BLAIR WILLIAM & CO/IL

Position in QNST — Quinstreet, Inc

CIK 902367 CHICAGO, IL

Position in QNST

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

Position Value

$2,463,779

-$387,128 QoQ

Shares Held

205,144

+3.4% QoQ

Ownership

0.357%

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 82% Shared 0% None 18%

Communication Services · as of Mar 31, 2026

BLAIR WILLIAM & CO/IL holds $67,541,487 across 5 Advertising Agencies names. QNST ranks #3 (3.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	APP	AppLovin Corp	139,951	$55,700,498
2	OMC	Omnicom Group Inc.	118,199	$8,901,566
3	QNST	Quinstreet, Inc This page	205,144	$2,463,779
4	TTD	Trade Desk, Inc.	20,020	$454,253
5	DLPN	Dolphin Entertainment, Inc.	14,552	$21,391

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,463,779	205,144	+3.4%	Shares	Sole	2026-05-08
2025-12-31	$2,850,907	198,393	-9.0%	Shares	Sole	2026-02-17
2025-09-30	$3,374,532	218,134	-7.8%	Shares	Sole	2025-11-12
2025-06-30	$3,808,841	236,574	-2.9%	Shares	Sole	2025-07-24
2025-03-31	$4,347,162	243,675	-45.8%	Shares	Sole	2025-05-09
2024-12-31	$10,379,169	449,899	-29.9%	Shares	Sole	2025-02-12
2024-09-30	$12,284,099	642,138	-23.5%	Shares	Sole	2024-11-12
2024-06-30	$13,917,417	838,904	-2.0%	Shares	Sole	2024-08-12
2024-03-31	$15,119,273	856,131	-3.1%	Shares	Sole	2024-05-09
2023-12-31	$11,332,226	883,949	-0.7%	Shares	Sole	2024-02-12
2023-09-30	$7,982,035	889,859	+1.4%	Shares	Sole	2023-11-09
2023-06-30	$7,746,885	877,337	+21.4%	Shares	Sole	2023-08-11
2023-03-31	$11,467,931	722,617	-23.7%	Shares	Sole	2023-05-12
2022-12-31	$13,587,354	946,854	-1.4%	Shares	Sole	2023-02-10
2022-09-30	$10,082,593	960,247	-0.7%	Shares	Sole	2022-11-09
2022-06-30	$9,732,426	967,438	-0.2%	Shares	Sole	2022-08-10
2022-03-31	$11,241,908	969,130	-1.6%	Shares	Sole	2022-05-13
2021-12-31	$17,916,858	984,984	+2.2%	Shares	Sole	2022-02-14
2021-09-30	$16,919,955	963,551	+2.3%	Shares	Sole	2021-11-12
2021-06-30	$17,499,052	941,822	+5.0%	Shares	Sole	2021-08-12
2021-03-31	$18,203,314	896,715	-0.1%	Shares	Sole	2021-05-13
2020-12-31	$19,247,631	897,744	-2.3%	Shares	Sole	2021-02-09
2020-09-30	$14,549,895	918,554	+7.9%	Shares	Sole	2020-11-06
2020-06-30	$8,900,884	850,945	+59.0%	Shares	Sole	2020-08-12
2020-03-31	$4,308,979	535,277	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.