COMCAST CORP — Director's Dealing 2013

May 9, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMCAST CORP (CMCSA)
CIK: 0001166691
Period of Report: 2013-05-07

Reporting Person: SALVA LAWRENCE J (SVP & Controller)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-07	Class A Common Stock	S	22160.0000	$43.2100	Disposed	17733.1860	Direct
2013-05-07	Class A Special Common Stock	S	2161.0000	$41.2300	Disposed	5625.3448	Direct
2013-05-08	Class A Common Stock	M	6000.0000	$19.9200	Acquired	23733.1860	Direct
2013-05-08	Class A Common Stock	M	4650.0000	$17.5000	Acquired	28383.1860	Direct
2013-05-08	Class A Common Stock	M	3675.0000	$22.6600	Acquired	32058.1860	Direct
2013-05-08	Class A Common Stock	M	3412.0000	$18.5066	Acquired	35470.1860	Direct
2013-05-08	Class A Common Stock	S	4973.0000	$43.2382	Disposed	30497.1860	Direct
2013-05-08	Class A Common Stock	F	12764.0000	$43.2900	Disposed	17733.1860	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-08	Option to Purchase	$18.5066	M	3412.0000	Disposed	2016-01-19	Class A Common Stock (3412.0000)	Direct
2013-05-08	Option to Purchase	$19.9200	M	6000.0000	Disposed	2014-03-07	Class A Common Stock (6000.0000)	Direct
2013-05-08	Option to Purchase	$22.6600	M	3675.0000	Disposed	2015-03-13	Class A Common Stock (3675.0000)	Direct
2013-05-08	Option to Purchase	$17.5000	M	4650.0000	Disposed	2016-03-09	Class A Common Stock (4650.0000)	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $43.20 to $43.23. The price reported above reflects the weighted-average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F2: This transaction was executed in multiple trades at prices ranging from $41.23 to $41.24. The price reported above reflects the weighted-average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F3: This transaction was executed in multiple trades at prices ranging from $43.2321 to $43.24. The price reported above reflects the weighted-average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected

F4: With respect to the number of shares set forth in Column 7, this option is immediately exercisable.