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* Dolby Dagmar (Last) (First) (Middle) C/O DOLBY LABORATORIES, INC. 1275 MARKET STREET (Street) SAN FRANCISCO CA 94103 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Dolby Laboratories, Inc. [ DLB ]	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) 12/13/2017
	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
Class A Common Stock(1)	12/13/2017		C(2)		140,000	A	$0.00	140,000	I	By Trust(3)
Class A Common Stock	12/13/2017		G(2)		140,000	D	$0.00	0	I	By Trust(3)

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
Class B Common Stock	(4)	12/13/2017		C(2)			140,000	(4)	(4)	Class A Common Stock	140,000	$0.00	11,386,194	I	By Trust(3)
Class B Common Stock	(4)							(4)	(4)	Class A Common Stock	(4)		24,932,162	I	By Trust(5)
Class B Common Stock	(4)							(4)	(4)	Class A Common Stock	(4)		160,592	I	By Trust(6)
Class B Common Stock	(4)							(4)	(4)	Class A Common Stock	(4)		463,262	I	By Trust(7)
Class B Common Stock	(4)							(4)	(4)	Class A Common Stock	(4)		2,712,400	I	By Trust(8)
Class B Common Stock	(4)							(4)	(4)	Class A Common Stock	(4)		1,937,600	I	By Trust(9)
Class B Common Stock	(4)							(4)	(4)	Class A Common Stock	(4)		1,040,000	I	By Family LLC(10)

1. Name and Address of Reporting Person* Dolby Dagmar (Last) (First) (Middle) C/O DOLBY LABORATORIES, INC. 1275 MARKET STREET (Street) SAN FRANCISCO CA 94103 (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* DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 (Last) (First) (Middle) C/O DOLBY LABORATORIES, INC. 1275 MARKET STREET (Street) SAN FRANCISCO CA 94103 (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 Class A Common Stock was issued upon conversion of one share of Class B Common Stock at the election of the reporting person.

2. On December 13, 2017, the Dagmar Dolby Trust (as defined below) (i) converted 140,000 shares of Class B Common Stock into the same number of shares of Class A Common Stock, and (ii) gifted all such shares of Class A Common Stock to the Dagmar Dolby Fund, a charitable organization of which Dagmar Dolby serves as one of three directors.

3. Reflects shares of Class B Common Stock (as converted or convertible, as applicable, into a like number of shares of Class A Common Stock) held of record by Dagmar Dolby as the Trustee of the Dagmar Dolby Trust under the Dolby Family Trust instrument, dated May 7, 1999 (the "Dagmar Dolby Trust"), voting power of which is shared by the Trustee and David E. Dolby, son of Dagmar Dolby, as Special Trustee of the Dagmar Dolby Trust. This report is filed jointly by Dagmar Dolby and the Dagmar Dolby Trust with respect to the securities held and transactions effected by the Dagmar Dolby Trust. The reporting persons disclaim beneficial ownership of these securities except to the extent of their respective pecuniary interest therein.

4. Shares of Class B Common Stock are convertible, at no cost, at any time at the option of the holder into shares of Class A Common Stock on a 1-for-1 basis.

5. Reflects shares of Class B Common Stock (convertible into a like number of shares of Class A Common Stock) held of record by Dagmar Dolby as the Trustee of the Marital Trust under the Dolby Family Trust instrument, dated May 7, 1999 (the "Marital Trust"), voting power of which is shared by the Trustee and David E. Dolby as Special Trustee of the Marital Trust. This report is filed by Dagmar Dolby with respect to the securities held by the Marital Trust. The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.

6. Reflects shares of Class B Common Stock (convertible into a like number of shares of Class A Common Stock) held of record by Dagmar Dolby as the Trustee of the Ray Dolby 2002 Trust A, dated April 19, 2002 (the "Ray Dolby 2002 Trust A"), voting power of which is held by Thomas E. Dolby, son of Dagmar Dolby, as Special Trustee of the Ray Dolby 2002 Trust A. This report is filed by Dagmar Dolby with respect to the securities held by the Ray Dolby 2002 Trust A. The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.

7. Reflects shares of Class B Common Stock (convertible into a like number of shares of Class A Common Stock) held of record by Dagmar Dolby as the Trustee of the Ray Dolby 2002 Trust B, dated April 19, 2002 (the "Ray Dolby 2002 Trust B"), voting power of which is held by David E. Dolby as Special Trustee of the Ray Dolby 2002 Trust B. This report is filed by Dagmar Dolby with respect to the securities held by the Ray Dolby 2002 Trust B. The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.

8. Reflects shares of Class B Common Stock (convertible into a like number of shares of Class A Common Stock) held of record by Dagmar Dolby as the Trustee of the Dagmar Dolby 2016 Trust BB, dated March 23, 2016 (the "Dagmar Dolby 2016 Trust BB"), voting power of which is held by David E. Dolby as Special Trustee of the Dagmar Dolby 2016 Trust BB. This report is filed by Dagmar Dolby with respect to the securities held by the Dagmar Dolby 2016 Trust BB. The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.

9. Reflects shares of Class B Common Stock (convertible into a like number of shares of Class A Common Stock) held of record by Dagmar Dolby as the Trustee of the Dagmar Dolby 2017 Trust BB, dated May 25, 2017 (the "Dagmar Dolby 2017 Trust BB"), voting power of which is held by David E. Dolby as Special Trustee of the Dagmar Dolby 2017 Trust BB. This report is filed by Dagmar Dolby with respect to the securities held by the Dagmar Dolby 2017 Trust BB. The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.

10. Reflects shares of Class B Common Stock (convertible into a like number of shares of Class A Common Stock) held of record by Dolby Holdings II LLC, a limited liability company (the "Family LLC"), investment power of which is held by Dagmar Dolby, manager of the Family LLC, and voting power of which is held by (i) Thomas E. Dolby, a special manager of the Family LLC, with respect to 50% of such shares, and (ii) David E. Dolby, a special manager of the Family LLC, with respect to 50% of such shares. This report is filed by Dagmar Dolby with respect to the securities held by the Family LLC. The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.

Remarks:

	/s/ Daniel Rodriguez, Attorney in Fact	12/15/2017
	** 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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