X0306 4 2019-02-11 0 0001308547 Dolby Laboratories, Inc. DLB 0001200469 YEAMAN KEVIN J C/O DOLBY LABORATORIES, INC. 1275 MARKET STREET SAN FRANCISCO CA 94103 1 1 0 0 President and CEO Class A Common Stock 2019-02-11 4 M 0 948 28.24 A 33843 I By the Kevin and Rachel Yeaman Family Trust dated May 14, 2009 Class A Common Stock 2019-02-11 4 S 0 948 62.8372 D 32895 I By the Kevin and Rachel Yeaman Family Trust dated May 14, 2009 Class A Common Stock 2019-02-11 4 M 0 2432 30.49 A 35327 I By the Kevin and Rachel Yeaman Family Trust dated May 14, 2009 Class A Common Stock 2019-02-11 4 S 0 2432 62.9743 D 32895 I By the Kevin and Rachel Yeaman Family Trust dated May 14, 2009 Class A Common Stock 109664 D Employee Stock Option (right to buy) 28.24 2019-02-11 4 M 0 948 0.00 D 2021-12-15 Class A Common Stock 948 0 I By the Kevin and Rachel Yeaman Family Trust, dated May 14, 2009 Employee Stock Option (right to buy) 30.49 2019-02-11 4 M 0 2432 0.00 D 2022-12-21 Class A Common Stock 2432 231968 I By the Kevin and Rachel Yeaman Family Trust, dated May 14, 2009 The shares were sold in multiple transactions at prices ranging from $62.72 to $62.93, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes 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. The shares were sold in multiple transactions at prices ranging from $62.93 to $63.25, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes 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. Shares held following the reported transactions include 109,664 restricted stock units, which are subject to forfeiture until they vest. This option was granted for a total of 260,605 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, 2011, the vesting commencement date, and the balance of the shares vested in equal monthly installments over the next 36 months thereafter. This option was granted for a total of 234,400 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 21, 2012, the vesting commencement date, and the balance of the shares vested in equal monthly installments over the next 36 months thereafter. **All of the sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.** /s/ Daniel Rodriguez, Attorney-in-Fact for Kevin Yeaman 2019-02-13