DOLBY LABORATORIES INC

Ticker: DLB CUSIP: 25659T107 Class: Common Stock

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 5,767 Value ($000) $417 Avg Close $72.58 Range $68.17 - $75.82

Q2 2025

Shares 2,823 Value ($000) $210 Avg Close $73.57 Range $66.91 - $80.04

Q2 2024

Shares 3,189 Value ($000) $253 Avg Close $77.78 Range $74.69 - $82.32

Q1 2023

Shares 3,218 Value ($000) $275 Avg Close $76.71 Range $66.66 - $83.54

Q3 2022

Shares 3,624 Value ($000) $236 Avg Close $70.16 Range $61.47 - $76.24

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	5,767	$417	$72.58	$68.17 - $75.82
Q2 2025	2,823	$210	$73.57	$66.91 - $80.04
Q2 2024	3,189	$253	$77.78	$74.69 - $82.32
Q1 2023	3,218	$275	$76.71	$66.66 - $83.54
Q3 2022	3,624	$236	$70.16	$61.47 - $76.24