RHUMBLINE ADVISERS

Position in AEHR — Aehr Test Systems

CIK 1115418 BOSTON, MA

Position in AEHR

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$1,365,767

+$636,141 QoQ

Shares Held

36,833

+1.9% QoQ

Ownership

0.117%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2023

12 quarters on record

Voting authority Sole 21.068063964379768.ToString("F0")% Shared 0.ToString("F0")% None 78.93193603562023.ToString("F0")%

Technology · as of Mar 31, 2026

RHUMBLINE ADVISERS holds $1,319,450,273 across 25 Semiconductor Equipment & Materials names. AEHR ranks #22 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LRCX	Lam Research Corp	2,297,150	$490,809,069
2	AMAT	Applied Materials Inc /De	1,389,985	$475,082,973
3	TER	Teradyne, Inc	269,646	$79,939,253
4	ENTG	Entegris Inc	430,837	$50,511,329
5	Q	Qnity Electronics, Inc.	382,673	$44,152,810
6	KLAC	Kla Corp	250,998	$36,957,196
7	ONTO	Onto Innovation Inc.	134,070	$27,493,734
8	FORM	Formfactor Inc	204,980	$19,881,010

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,365,767	36,833	+1.9%	Shares	Sole	2026-05-12
2025-12-31	$729,626	36,138	-11.0%	Shares	Sole	2026-02-13
2025-09-30	$1,222,977	40,617	-2.0%	Shares	Sole	2025-11-06
2025-06-30	$536,155	41,466	+3.1%	Shares	Sole	2025-08-12
2025-03-31	$293,145	40,212	+5.7%	Shares	Sole	2025-05-29
2024-12-31	$632,721	38,047	+0.8%	Shares	Sole	2025-05-29
2024-09-30	$485,010	37,744	-4.0%	Shares	Sole	2024-11-12
2024-06-30	$439,349	39,333	+3.8%	Shares	Sole	2024-08-01
2024-03-31	$469,898	37,895	-1.5%	Shares	Sole	2024-05-09
2023-12-31	$1,020,635	38,471	+1.3%	Shares	Sole	2024-02-08
2023-09-30	$1,735,091	37,967	+2.0%	Shares	Sole	2023-11-09
2023-06-30	$1,535,778	37,231	—	Shares	Sole	2023-08-08
No filing history on record for this holder in this stock.