Aehr Test Systems (AEHR) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

455,676Shares held by institutions

$13,734,075Value of institutional holdings

61.24%Institutional ownership %

-3.27%Shares Changed QoQ

119No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Aehr Test Systems (NASDAQ:AEHR) has 147 institutional investors that have filed 13F reports for the period ending December 2025.

These investors collectively held 69.1% of Aehr Test Systems's outstanding shares in December 2025, up from 68.8% in September 2025.
Their total shares held in AEHR increased 6.36% from the prior quarter, while the number of investors in Aehr Test Systems increased 12.21% year over year.
Of these 147 funds, 86 grew their exposure to Aehr Test Systems, 41 cut back, and 20 maintained positions.
Altogether, these fund groups held 20.84Mn shares in AEHR by December 2025, up by 1.25Mn shares quarter on quarter, and down 470.58K shares year over year.
FMR LLC holds the largest position in AEHR at 2.51Mn shares as of December 31, 2025, or 8.31% of shares outstanding.
The biggest buyers of Aehr Test Systems for the quarter ending December 2025 included WELLINGTON MANAGEMENT GROUP LLP (469.4K), NEXT CENTURY GROWTH INVESTORS LLC (276.16K), TWO SIGMA INVESTMENTS, LP (250.25K), JANE STREET GROUP, LLC (240.44K), Halter Ferguson Financial Inc. (189.12K).
The biggest sellers of Aehr Test Systems for the quarter ending December 2025 included WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC (398.39K), Invesco Ltd. (338.35K), BAILLIE GIFFORD & CO (239.94K), FMR LLC (193.33K), TUDOR INVESTMENT CORP ET AL (174.58K).
Aehr Test Systems's 10 largest shareholders as of December 2025 include FMR LLC (2.51Mn), VANGUARD GROUP INC (2.34Mn), BlackRock, Inc. (2.13Mn), AWM Investment Company, Inc. (1.54Mn), BAILLIE GIFFORD & CO (1.29Mn), WELLINGTON MANAGEMENT GROUP LLP (830.66K), GEODE CAPITAL MANAGEMENT, LLC (685.69K), Halter Ferguson Financial Inc. (642.13K), State Street Corp (624.08K), NEXT CENTURY GROWTH INVESTORS LLC (552.51K) per Business Quant data.

147 Institutional Holders

455,676 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	124,772	6.23%	$0.00
FMR LLC	31 Dec, 2025	-193,334	-7.16%	$0.00
Halter Ferguson Financial Inc.	31 Dec, 2025	189,117	41.75%	$0.00
Barclays Plc	31 Dec, 2025	-136,365	-75.45%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	49,243	2.15%	$0.00
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	31 Dec, 2025	-398,389	-44.56%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	1,583	100.00%	$0.00
AWM Investment Company, Inc.	31 Dec, 2025	-30,000	-1.91%	$0.00
UBS Group AG	31 Dec, 2025	87,014	55.74%	$0.00
BAILLIE GIFFORD & CO	31 Dec, 2025	-239,942	-15.68%	$0.00
Squarepoint Ops LLC	31 Dec, 2025	100,199	0.00%	$0.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	469,400	129.93%	$0.00
OSAIC HOLDINGS, INC.	31 Dec, 2025	17,949	22.20%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	5,591	0.82%	$0.00
Nuveen, LLC	31 Dec, 2025	3,223	4.89%	$0.00
State Street Corp	31 Dec, 2025	21,982	3.65%	$0.00
Kestra Advisory Services, LLC	31 Dec, 2025	0	0.00%	$0.00
NEXT CENTURY GROWTH INVESTORS LLC	31 Dec, 2025	276,160	99.93%	$0.00
Bouvel Investment Partners, LLC	31 Dec, 2025	-1,281	-2.33%	$0.00
RICE HALL JAMES & ASSOCIATES, LLC	31 Dec, 2025	9,187	2.07%	$0.00

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