DOLBY LABORATORIES INC

Ticker: DLB CUSIP: 25659T107 Class: Common Stock

BOKF, NA's Holding History (CIK: 0000009634)

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

Q4 2025

Shares 39,480 Value ($000) $2,535 Avg Close $66.55 Range $63.33 - $72.23

Q3 2025

Shares 50,874 Value ($000) $3,682 Avg Close $72.58 Range $68.17 - $75.82

Q2 2025

Shares 34,750 Value ($000) $2,581 Avg Close $73.57 Range $66.91 - $80.04

Q3 2024

Shares 7 Value ($000) $1 Avg Close $72.23 Range $64.27 - $79.27

Q1 2023

Shares 28 Value ($000) $2 Avg Close $76.71 Range $66.66 - $83.54

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	39,480	$2,535	$66.55	$63.33 - $72.23
Q3 2025	50,874	$3,682	$72.58	$68.17 - $75.82
Q2 2025	34,750	$2,581	$73.57	$66.91 - $80.04
Q3 2024	7	$1	$72.23	$64.27 - $79.27
Q1 2023	28	$2	$76.71	$66.66 - $83.54