COMCAST CORP — Director's Dealing 2010

Mar 30, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMCAST CORP (CMCSA)
CIK: 0001166691
Period of Report: 2010-03-26

Reporting Person: BLOCK ARTHUR R (SVP, GC and Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-03-28	Class A Common Stock	M	5085	—	Acquired	44796	Direct
2010-03-28	Class A Common Stock	F	2192	—	Disposed	42604	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-03-26	Option to Purchase	$18.34	A	141800	Acquired	2020-03-25	Class A Common Stock (141800)	Direct
2010-03-26	Restricted Stock Units	$	A	38500	Acquired		Class A Common Stock (38500)	Direct
2010-03-28	Restricted Stock Units	$	M	5085	Disposed		Class A Common Stock (5085)	Direct

Footnotes

F1: The options were granted on March 26, 2010 and become exercisable as follows: 30% becomes exercisable on the 2nd anniversary of the date of grant; an additional 15% on each of the 3rd, 4th and 5th anniversaries of the date of grant; and an additional 5% on each of the 6th, 7th, 8th, 9th and 9.5th anniversaries of the date of grant.

F2: Each restricted stock unit represents a contigent right to receive one share of Class A Common Stock.

F3: The restricted stock units vest in installments of 15%, 15%, 15%, 15% and 40% on the 13th-month, 2nd, 3rd, 4th and 5th anniversaries of the date of grant (March 26, 2010), respectively.

F4: These restricted stock units vest on the transaction date.