Sec Form 4 Filing - BURKE STEPHEN B @ COMCAST CORP - 2015-03-20

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person BURKE STEPHEN B 2. Issuer Name and Ticker or Trading Symbol COMCAST CORP [ CMCSA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Executive Vice President (Last) (First) (Middle) ONE COMCAST CENTER 3. Date of Earliest Transaction (MM/DD/YY) 03/20/2015 (Street) PHILADELPHIA, PA19103 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class A Common Stock 03/20/2015 M( 1 ) 500,000 A $ 18.34 755,762 D Class A Common Stock 03/20/2015 M( 1 ) 138,000 A $ 14.54 893,762 D Class A Common Stock 03/20/2015 M( 1 ) 43,840 A $ 25.44 937,602 D Class A Common Stock 03/20/2015 M( 1 ) 32,120 A $ 18.98 969,722 D Class A Common Stock 03/20/2015 M( 1 ) 30,240 A $ 17.5 999,962 D Class A Common Stock 03/20/2015 F( 1 ) 20,655 D $ 58.96 979,307 D Class A Common Stock 03/20/2015 F( 1 ) 22,302 D $ 58.975 957,005 D Class A Common Stock 03/20/2015 F( 1 ) 32,599 D $ 59.01 924,406 D Class A Common Stock 03/20/2015 F( 1 ) 91,131 D $ 58.98 833,275 D Class A Common Stock 03/20/2015 S( 1 ) 155,451 D $ 59.26 ( 2 ) 677,824 D Class A Common Stock 03/20/2015 F( 1 ) 344,549 D $ 59.11 333,275 D Class A Common Stock 03/22/2015 M 17,145 A $ 0 350,420 D Class A Common Stock 03/22/2015 F 9,436 D $ 59.45 340,984 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Option to Purchase $ 59.45 03/20/2015 A 453,800 ( 3 ) 03/19/2025 Class A Common Stock 453,800 $ 0 453,800 D Option to Purchase $ 18.34 03/20/2015 M( 1 ) 500,000 ( 4 ) 03/25/2020 Class A Common Stock 500,000 $ 0 433,000 D Option to Purchase $ 17.5 03/20/2015 M( 1 ) 30,240 03/10/2007( 4 ) 03/09/2016 Class A Common Stock 30,240 $ 0 30,240 D Option to Purchase $ 25.44 03/20/2015 M( 1 ) 43,840 03/16/2008( 4 ) 03/15/2017 Class A Common Stock 43,840 $ 0 43,840 D Option to Purchase $ 14.54 03/20/2015 M( 1 ) 138,000 03/27/2010( 4 ) 03/26/2019 Class A Common Stock 138,000 $ 0 230,000 D Option to Purchase $ 18.98 03/20/2015 M( 1 ) 32,120 03/28/2009( 4 ) 03/27/2018 Class A Common Stock 32,120 $ 0 128,480 D Restricted Stock Units $ 0 ( 5 ) 03/20/2015 A 106,820 ( 6 ) ( 6 ) Class A Common Stock 106,820 $ 0 145,608 D Restricted Stock Units $ 0 ( 5 ) 03/22/2015 M 17,145 ( 7 ) ( 7 ) Class A Common Stock 17,145 $ 0 128,463 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other BURKE STEPHEN B ONE COMCAST CENTER PHILADELPHIA, PA19103 Executive Vice President Signatures Arthur R. Block, Attorney-in-fact 03/23/2015 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Transaction was effected pursuant to a Rule 10b5-1 trading plan. ( 2 )This transaction was executed in multiple trades at prices ranging from $58.890 to $59.515. 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. ( 3 )The options were granted on March 20, 2015 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. ( 4 )With respect to the number of shares set forth in Column 7, this option is immediately exercisable. ( 5 )Each restricted stock unit represents a contigent right to receive one share of Class A Common Stock. ( 6 )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 20, 2015), respectively. ( 7 )These restricted stock units vest on the transaction date.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

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