DOLBY LABORATORIES INC

Ticker: DLB CUSIP: 25659T107 Class: Common Stock

FRED ALGER MANAGEMENT, LLC's Holding History (CIK: 0000003520)

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

Q4 2025

Shares 4,551 Value ($000) $292 Avg Close $66.55 Range $63.33 - $72.23

Q3 2025

Shares 3,991 Value ($000) $289 Avg Close $72.58 Range $68.17 - $75.82

Q2 2025

Shares 3,315 Value ($000) $246 Avg Close $73.57 Range $66.91 - $80.04

Q1 2025

Shares 3,149 Value ($000) $253 Avg Close $79.86 Range $73.65 - $87.57

Q2 2021

Shares 198 Value ($000) $19 Avg Close $91.87 Range $85.53 - $97.29

Q1 2021

Shares 86,736 Value ($000) $8,563 Avg Close $88.73 Range $79.75 - $94.31

Q4 2020

Shares 87,526 Value ($000) $8,501 Avg Close $76.44 Range $59.22 - $90.35

Q3 2020

Shares 77,064 Value ($000) $5,108 Avg Close $62.47 Range $58.65 - $68.13

Q2 2020

Shares 72,360 Value ($000) $4,766 Avg Close $55.07 Range $46.23 - $63.20

Q1 2020

Shares 69,627 Value ($000) $3,774 Avg Close $60.05 Range $41.00 - $67.18

Q4 2019

Shares 69,700 Value ($000) $4,795 Avg Close $60.42 Range $55.33 - $63.99

Q3 2019

Shares 63,624 Value ($000) $4,113 Avg Close $57.27 Range $50.99 - $62.55

Q2 2019

Shares 63,625 Value ($000) $4,110 Avg Close $57.88 Range $54.55 - $59.82

Q1 2019

Shares 68,321 Value ($000) $4,302 Avg Close $57.83 Range $53.69 - $60.43

Q4 2018

Shares 69,734 Value ($000) $4,312 Avg Close $60.76 Range $52.57 - $64.86

Q3 2018

Shares 70,837 Value ($000) $4,956 Avg Close $60.37 Range $54.64 - $64.93

Q2 2018

Shares 73,724 Value ($000) $4,548 Avg Close $57.13 Range $52.96 - $62.04

Q1 2018

Shares 73,268 Value ($000) $4,657 Avg Close $57.61 Range $52.34 - $66.45

Q4 2017

Shares 76,983 Value ($000) $4,773 Avg Close $53.98 Range $50.40 - $56.65

Q3 2017

Shares 81,297 Value ($000) $4,676 Avg Close $46.70 Range $42.82 - $53.33

Q2 2017

Shares 99,524 Value ($000) $4,873 Avg Close $45.31 Range $43.53 - $47.83

Q1 2017

Shares 99,763 Value ($000) $5,229 Avg Close $43.87 Range $39.92 - $46.64

Q4 2016

Shares 176,865 Value ($000) $7,993 Avg Close $42.59 Range $39.80 - $48.52

Q3 2016

Shares 175,527 Value ($000) $9,529 Avg Close $44.12 Range $39.59 - $48.22

Q2 2016

Shares 139,431 Value ($000) $6,672 Avg Close $40.14 Range $36.94 - $43.63

Q2 2015

Shares 110,600 Value ($000) $4,389 Avg Close $34.39 Range $32.50 - $36.27

Q1 2015

Shares 137,590 Value ($000) $5,250 Avg Close $34.58 Range $32.21 - $37.66

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,551	$292	$66.55	$63.33 - $72.23
Q3 2025	3,991	$289	$72.58	$68.17 - $75.82
Q2 2025	3,315	$246	$73.57	$66.91 - $80.04
Q1 2025	3,149	$253	$79.86	$73.65 - $87.57
Q2 2021	198	$19	$91.87	$85.53 - $97.29
Q1 2021	86,736	$8,563	$88.73	$79.75 - $94.31
Q4 2020	87,526	$8,501	$76.44	$59.22 - $90.35
Q3 2020	77,064	$5,108	$62.47	$58.65 - $68.13
Q2 2020	72,360	$4,766	$55.07	$46.23 - $63.20
Q1 2020	69,627	$3,774	$60.05	$41.00 - $67.18
Q4 2019	69,700	$4,795	$60.42	$55.33 - $63.99
Q3 2019	63,624	$4,113	$57.27	$50.99 - $62.55
Q2 2019	63,625	$4,110	$57.88	$54.55 - $59.82
Q1 2019	68,321	$4,302	$57.83	$53.69 - $60.43
Q4 2018	69,734	$4,312	$60.76	$52.57 - $64.86
Q3 2018	70,837	$4,956	$60.37	$54.64 - $64.93
Q2 2018	73,724	$4,548	$57.13	$52.96 - $62.04
Q1 2018	73,268	$4,657	$57.61	$52.34 - $66.45
Q4 2017	76,983	$4,773	$53.98	$50.40 - $56.65
Q3 2017	81,297	$4,676	$46.70	$42.82 - $53.33
Q2 2017	99,524	$4,873	$45.31	$43.53 - $47.83
Q1 2017	99,763	$5,229	$43.87	$39.92 - $46.64
Q4 2016	176,865	$7,993	$42.59	$39.80 - $48.52
Q3 2016	175,527	$9,529	$44.12	$39.59 - $48.22
Q2 2016	139,431	$6,672	$40.14	$36.94 - $43.63
Q2 2015	110,600	$4,389	$34.39	$32.50 - $36.27
Q1 2015	137,590	$5,250	$34.58	$32.21 - $37.66