DLB

Dolby Laboratories, Inc.

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Tapewire entity: 2518
SEC CIK: 0001308547
Parsed reports: 525

Last 12 months

Inside the activity.

0 purchase rows · 38 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

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Oct

Monthly counts

Month	Purchases	Sales
Nov 2025	0	4
Dec 2025	0	11
Jan 2026	0	0
Feb 2026	0	3
Mar 2026	0	0
Apr 2026	0	1
May 2026	0	7
Jun 2026	0	2
Jul 2026	0	1
Aug 2026	0	6
Sep 2026	0	1
Oct 2026	0	2

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction date	Owner / reported role	Activity / security	Shares / units	Reported price	Reported value	Details
June 22, 2018 Filed Jun 25, 2018 21:02 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-039419 · doc4.xml · derivative · entry 6 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 8,580,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 22, 2018 Filed Jun 25, 2018 21:02 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$64.13	$3,206,605.00	Disclosure SEC source: 0001209191-18-039419 · doc4.xml · nonDerivative · entry 4 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F4 · price: The shares were sold in multiple transactions at prices ranging from $63.895 to $64.86, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 22, 2018 Filed Jun 25, 2018 21:02 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-039419 · doc4.xml · nonDerivative · entry 3 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 21, 2018 Filed Jun 25, 2018 21:02 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-039419 · doc4.xml · derivative · entry 5 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 8,630,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 21, 2018 Filed Jun 25, 2018 21:02 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$64.98	$3,248,840.00	Disclosure SEC source: 0001209191-18-039419 · doc4.xml · nonDerivative · entry 2 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F3 · price: The shares were sold in multiple transactions at prices ranging from $64.62 to $65.345, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 21, 2018 Filed Jun 25, 2018 21:02 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-039419 · doc4.xml · nonDerivative · entry 1 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 20, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	GiftClass B Common Stock · Derivative	3,800,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · derivative · entry 11 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 3,800,000 Underlying: Class A Common Stock · 3,800,000 shares Expires not disclosed F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F8 · kind: On June 20, 2018, the Dagmar Dolby Trust contributed 3,800,000 shares of Class B Common Stock to a newly formed grantor retained annuity trust, the Dagmar Dolby 2018 Trust BB (as defined below). Such share contribution was effected solely for tax and estate planning purposes, and was a transfer for no value without the payment or receipt of any funds or other consideration by any reporting person in exchange therefor. Applicable rules consider such a share contribution to be exempt from the reporting requirements of Section 16(a) and the provisions of Section 16(b) of the Exchange Act, and as a result the reporting persons are voluntarily reporting such share contribution on this Form 4. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F9 · ownership.nature: 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 2018 Trust BB, dated June 20, 2018 (the "Dagmar Dolby 2018 Trust BB"), voting power over which is held by David E. Dolby as Special Trustee of the Dagmar Dolby 2018 Trust BB. This report is filed by Dagmar Dolby with respect to the securities held and transactions effected by the Dagmar Dolby 2018 Trust BB. The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein. Read SEC document
June 20, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	GiftClass B Common Stock · Derivative	764,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · derivative · entry 9 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 12,480,617 Underlying: Class A Common Stock · 764,000 shares Expires not disclosed F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F6 · kind: On June 20, 2018, the Dagmar Dolby 2017 Trust BB (as defined below), which is a grantor retained annuity trust, transferred 764,000 shares of Class B Common Stock to the Dagmar Dolby Trust. Such share transfer was effected in satisfaction of the annuity payment requirements, and in accordance with the terms, of the Dagmar Dolby 2017 Trust BB's trust instrument, and was a transfer for no value without the payment or receipt of any funds or other consideration by any reporting person in exchange therefor. Applicable rules consider such a share transfer to be exempt from the reporting requirements of Section 16(a) and the provisions of Section 16(b) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and as a result the reporting persons are voluntarily reporting such share transfer on this Form 4. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 20, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	GiftClass B Common Stock · Derivative	764,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · derivative · entry 8 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 1,173,600 Underlying: Class A Common Stock · 764,000 shares Expires not disclosed F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F6 · kind: On June 20, 2018, the Dagmar Dolby 2017 Trust BB (as defined below), which is a grantor retained annuity trust, transferred 764,000 shares of Class B Common Stock to the Dagmar Dolby Trust. Such share transfer was effected in satisfaction of the annuity payment requirements, and in accordance with the terms, of the Dagmar Dolby 2017 Trust BB's trust instrument, and was a transfer for no value without the payment or receipt of any funds or other consideration by any reporting person in exchange therefor. Applicable rules consider such a share transfer to be exempt from the reporting requirements of Section 16(a) and the provisions of Section 16(b) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and as a result the reporting persons are voluntarily reporting such share transfer on this Form 4. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F7 · ownership.nature: 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 over 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 and transactions effected 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. Read SEC document
June 20, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · derivative · entry 7 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 11,716,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 20, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$65.22	$3,260,910.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · nonDerivative · entry 5 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F4 · price: The shares were sold in multiple transactions at prices ranging from $64.915 to $65.35, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 20, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · nonDerivative · entry 4 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 19, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · derivative · entry 6 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 11,766,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 19, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	100	$65.17	$6,517.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · nonDerivative · entry 3 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F2 · ownership.nature: 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 over 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. Read SEC document
June 19, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	49,900	$64.82	$3,234,557.92	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · nonDerivative · entry 2 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 100 F3 · price: The shares were sold in multiple transactions at prices ranging from $64.13 to $65.12, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 19, 2018 Filed Jun 21, 2018 20:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038922 · doc4.xml · nonDerivative · entry 1 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 18, 2018 Filed Jun 19, 2018 20:25 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038551 · doc4.xml · derivative · entry 6 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 11,816,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 18, 2018 Filed Jun 19, 2018 20:25 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$65.50	$3,275,175.00	Disclosure SEC source: 0001209191-18-038551 · doc4.xml · nonDerivative · entry 4 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F4 · price: The shares were sold in multiple transactions at prices ranging from $64.97 to $65.70, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 18, 2018 Filed Jun 19, 2018 20:25 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038551 · doc4.xml · nonDerivative · entry 3 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 15, 2018 Filed Jun 19, 2018 20:25 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038551 · doc4.xml · derivative · entry 5 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 11,866,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 15, 2018 Filed Jun 19, 2018 20:25 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$65.11	$3,255,345.00	Disclosure SEC source: 0001209191-18-038551 · doc4.xml · nonDerivative · entry 2 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F3 · price: The shares were sold in multiple transactions at prices ranging from $64.66 to $65.39, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 15, 2018 Filed Jun 19, 2018 20:25 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038551 · doc4.xml · nonDerivative · entry 1 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 14, 2018 Filed Jun 15, 2018 21:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038108 · doc4.xml · derivative · entry 6 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 11,916,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 14, 2018 Filed Jun 15, 2018 21:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$65.24	$3,262,025.00	Disclosure SEC source: 0001209191-18-038108 · doc4.xml · nonDerivative · entry 4 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F4 · price: The shares were sold in multiple transactions at prices ranging from $64.61 to $65.48, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 14, 2018 Filed Jun 15, 2018 21:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038108 · doc4.xml · nonDerivative · entry 3 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 14, 2018 Filed Jun 18, 2018 22:31 UTC	Baker GilesSVP, Consumer Entertainment	Exercise / conversionEmployee Stock Option (right to buy) · Derivative	2,916	$0.00 Strike: $37.35	$0.00	Disclosure SEC source: 0001209191-18-038418 · doc4.xml · derivative · entry 6 Baker Giles · CIK 0001731843 · SVP, Consumer Entertainment 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 48,160 Underlying: Class A Common Stock · 2,916 shares Expires 2023-12-16 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · derivative.exercise_date: This option was granted for a total of 71,076 shares of Class A Common Stock. 1/4 of the total number of shares issuable under the option vested on the first anniversary of December 16, 2013, the vesting commencement date, and the balance of the shares vested in equal monthly installments over the next 36 months thereafter Read SEC document
June 14, 2018 Filed Jun 18, 2018 22:31 UTC	Baker GilesSVP, Consumer Entertainment	Exercise / conversionEmployee Stock Option (right to buy) · Derivative	2,084	$0.00 Strike: $33.15	$0.00	Disclosure SEC source: 0001209191-18-038418 · doc4.xml · derivative · entry 5 Baker Giles · CIK 0001731843 · SVP, Consumer Entertainment 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 20,833 Underlying: Class A Common Stock · 2,084 shares Expires 2025-12-15 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F2 · derivative.exercise_date: This option was granted for a total of 50,000 shares of Class A Common Stock. 1/4 of the total number of shares issuable under the option vested on the first anniversary of December 15, 2015, the vesting commencement date, and the balance of the shares vest in equal monthly installments over the next 36 months thereafter. Read SEC document
June 14, 2018 Filed Jun 18, 2018 22:31 UTC	Baker GilesSVP, Consumer Entertainment	SaleClass A Common Stock	2,916	$65.00	$189,540.00	Disclosure SEC source: 0001209191-18-038418 · doc4.xml · nonDerivative · entry 4 Baker Giles · CIK 0001731843 · SVP, Consumer Entertainment 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 30,594 F1 · balance_after: Shares held following the reported transactions include 30,594 restricted stock units, which are subject to forfeiture until they vest. Read SEC document
June 14, 2018 Filed Jun 18, 2018 22:31 UTC	Baker GilesSVP, Consumer Entertainment	Exercise / conversionClass A Common Stock	2,916	$37.35	$108,912.60	Disclosure SEC source: 0001209191-18-038418 · doc4.xml · nonDerivative · entry 3 Baker Giles · CIK 0001731843 · SVP, Consumer Entertainment 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 33,510 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · balance_after: Shares held following the reported transactions include 30,594 restricted stock units, which are subject to forfeiture until they vest. Read SEC document
June 14, 2018 Filed Jun 18, 2018 22:31 UTC	Baker GilesSVP, Consumer Entertainment	SaleClass A Common Stock	2,084	$65.00	$135,460.00	Disclosure SEC source: 0001209191-18-038418 · doc4.xml · nonDerivative · entry 2 Baker Giles · CIK 0001731843 · SVP, Consumer Entertainment 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 30,594 F1 · balance_after: Shares held following the reported transactions include 30,594 restricted stock units, which are subject to forfeiture until they vest. Read SEC document
June 14, 2018 Filed Jun 18, 2018 22:31 UTC	Baker GilesSVP, Consumer Entertainment	Exercise / conversionClass A Common Stock	2,084	$33.15	$69,084.60	Disclosure SEC source: 0001209191-18-038418 · doc4.xml · nonDerivative · entry 1 Baker Giles · CIK 0001731843 · SVP, Consumer Entertainment 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 32,678 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · balance_after: Shares held following the reported transactions include 30,594 restricted stock units, which are subject to forfeiture until they vest. Read SEC document
June 13, 2018 Filed Jun 15, 2018 21:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038108 · doc4.xml · derivative · entry 5 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 11,966,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 13, 2018 Filed Jun 15, 2018 21:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$64.50	$3,224,895.00	Disclosure SEC source: 0001209191-18-038108 · doc4.xml · nonDerivative · entry 2 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F3 · price: The shares were sold in multiple transactions at prices ranging from $64.13 to $64.74, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 13, 2018 Filed Jun 15, 2018 21:03 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-038108 · doc4.xml · nonDerivative · entry 1 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 12, 2018 Filed Jun 13, 2018 20:08 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-037449 · doc4.xml · derivative · entry 6 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 12,016,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 12, 2018 Filed Jun 13, 2018 20:08 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$64.01	$3,200,710.00	Disclosure SEC source: 0001209191-18-037449 · doc4.xml · nonDerivative · entry 4 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F4 · price: The shares were sold in multiple transactions at prices ranging from $63.54 to $64.46, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 12, 2018 Filed Jun 13, 2018 20:08 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-037449 · doc4.xml · nonDerivative · entry 3 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 11, 2018 Filed Jun 13, 2018 20:08 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-037449 · doc4.xml · derivative · entry 5 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 12,066,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 11, 2018 Filed Jun 13, 2018 20:08 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$64.31	$3,215,590.00	Disclosure SEC source: 0001209191-18-037449 · doc4.xml · nonDerivative · entry 2 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F3 · price: The shares were sold in multiple transactions at prices ranging from $63.96 to $64.51, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 11, 2018 Filed Jun 13, 2018 20:08 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-037449 · doc4.xml · nonDerivative · entry 1 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 08, 2018 Filed Jun 9, 2018 01:09 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-036825 · doc4.xml · derivative · entry 6 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 12,116,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 08, 2018 Filed Jun 9, 2018 01:09 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$64.25	$3,212,505.00	Disclosure SEC source: 0001209191-18-036825 · doc4.xml · nonDerivative · entry 4 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F4 · price: The shares were sold in multiple transactions at prices ranging from $63.93 to $64.73, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 08, 2018 Filed Jun 9, 2018 01:09 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-036825 · doc4.xml · nonDerivative · entry 3 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 07, 2018 Filed Jun 9, 2018 01:09 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-036825 · doc4.xml · derivative · entry 5 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 12,166,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F5 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 07, 2018 Filed Jun 9, 2018 01:09 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$64.45	$3,222,350.00	Disclosure SEC source: 0001209191-18-036825 · doc4.xml · nonDerivative · entry 2 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F3 · price: The shares were sold in multiple transactions at prices ranging from $64.255 to $64.69, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 07, 2018 Filed Jun 9, 2018 01:09 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-036825 · doc4.xml · nonDerivative · entry 1 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 06, 2018 Filed Jun 7, 2018 01:14 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-036191 · doc4.xml · derivative · entry 7 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 12,216,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F6 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F6 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F6 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document
June 06, 2018 Filed Jun 7, 2018 01:14 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	SaleClass A Common Stock	50,000	$64.36	$3,218,005.00	Disclosure SEC source: 0001209191-18-036191 · doc4.xml · nonDerivative · entry 5 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 0 F5 · price: The shares were sold in multiple transactions at prices ranging from $64.155 to $64.54, inclusive. The price reported above reflects the weighted average sale price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission 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 · ownership.nature: 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 over 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. Read SEC document
June 06, 2018 Filed Jun 7, 2018 01:14 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass A Common Stock	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-036191 · doc4.xml · nonDerivative · entry 4 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 50,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · security: Each share of Class A Common Stock issued upon conversion of one share of Class B Common Stock at the election of, and at no cost to, the holder. F2 · ownership.nature: 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 over 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. Read SEC document
June 05, 2018 Filed Jun 7, 2018 01:14 UTC	Dolby Dagmar10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 199910% owner	ConversionClass B Common Stock · Derivative	50,000	$0.00	$0.00	Disclosure SEC source: 0001209191-18-036191 · doc4.xml · derivative · entry 6 Dolby Dagmar · CIK 0001537372 · 10% owner DAGMAR DOLBY TRUST UNDER DOLBY FAMILY TRUST INSTRUMENT DATED MAY 7, 1999 · CIK 0001598813 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Trust Disclosed balance after: 12,266,617 Underlying: Class A Common Stock · 50,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F6 · derivative.exercise_price: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F6 · derivative.exercise_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F6 · derivative.expiration_date: Shares of Class B Common Stock are convertible, at no cost, at any time at the election of the holder into shares of Class A Common Stock on a 1-for-1 basis. F2 · ownership.nature: 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 over 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. Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.