BLAIR WILLIAM & CO/IL

Position in DLB — Dolby Laboratories, Inc.

CIK 902367 CHICAGO, IL

Position in DLB

as of Mar 31, 2026 · filed May 8, 2026 Compact

Position Value

$1,844,322

-$299,020 QoQ

Shares Held

30,708

-8.0% QoQ

Ownership

0.032%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 99.08492900872736.ToString("F0")% Shared 0.ToString("F0")% None 0.9150709912726325.ToString("F0")%

Industrials · as of Mar 31, 2026

BLAIR WILLIAM & CO/IL holds $433,455,051 across 11 Specialty Business Services names. DLB ranks #7 (0.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CTAS	Cintas Corp	973,553	$164,666,754
2	CPRT	Copart Inc	4,070,990	$135,156,868
3	ULS	UL Solutions Inc.	725,672	$62,197,347
4	RBA	Rb Global Inc.	570,387	$54,671,593
5	UNF	Unifirst Corp	28,312	$7,123,016
6	CBZ	CBIZ, Inc.	164,674	$4,421,496
7	DLB	Dolby Laboratories, Inc. This page	30,708	$1,844,322
8	FA	First Advantage Corp	132,249	$1,555,248

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,844,322	30,708	-8.0%	Shares	Sole	2026-05-08
2025-12-31	$2,143,342	33,375	-16.6%	Shares	Sole	2026-02-17
2025-09-30	$2,896,971	40,030	-11.6%	Shares	Sole	2025-11-12
2025-06-30	$3,362,938	45,286	-6.9%	Shares	Sole	2025-07-24
2025-03-31	$3,907,723	48,658	-9.5%	Shares	Sole	2025-05-09
2024-12-31	$4,197,250	53,742	-2.2%	Shares	Sole	2025-02-12
2024-09-30	$4,206,241	54,962	-20.7%	Shares	Sole	2024-11-12
2024-06-30	$5,489,529	69,286	-40.4%	Shares	Sole	2024-08-12
2024-03-31	$9,732,147	116,177	-0.6%	Shares	Sole	2024-05-09
2023-12-31	$10,071,253	116,863	+0.2%	Shares	Sole	2024-02-12
2023-09-30	$9,246,471	116,660	-0.9%	Shares	Sole	2023-11-09
2023-06-30	$9,846,709	117,671	+8.5%	Shares	Sole	2023-08-11
2023-03-31	$9,268,155	108,501	-23.2%	Shares	Sole	2023-05-12
2022-12-31	$9,966,102	141,283	-49.4%	Shares	Sole	2023-02-10
2022-09-30	$18,174,569	278,965	-11.4%	Shares	Sole	2022-11-09
2022-06-30	$22,536,677	314,934	-1.5%	Shares	Sole	2022-08-10
2022-03-31	$25,000,285	319,615	-5.3%	Shares	Sole	2022-05-13
2021-12-31	$32,126,275	337,390	-25.6%	Shares	Sole	2022-02-14
2021-09-30	$39,897,880	453,385	-5.2%	Shares	Sole	2021-11-12
2021-06-30	$47,017,316	478,353	-7.2%	Shares	Sole	2021-08-12
2021-03-31	$50,885,421	515,452	-6.5%	Shares	Sole	2021-05-13
2020-12-31	$53,546,700	551,289	-6.3%	Shares	Sole	2021-02-09
2020-09-30	$38,986,823	588,214	-32.1%	Shares	Sole	2020-11-06
2020-06-30	$57,063,444	866,304	-35.4%	Shares	Sole	2020-08-12
2020-03-31	$72,684,334	1,340,792	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.