BLAIR WILLIAM & CO/IL

Position in IBB — iShares Biotechnology ETF

CIK 902367 CHICAGO, IL

Position in IBB

as of Jun 30, 2026 · filed Aug 11, 2026 Compact

Position Value

$3,204,511

+$709,415 QoQ

Shares Held

16,849

+14.0% QoQ

Ownership

—

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#75

of 294 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 90% Shared 0% None 10%

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,204,511	16,849	+14.0%	Shares	Sole	2026-08-11
2026-03-31	$2,495,096	14,777	+26.6%	Shares	Sole	2026-05-08
2025-12-31	$1,970,558	11,676	-1.4%	Shares	Sole	2026-02-17
2025-09-30	$1,709,629	11,842	-17.1%	Shares	Sole	2025-11-12
2025-06-30	$1,806,815	14,282	-38.1%	Shares	Sole	2025-07-24
2025-03-31	$2,952,059	23,081	-2.9%	Shares	Sole	2025-05-09
2024-12-31	$3,142,235	23,767	-62.8%	Shares	Sole	2025-02-12
2024-09-30	$9,303,694	63,899	+35.5%	Shares	Sole	2024-11-12
2024-06-30	$6,470,985	47,144	-7.1%	Shares	Sole	2024-08-12
2024-03-31	$6,963,503	50,747	+12.4%	Shares	Sole	2024-05-09
2023-12-31	$6,132,133	45,139	-1.3%	Shares	Sole	2024-02-12
2023-09-30	$5,594,400	45,747	-0.5%	Shares	Sole	2023-11-09
2023-06-30	$5,835,716	45,965	+1.5%	Shares	Sole	2023-08-11
2023-03-31	$5,849,010	45,285	+15.5%	Shares	Sole	2023-05-12
2022-12-31	$5,147,880	39,210	+92.3%	Shares	Sole	2023-02-10
2022-09-30	$2,384,346	20,386	+15.0%	Shares	Sole	2022-11-09
2022-06-30	$2,085,109	17,726	-5.3%	Shares	Sole	2022-08-10
2022-03-31	$2,438,825	18,717	+9.7%	Shares	Sole	2022-05-13
2021-12-31	$2,603,391	17,058	+3.0%	Shares	Sole	2022-02-14
2021-09-30	$2,678,390	16,566	+0.1%	Shares	Sole	2021-11-12
2021-06-30	$2,707,916	16,547	-29.2%	Shares	Sole	2021-08-12
2021-03-31	$3,517,683	23,364	+3.3%	Shares	Sole	2021-05-13
2020-12-31	$3,424,885	22,608	-3.2%	Shares	Sole	2021-02-09
2020-09-30	$3,161,417	23,347	+23.8%	Shares	Sole	2020-11-06
2020-06-30	$2,578,110	18,861	+3.6%	Shares	Sole	2020-08-12
2020-03-31	$1,961,406	18,205	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.