA	COMCAST CORP	BLOCK ARTHUR R	SVP, GC and Secreta ...	Option Exercise	M	0.00	3,840	0	237,375

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