SEC Form 4

FORM 4		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 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* ADVANCE LONG-TERM MANAGEMENT TRUST (Last) (First) (Middle) C/O ROBINSON MILLER, LLC ONE NEWARK CENTER, 19TH FLOOR (Street) NEWARK NJ 07102 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Discovery Communications, Inc. [ DISCK ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 02/16/2017
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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
Series C participating preferred stock	(1)	02/16/2017		D			1,209,225(3)	(1)	(1)	Series C common stock	2,418,450	$49.89	26,432,492	I	See Footnote(2)

1. Name and Address of Reporting Person* ADVANCE LONG-TERM MANAGEMENT TRUST (Last) (First) (Middle) C/O ROBINSON MILLER, LLC ONE NEWARK CENTER, 19TH FLOOR (Street) NEWARK NJ 07102 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* ADVANCE PUBLICATIONS, INC (Last) (First) (Middle) 950 FINGERBOARD ROAD (Street) STATEN ISLAND NY 10305 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* NEWHOUSE FAMILY HOLDINGS, L.P. (Last) (First) (Middle) ONE WORLD TRADE CENTER (Street) NEW YORK NY 10007 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* NEWHOUSE BROADCASTING CORP (Last) (First) (Middle) 6350 COURT STREET (Street) EAST SYRACUSE NY 13057-1211 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. Each share of Series C preferred stock is convertible pursuant to its terms into two shares of Series C common stock at any time (following a stock dividend that occurred on August 6, 2014).

2. Through subsidiaries; each reporting person disclaims beneficial ownership except to the extent of its pecuniary interest.

3. Sold to the issuer in an exempt transaction.

	Advance Long-Term Management Trust, By: /s/ Michael A. Newhouse, as Trustee on behalf of Advance Long-Term Management Trust	02/21/2017
	Newhouse Family Holdings, L.P., By: Advance Long-Term Management Trust, as General Partner, By /s/ Michael A. Newhouse, as Trustee on behalf of Advance Long-Term Management Trust	02/21/2017
	Advance Publications, Inc., By: /s/ Michael A. Newhouse, as Co-President, on behalf of Advance Publications, Inc.	02/21/2017
	Newhouse Broadcasting Corporation, By: /s/ Michael A. Newhouse, as Executive Vice President, on behalf of Newhouse Broadcasting Corporation	02/21/2017
	** Signature of Reporting Person	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).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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