Skip to main content

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, Q2 2023

Institutional positions in Aehr Test Systems as of Jun 30, 2023. 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
151
+7 vs. Q1 2023
Shares held
19.2M
+394.6K (+2.1%) vs. Q1 2023
Total value
$791.1M
+$208.7M (+35.8%) vs. Q1 2023
New holders
40
55 more added
Sold out
33
43 more reduced

Compare with Q1 2023: 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 holdersQ2 2023: 151 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 heldQ2 2023: $791.1M
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, Q2 2023

Shares, value and share of portfolio for each institution holding Aehr Test Systems; share changes are against Q1 2023.

Institutions holding AEHR in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.1,830,555$75.5M0.00%+1,312,565+253.4%Added
Vanguard Group Inc1,458,119$60.1M0.00%+276,137+23.4%Added
Goldman Sachs Group Inc1,410,273$58.2M0.01%−540,669−27.7%Reduced
Hood River Capital Management LLC1,393,845$57.5M1.71%−149,261−9.7%Reduced
Driehaus Capital Management LLC1,348,822$55.6M0.70%+314,973+30.5%Added
AWM Investment Company, Inc.1,286,628$53.1M7.20%−42,085−3.2%Reduced
FMR LLC890,763$36.7M0.00%−55,977−5.9%Reduced
Oberweis Asset Management Inc873,108$36.0M4.38%+174,000+24.9%Added
D. E. Shaw & Co., Inc.596,294$24.6M0.04%+315,645+112.5%Added
State Street Corp553,144$22.8M0.00%+388,860+236.7%Added
Geode Capital Management, LLC519,003$21.4M0.00%+265,373+104.6%Added
Dimensional Fund Advisors LP448,070$18.5M0.01%+119,878+36.5%Added
Morgan Stanley437,257$18.0M0.00%+51,354+13.3%Added
Lord, Abbett & Co. LLC394,766$16.3M0.06%+65,820+20.0%Added
Next Century Growth Investors LLC292,671$12.1M1.16%+4,089+1.4%Added
Intrinsic Edge Capital Management LLC292,381$12.1M0.94%+292,381New
Royce & Associates LP274,959$11.3M0.11%+34,700+14.4%Added
Ameriprise Financial Inc259,271$10.7M0.00%−1,114,758−81.1%Reduced
Group One Trading, L.P.243,902$10.1M0.43%−3,556−1.4%Reduced
Northern Trust Corp241,984$9.98M0.00%+188,105+349.1%Added
Agf Management Ltd215,210$8.88M0.06%00.0%Unchanged
Jane Street Group, LLC193,240$7.97M0.01%−43,354−18.3%Reduced
Picton Mahoney Asset Management154,292$6.36M0.31%+154,292New
Silvercrest Asset Management Group LLC146,437$6.04M0.04%+20,665+16.4%Added
Pier Capital, LLC139,709$5.76M0.83%+32,456+30.3%Added
Nuveen Asset Management, LLC132,798$5.48M0.00%+132,798New
Discovery Capital Management, LLC132,579$5.47M0.64%−13,797−9.4%Reduced
Invesco Ltd.124,547$5.14M0.00%+14,226+12.9%Added
Lisanti Capital Growth, LLC106,830$4.41M0.61%−104,345−49.4%Reduced
Essex Investment Management Co LLC106,170$4.38M0.61%+12,378+13.2%Added
Capital Fund Management S.A.104,940$4.33M0.07%+104,940New
Point72 Asset Management, L.P.102,208$4.22M0.01%−195,188−65.6%Reduced
Bank of New York Mellon Corp97,813$4.03M0.00%+13,326+15.8%Added
EAM Investors, LLC92,162$3.80M0.70%−230.0%Reduced
New York State Common Retirement Fund90,200$3.72M0.00%+8,610+10.6%Added
Advisory Research Inc79,072$3.26M0.42%+50,192+173.8%Added
Symmetry Investments LP79,010$3.26M0.94%+79,010New
LPL Financial LLC76,955$3.17M0.00%−30,620−28.5%Reduced
PFS Investments Inc.70,765$2.92M0.05%+4,860+7.4%Added
Charles Schwab Investment Management Inc70,663$2.91M0.00%+59,547+535.7%Added
UBS Group AG68,256$2.82M0.00%+14,873+27.9%Added
Schroder Investment Management Group67,405$2.78M0.00%−14,035−17.2%Reduced
Jetstream Capital LLC64,000$2.64M5.13%−28,000−30.4%Reduced
Axiom Investors LLC62,365$2.57M0.04%−11,830−15.9%Reduced
Swiss National Bank58,600$2.42M0.00%+2,200+3.9%Added
Citadel Advisors LLC54,792$2.26M0.00%+45,645+499.0%Added
Simplex Trading, LLC54,413$2.24M0.10%+51,099+1,541.9%Added
Legato Capital Management LLC52,131$2.15M0.29%+22,455+75.7%Added
Heritage Investors Management Corp51,403$2.12M0.08%−750−1.4%Reduced
Bank of America Corp46,124$1.90M0.00%+40,271+688.0%Added
Royal Bank of Canada45,431$1.87M0.00%+477+1.1%Added
Advisor Group Holdings, Inc.44,900$1.85M0.00%+17,891+66.2%Added
Dakota Wealth Management43,643$1.80M0.08%+25,886+145.8%Added
Susquehanna International Group, LLP41,682$1.72M0.00%−441,285−91.4%Reduced
Roman Butler Fullerton & Co34,627$1.71M0.79%+34,627New
Occudo Quantitative Strategies LP40,432$1.67M0.17%+40,432New
Victory Capital Management Inc39,740$1.64M0.00%−2,600−6.1%Reduced
Thompson Siegel & Walmsley LLC39,436$1.63M0.03%+2,123+5.7%Added
Rhumbline Advisers37,231$1.54M0.00%+37,231New
California State Teachers Retirement System32,296$1.33M0.00%+9,349+40.7%Added
Jump Financial, LLC31,657$1.31M0.05%+31,657New
Raymond James & Associates30,060$1.24M0.00%−3,122−9.4%Reduced
Credit Suisse AG27,475$1.13M0.00%+5,739+26.4%Added
Alliancebernstein L.P.26,650$1.10M0.00%+26,650New
Walleye Trading LLC26,236$1.08M0.06%+24,990+2,005.6%Added
Legal & General Group Plc25,728$1.06M0.00%+14,807+135.6%Added
Dark Forest Capital Management LP24,659$1.02M0.10%+4,414+21.8%Added
Principal Financial Group Inc24,304$1.00M0.00%+5,136+26.8%Added
Greenwood Capital Associates LLC24,004$990.2K0.14%+3,342+16.2%Added
SEI Investments Co22,605$932.7K0.00%−2,205−8.9%Reduced
JPMorgan Chase & Co20,966$864.8K0.00%+19,388+1,228.6%Added
Virtu Financial LLC19,156$790.0K0.06%+19,156New
Raymond James Financial Services Advisors, Inc.18,655$769.5K0.00%+385+2.1%Added
Commonwealth Equity Services, LLC17,517$723.0K0.00%+628+3.7%Added
Caxton Associates LP16,471$679.4K0.10%+16,471New
Cetera Advisors LLC15,905$656.1K0.01%+15,905New
Concentrum Wealth Management15,556$641.7K0.41%+360+2.4%Added
Steward Partners Investment Advisory, LLC15,500$639.4K0.01%+2,300+17.4%Added
Millennium Management LLC15,415$635.9K0.00%−110,270−87.7%Reduced
MetLife Investment Management13,653$563.2K0.00%+13,653New
Artemis Investment Management LLP13,559$558.8K0.01%−5,878−30.2%Reduced
TownSquare Capital, LLC13,459$555.2K0.01%−401−2.9%Reduced
Inspire Advisors, LLC13,036$537.7K0.10%+13,036New
Wells Fargo & Company12,719$524.7K0.00%−10,983−46.3%Reduced
Kestra Advisory Services, LLC12,591$519.4K0.01%−110−0.9%Reduced
Price T Rowe Associates Inc12,541$518.0K0.00%+12,541New
American International Group, Inc.12,453$513.7K0.00%+12,453New
Deutsche Bank AG12,275$506.3K0.00%+10,990+855.3%Added
BNP Paribas Arbitrage, SA12,124$500.1K0.00%+11,787+3,497.6%Added
Mirae Asset Global Investments Co., Ltd.11,914$491.5K0.00%+11,914New
AQR Capital Management LLC11,877$489.9K0.00%+11,877New
Janus Henderson Group PLC11,805$486.8K0.00%−7−0.1%Reduced
Barclays PLC10,963$452.2K0.00%−12,732−53.7%Reduced
Alps Advisors Inc10,865$448.2K0.00%+85+0.8%Added
BIT Capital GmbH10,468$431.8K0.05%+468+4.7%Added
National Asset Management, Inc.10,307$425.2K0.01%−258−2.4%Reduced
Voya Investment Management LLC10,218$421.5K0.00%+10,218New
Citigroup Inc10,107$416.9K0.00%+6,113+153.1%Added
Manufacturers Life Insurance Company, The10,062$415.1K0.00%+10,062New
Thompson Davis & Co., Inc.9,175$378.5K0.43%−34,440−79.0%Reduced