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Aehr Test Systems

AEHR
Exchange
Nasdaq
Industry
Instruments For Meas & Testing of Electricity & Elec Signals
SEC CIK
0001040470

In the last 90 days, Aehr Test Systems insiders filed 0 open-market purchases and 13 sales; 262 institutions reported holding it in 13F filings for Q2 2026, worth $2.23B in total; no superinvestor holds it.

13F holders, Q4 2024

Institutional positions in Aehr Test Systems as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
132
+7 vs. Q3 2024
Shares held
20.9M
+171.6K (+0.8%) vs. Q3 2024
Total value
$347.5M
+$81.2M (+30.5%) vs. Q3 2024
New holders
29
42 more added
Sold out
22
41 more reduced

1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AEHR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2024: 132 institutions
Q1 2021: 22 institutionsQ2 2021: 20 institutionsQ3 2021: 42 institutionsQ4 2021: 74 institutionsQ1 2022: 80 institutionsQ2 2022: 70 institutionsQ3 2022: 85 institutionsQ4 2022: 129 institutionsQ1 2023: 144 institutionsQ2 2023: 151 institutionsQ3 2023: 153 institutionsQ4 2023: 168 institutionsQ1 2024: 132 institutionsQ2 2024: 119 institutionsQ3 2024: 126 institutionsQ4 2024: 132 institutionsQ1 2025: 115 institutionsQ2 2025: 121 institutionsQ3 2025: 149 institutionsQ4 2025: 150 institutionsQ1 2026: 191 institutionsQ2 2026: 262 institutions
Value heldQ4 2024: $347.5M
Q1 2021: $12.2MQ2 2021: $12.7MQ3 2021: $109.7MQ4 2021: $268.3MQ1 2022: $110.0MQ2 2022: $66.0MQ3 2022: $167.0MQ4 2022: $321.8MQ1 2023: $582.4MQ2 2023: $791.1MQ3 2023: $903.9MQ4 2023: $533.6MQ1 2024: $232.6MQ2 2024: $214.0MQ3 2024: $267.0MQ4 2024: $347.5MQ1 2025: $139.4MQ2 2025: $227.4MQ3 2025: $612.6MQ4 2025: $427.8MQ1 2026: $831.4MQ2 2026: $2.23B
Institutions holding AEHR and their total value by quarter
QuarterHoldersValue
Q2 2026262$2.23B
Q1 2026191$831.4M
Q4 2025150$427.8M
Q3 2025149$612.6M
Q2 2025121$227.4M
Q1 2025115$139.4M
Q4 2024132$347.5M
Q3 2024126$267.0M
Q2 2024119$214.0M
Q1 2024132$232.6M
Q4 2023168$533.6M
Q3 2023153$903.9M
Q2 2023151$791.1M
Q1 2023144$582.4M
Q4 2022129$321.8M
Q3 202285$167.0M
Q2 202270$66.0M
Q1 202280$110.0M
Q4 202174$268.3M
Q3 202142$109.7M
Q2 202120$12.7M
Q1 202122$12.2M

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Aehr Test Systems; share changes are against Q3 2024.

Institutions holding AEHR in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC3,076,931$51.2M0.00%+457,823+17.5%Added
Vanguard Group Inc2,183,641$36.3M0.00%+44,881+2.1%Added
BlackRock, Inc.2,046,604$34.0M0.00%+24,835+1.2%Added
Baillie Gifford & Co2,023,559$33.7M0.03%+216,710+12.0%Added
Ameriprise Financial Inc1,280,855$21.3M0.01%−6,521−0.5%Reduced
AWM Investment Company, Inc.1,239,199$20.6M2.51%−47,656−3.7%Reduced
Point72 Asset Management, L.P.920,427$15.3M0.04%+920,427New
Geode Capital Management, LLC647,610$10.8M0.00%+8,461+1.3%Added
Rice Hall James & Associates, LLC634,391$10.5M0.58%+235,625+59.1%Added
State Street Corp599,033$9.96M0.00%+27,173+4.8%Added
Pier Capital, LLC524,231$8.72M1.24%+112,154+27.2%Added
Halter Ferguson Financial Inc.453,536$7.54M3.21%−45,635−9.1%Reduced
Bank of America Corp366,249$6.09M0.00%+278,946+319.5%Added
Silvercrest Asset Management Group LLC362,448$6.03M0.04%−3,572−1.0%Reduced
Morgan Stanley280,352$4.66M0.00%+78,178+38.7%Added
Northern Trust Corp250,336$4.16M0.00%+19,401+8.4%Added
Charles Schwab Investment Management Inc215,596$3.59M0.00%−10,740−4.7%Reduced
UBS Group AG205,536$3.42M0.00%+172,715+526.2%Added
Wellington Management Group LLP201,073$3.34M0.00%−110,700−35.5%Reduced
Federated Hermes, Inc.185,502$3.08M0.01%−227,759−55.1%Reduced
Tudor Investment Corp Et Al182,356$3.03M0.03%−66,032−26.6%Reduced
Susquehanna International Group, LLP178,759$2.97M0.00%−34,509−16.2%Reduced
Goldman Sachs Group Inc177,076$2.94M0.00%+6,632+3.9%Added
Royce & Associates LP171,765$2.86M0.03%00.0%Unchanged
Panoramic Capital, LLC167,516$2.79M2.22%+167,516New
Dimensional Fund Advisors LP137,241$2.28M0.00%+2,365+1.8%Added
CWM, LLC119,355$1.99M0.01%+118,781+20,693.6%Added
Apis Capital Advisors, LLC110,000$1.83M1.22%−68,000−38.2%Reduced
Mirabella Financial Services LLP93,056$1.55M0.14%+93,056New
Bank of New York Mellon Corp89,631$1.49M0.00%+7,680+9.4%Added
Annex Advisory Services, LLC78,362$1.30M0.04%+78,362New
G2 Investment Partners Management LLC74,047$1.23M0.32%−158,061−68.1%Reduced
Nuveen Asset Management, LLC73,331$1.22M0.00%00.0%Unchanged
Janus Henderson Group PLC69,156$1.15M0.00%+16,848+32.2%Added
Balyasny Asset Management LLC68,714$1.14M0.00%+30,991+82.2%Added
Advisor Group Holdings, Inc.61,936$1.03M0.00%+11,333+22.4%Added
Kestra Advisory Services, LLC60,600$1.01M0.01%+60,600New
Bouvel Investment Partners, LLC57,589$957.7K0.35%−644−1.1%Reduced
Janney Montgomery Scott LLC54,671$909.0K0.00%+54,671New
LPL Financial LLC52,528$873.5K0.00%+52,528New
DnB Asset Management AS48,686$809.6K0.00%+48,686New
Two Sigma Investments, LP48,624$808.6K0.00%+5,276+12.2%Added
Heritage Investors Management Corp48,413$805.0K0.03%00.0%Unchanged
Barclays PLC44,905$746.8K0.00%−95,620−68.0%Reduced
Clough Capital Partners L P41,502$690.2K0.08%+41,502New
Millennium Management LLC39,608$658.7K0.00%−17,057−30.1%Reduced
Rhumbline Advisers38,047$632.7K0.00%+303+0.8%Added
Penbrook Management LLC33,825$562.5K0.38%+6,825+25.3%Added
Greenwood Capital Associates LLC32,693$543.7K0.07%+5,026+18.2%Added
Jane Street Group, LLC30,535$507.8K0.00%−45,880−60.0%Reduced
Phoenix Holdings Ltd.29,000$482.3K0.01%00.0%Unchanged
Walleye Capital LLC28,718$477.6K0.00%+8,957+45.3%Added
Jump Financial, LLC28,100$467.3K0.01%+28,100New
Cambridge Investment Research Advisors, Inc.27,577$459.0K0.00%+8,350+43.4%Added
KLCM Advisors, Inc.25,000$415.8K0.05%00.0%Unchanged
Price T Rowe Associates Inc24,716$412.0K0.00%+4,772+23.9%Added
CWM Advisors, LLC24,158$401.7K0.04%−7,590−23.9%Reduced
Deutsche Bank AG23,171$385.3K0.00%+8,970+63.2%Added
Citigroup Inc22,824$379.6K0.00%+2,766+13.8%Added
Boothbay Fund Management, LLC21,777$362.2K0.01%−32,191−59.6%Reduced
Davidson Kempner Capital Management LP21,368$355.4K0.01%+21,368New
Wolverine Trading, LLC20,517$348.4K0.01%+1,148+5.9%Added
Squarepoint Ops LLC19,362$322.0K0.00%−3,336−14.7%Reduced
Amitell Capital Pte Ltd18,562$308.7K0.28%00.0%Unchanged
Wells Fargo & Company17,856$296.9K0.00%+8,027+81.7%Added
Raymond James Financial Inc16,341$271.8K0.00%+16,341New
National Bank of Canada16,100$267.7K0.00%+16,100New
Alliancebernstein L.P.16,020$266.4K0.00%−18,110−53.1%Reduced
Invesco Ltd.16,007$266.2K0.00%+1,172+7.9%Added
Walleye Trading LLC15,899$264.4K0.01%+7,235+83.5%Added
Mirae Asset Global ETFs Holdings Ltd.15,881$264.1K0.00%+684+4.5%Added
JPMorgan Chase & Co15,591$259.3K0.00%+2,076+15.4%Added
MetLife Investment Management15,144$251.8K0.00%00.0%Unchanged
Simplex Trading, LLC14,515$241.0K0.01%−6,647−31.4%Reduced
SG Americas Securities, LLC14,519$241.0K0.00%+4,412+43.7%Added
Corebridge Financial, Inc.14,095$234.4K0.00%−698−4.7%Reduced
Royal Bank of Canada13,843$231.0K0.00%−4,884−26.1%Reduced
Net Worth Advisory Group13,328$221.6K0.07%−389−2.8%Reduced
HighTower Advisors, LLC13,256$220.4K0.00%+2,032+18.1%Added
Riverwater Partners LLC13,241$220.2K0.11%−4,394−24.9%Reduced
Franklin Resources Inc11,888$197.7K0.00%00.0%Unchanged
Bayesian Capital Management, LP11,100$184.6K0.02%+11,100New
Clarity Financial LLC11,030$183.4K0.02%00.0%Unchanged
Prelude Capital Management, LLC11,000$182.9K0.02%00.0%Unchanged
Mariner, LLC10,812$179.8K0.00%+10,812New
Manufacturers Life Insurance Company, The10,362$172.3K0.00%−318−3.0%Reduced
Group One Trading, L.P.7,137$118.7K0.00%−13,948−66.2%Reduced
Tower Research Capital LLC (TRC)7,131$118.6K0.00%−4,426−38.3%Reduced
US Bancorp6,832$113.6K0.00%+855+14.3%Added
Headlands Technologies LLC6,164$102.5K0.01%+6,164New
Police & Firemen's Retirement System of New Jersey5,701$94.8K0.00%+5,701New
Montanaro Asset Management Ltd4,850$80.7K0.02%−3,900−44.6%Reduced
BNP Paribas Arbitrage, SA4,522$75.2K0.00%−19,187−80.9%Reduced
State of Wyoming4,054$67.4K0.01%+4,054New
Legal & General Group Plc3,250$54.0K0.00%00.0%Unchanged
Truvestments Capital LLC2,580$42.9K0.01%−207−7.4%Reduced
Ameritas Investment Partners, Inc.2,571$42.8K0.00%00.0%Unchanged
California State Teachers Retirement System2,080$34.6K0.00%+75+3.7%Added
Quarry LP1,887$31.4K0.01%−1,325−41.3%Reduced
New York State Common Retirement Fund1,733$28.8K0.00%−8,700−83.4%Reduced