X0306 4 2022-08-16 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 2022-08-16 4 M 0 16688 42.98 A 38429 I By the Kevin and Rachel Yeaman Family Trust dated May 14, 2009 Class A Common Stock 2022-08-16 4 S 0 16688 80.00 D 21741 I By the Kevin and Rachel Yeaman Family Trust dated May 14, 2009 Class A Common Stock 107579 D Employee Stock Option (right to buy) 42.98 2022-08-16 4 M 0 16688 0.00 D 2024-12-15 Class A Common Stock 16688 171816 I By the Kevin and Rachel Yeaman Family Trust dated May 14, 2009 Shares held following the reported transactions include 107,579 shares of Class A common stock underlying restricted stock units, which are subject to forfeiture until they vest. This option was granted for a total of 291,598 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, 2014, the vesting commencement date, and the balance of the shares vested in equal monthly installments over the next 36 months thereafter. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan. /s/ Daniel Rodriguez, Attorney-in-Fact for Kevin Yeaman 2022-08-17