Who Owns Aehr Test Systems (AEHR)?Hedge Fund & Institutional Holders

$35.59-2.06 (-5.48%)TechnologyNASDAQ

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$InfinityT

% of Float Held

9.217442679486805e+284%

QoQ Change in Holders

+10 / -3

Price History

$6.78$16.09$25.41$34.72$44.03Sep 24Jun 25Mar 26

AEHR — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
BAILLIE GIFFORD & CONew Position+1.3M+$26.1B
RICE HALL JAMES & ASSOCIATES, LLCNew Position+454K+$9.2B
WELLINGTON MANAGEMENT GROUP LLPIncreased+469K+$4.1B
TWO SIGMA INVESTMENTS, LPIncreased+250K+$3.8B
NEXT CENTURY GROWTH INVESTORS LLCIncreased+276K+$2.8B
Penbrook Management LLCNew Position+115K+$2.3B
SUSQUEHANNA INTERNATIONAL GROUP, LLPIncreased+97K+$1.6B
Bouvel Investment Partners, LLCNew Position+54K+$1.1B
TWO SIGMA ADVISERS, LPNew Position+85K+$1.0B
Swiss National BankNew Position+56K+$1.0B
IMC-Chicago, LLCNew Position+30K+$610.0M
Fortitude Advisory Group L.L.C.New Position+21K+$426.0M
Universal- Beteiligungs- und Servicegesellschaft mbHNew Position+20K+$406.0M
UBS Group AGIncreased+87K+$205.4M
Zurcher Kantonalbank (Zurich Cantonalbank)New Position+9K+$180.0M

AEHR — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLCDecreased-398K-$16.9B
Invesco Ltd.Decreased-338K-$10.5B
ExodusPoint Capital Management, LPClosed Position-179K-$5.4B
GILDER GAGNON HOWE & CO LLCDecreased-6K-$3.3B
CHARLES SCHWAB INVESTMENT MANAGEMENT INCDecreased-39-$3.2B
DIMENSIONAL FUND ADVISORS LPDecreased-22K-$3.0B
CITADEL ADVISORS LLCDecreased-2K-$2.7B
HighTower Advisors, LLCClosed Position-78K-$2.4B
BARD ASSOCIATES INCDecreased-2K-$1.8B
ROYAL BANK OF CANADADecreased-3K-$1.7B
GRATIA CAPITAL, LLCDecreased-2K-$1.4B
Headlands Technologies LLCDecreased-2K-$1.4B
Verition Fund Management LLCDecreased-17K-$1.2B
RHUMBLINE ADVISERSDecreased-4K-$1.2B
AMERICAN CENTURY COMPANIES INCClosed Position-38K-$1.1B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1FMR LLC2,507,355$50.0B2.55%Share
2SUSQUEHANNA INTERNATIONAL GROUP, LLP1,195,600$24.0B2.76%Call
3Halter Ferguson Financial Inc.642,129$13.0B2.85%Share
4BAILLIE GIFFORD & CO627,787$12.7B10.53%Share
5NEXT CENTURY GROWTH INVESTORS LLC552,506$11.2B0.77%Share
6CITADEL ADVISORS LLC548,500$11.0B1.65%Call
7WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC495,672$10.0B27.91%Share
8WELLINGTON MANAGEMENT GROUP LLP526,921$10.0B1.75%Share
9RICE HALL JAMES & ASSOCIATES, LLC453,568$9.2B0.50%Share
10SUSQUEHANNA INTERNATIONAL GROUP, LLP459,600$9.0B1.04%Put
11IMC-Chicago, LLC363,200$7.3B2.66%Call
12KENNEDY CAPITAL MANAGEMENT LLC360,234$7.3B0.15%Share
13GROUP ONE TRADING LLC352,800$7.1B12.44%Call
14TWO SIGMA INVESTMENTS, LP355,574$7.0B9.87%Share
15D. E. Shaw & Co., Inc.371,900$7.0B3.84%Call
16GILDER GAGNON HOWE & CO LLC317,948$6.4B67.75%Share
17GRATIA CAPITAL, LLC308,300$6.2B4.64%Call
18BAILLIE GIFFORD & CO298,493$6.0B5.01%Share
19Sculptor Capital LP300,000$6.0B61.77%Share
20Sculptor Capital LP300,000$6.0B61.77%Put
21SILVERCREST ASSET MANAGEMENT GROUP LLC308,387$6.0B41.24%Share
22BAILLIE GIFFORD & CO247,967$5.0B4.16%Share
23D. E. Shaw & Co., Inc.290,291$5.0B2.74%Share
24WELLINGTON MANAGEMENT GROUP LLP275,004$5.0B0.88%Share
25SIMPLEX TRADING, LLC255,100$5.0B2.82%Call
26CITADEL ADVISORS LLC287,600$5.0B0.75%Put
27UBS Group AG226,380$4.6B0.74%Share
28CHARLES SCHWAB INVESTMENT MANAGEMENT INC238,409$4.0B0.62%Share
29NORTHERN TRUST CORP211,103$4.0B0.51%Share
30BARD ASSOCIATES INC179,793$3.6B0.93%Share
31IMC-Chicago, LLC176,400$3.6B1.29%Put
32CITADEL ADVISORS LLC157,947$3.0B0.45%Share
33BAILLIE GIFFORD & CO116,487$2.4B1.95%Share
34Penbrook Management LLC114,900$2.3B1.60%Share
35GROUP ONE TRADING LLC112,700$2.3B3.97%Put
36GRATIA CAPITAL, LLC107,484$2.2B1.62%Share
37GOLDMAN SACHS GROUP INC127,035$2.0B0.25%Share
38SUSQUEHANNA INTERNATIONAL GROUP, LLP111,259$2.0B0.23%Share
39Point72 Asset Management, L.P.114,900$2.0B2.24%Put
40GRATIA CAPITAL, LLC91,700$1.9B1.38%Call
41Bouvel Investment Partners, LLC53,796$1.1B0.31%Share
42Swiss National Bank56,300$1.0B0.60%Share
43DIMENSIONAL FUND ADVISORS LP96,167$1.0B0.21%Share
44VICTORY CAPITAL MANAGEMENT INC69,540$1.0B0.56%Share
45TWO SIGMA ADVISERS, LP85,001$1.0B1.94%Share
46MILLENNIUM MANAGEMENT LLC59,219$1.0B0.42%Share
47CITADEL ADVISORS LLC62,832$1.0B0.15%Share
48Point72 Asset Management, L.P.81,700$1.0B1.12%Call
49SIMPLEX TRADING, LLC63,200$1.0B0.56%Put
50Nuveen, LLC59,746$1.0B0.26%Share

AEHR Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025150$215.3B+28
Q3 2025122$207.1B+18
Q2 2025104$101.4B-10
Q1 2025114$75.1B-12
Q4 2024126$150.9B+17
Q3 2024109$3.5T+7
Q2 2024102$3.7T-6
Q1 2024108$4.1T—

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As of Q4 2025, 50 institutional investors hold AEHR (Aehr Test Systems). The largest holder is FMR LLC with $50.0B in shares. This quarter, 10 institutions opened new positions and 3 closed their positions.

Frequently Asked Questions

How many hedge funds own AEHR?

As of Q4 2025, 50 institutional investors report holding AEHR (Aehr Test Systems) in their 13F filings.

Who is the largest institutional holder of AEHR?

The largest institutional holder of AEHR is FMR LLC with $50.0B in shares.

Is institutional ownership of AEHR increasing or decreasing?

This quarter, 10 institutions opened new positions in AEHR and 3 closed their positions.