Form 13-F position report

* DOLBY LABORATORIES INC

Reported by VANGUARD GROUP INC

DLB CUSIP 25659T107 Manager CIK 0000102909

Reported 6,394,750 shares, up 5,666 (0.1%) from the prior quarter.

Reported value 8.8%; share count 0.1% vs. the prior quarter.

Added
% of reported 13F value 0.01% This manager · Q4 2023
Shares 6,394,750 Quarter-end amount reported
Reported value $551,099,556 Fair value at quarter end
Consecutive quarters held 43 Through Q4 2023

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2021-03-31 605349000
2021-06-30 604674000
2021-09-30 541218000
2021-12-31 586337000
2022-03-31 489435000
2022-06-30 443037000
2022-09-30 392448000
2022-12-31 420677423
2023-03-31 516489980
2023-06-30 517457456
2023-09-30 506398797
2023-12-31 551099556
2024-03-31 544711325
2024-06-30 523297512
2024-09-30 533019282
2024-12-31 549325097
2025-03-31 605193833
2025-06-30 560923875
2025-09-30 561368589
2025-12-31 495813208

Quarterly position history

How this manager's reported quarter-end position changed over time.

20 quarters
Quarterly reported position history for * DOLBY LABORATORIES INC held by VANGUARD GROUP INC.
Quarter Activity Shares Change % of reported 13F Reported value Filed Source filing
Q4 2025 Reduced 7,720,542 -36,382 (-0.5%) < 0.01% $495,813,208 2026-01-29
Q3 2025 Added 7,756,924 +203,411 (2.7%) < 0.01% $561,368,589 2025-11-07
Q2 2025 Added 7,553,513 +17,791 (0.2%) < 0.01% $560,923,875 2025-08-11
Q1 2025 Added 7,535,722 +502,110 (7.1%) 0.01% $605,193,833 2025-05-09
Q4 2024 Added 7,033,612 +68,771 (1.0%) < 0.01% $549,325,097 2025-02-11
Q3 2024 Added 6,964,841 +360,051 (5.5%) < 0.01% $533,019,282 2024-11-13
Q2 2024 Added 6,604,790 +102,327 (1.6%) 0.01% $523,297,512 2024-08-13
Q1 2024 Added 6,502,463 +107,713 (1.7%) 0.01% $544,711,325 2024-05-10
Q4 2023 Added 6,394,750 +5,666 (0.1%) 0.01% $551,099,556 2024-02-14
Q3 2023 Added 6,389,084 +205,319 (3.3%) 0.01% $506,398,797 2023-11-14
Q2 2023 Added 6,183,765 +137,289 (2.3%) 0.01% $517,457,456 2023-08-14
Q1 2023 Added 6,046,476 +82,804 (1.4%) 0.01% $516,489,980 2023-05-15
Q4 2022 Reduced 5,963,672 -60,094 (-1.0%) 0.01% $420,677,423 2023-02-10
Q3 2022 Reduced 6,023,766 -167,351 (-2.7%) 0.01% $392,448,000 2022-11-14
Q2 2022 Reduced 6,191,117 -66,040 (-1.1%) 0.01% $443,037,000 2022-08-12
Q1 2022 Added 6,257,157 +99,453 (1.6%) 0.01% $489,435,000 2022-05-13
Q4 2021 Added 6,157,704 +7,488 (0.1%) 0.01% $586,337,000 2022-02-14
Q3 2021 Reduced 6,150,216 -1,718 (0.0%) 0.01% $541,218,000 2021-11-12
Q2 2021 Added 6,151,934 +19,962 (0.3%) 0.02% $604,674,000 2021-08-13
Q1 2021 Added 6,131,972 +191,986 (3.2%) 0.02% $605,349,000 2021-05-14
Five years are shown. A free account unlocks the complete reported history. Unlock full history

Who else reported the position

459 managers reported * DOLBY LABORATORIES INC for Q4 2023.

Managers reporting * DOLBY LABORATORIES INC in Q4 2023.
Manager Activity Shares Change % of reported 13F Reported value Tenure
VANGUARD GROUP INC This report Added 6,394,750 +5,666 0.01% $551,099,556 43 qtrs
BlackRock Inc Added 5,797,685 +21,318 0.01% $499,644,532 43 qtrs
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC Added 5,421,020 +174,898 1.17% $467,183,525 15 qtrs
MORGAN STANLEY Reduced 4,889,597 -12,698 0.04% $421,385,706 43 qtrs
Ninety One UK Ltd Added 2,572,346 +578,239 0.66% $221,684,779 10 qtrs
Clearbridge Investments LLC Reduced 2,418,794 -111,841 0.18% $208,451,638 43 qtrs
THE BANK OF NEW YORK MELLON CORPORATION Added 2,090,286 +206,198 0.04% $180,140,846 43 qtrs
STATE STREET CORPORATION Added 1,851,884 +69,748 < 0.01% $159,595,363 43 qtrs
DISCIPLINED GROWTH INVESTORS INC MN Reduced 1,371,321 -13,550 2.58% $118,180,444 43 qtrs
MACKENZIE FINANCIAL CORP Reduced 1,273,854 -203,751 0.17% $109,780,738 24 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
December 31, 2023
Filed
February 14, 2024
Filing type
13F-HR
Position type
COM CL A

Voting authority reported

Sole
0
Shared
25,534
None
6,369,216

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.