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AEHR Insider Trading

Insider Ownership Percentage: 6.80%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $1,492,638.96

Aehr Test Systems Insider Trading History Chart

This chart shows the insider buying and selling history at Aehr Test Systems by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Aehr Test Systems Share Price & Price History

Current Price: $37.76
Price Change: ▲ Price Increase of +1.45 (3.99%)
As of 03/19/2026 05:00 PM ET

This chart shows the closing price history over time for AEHR up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Aehr Test Systems Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
2/13/2026Rhea J. PosedelDirectorSell13,998$30.02$420,219.96456,979View SEC Filing Icon  
1/22/2026Laura OliphantDirectorSell4,546$31.40$142,744.4018,432View SEC Filing Icon  
11/5/2025Howard T. SlayenDirectorSell6,000$25.73$154,380.00218,328View SEC Filing Icon  
10/9/2025Fariba DaneshDirectorSell9,000$24.79$223,110.0016,643View SEC Filing Icon  
7/25/2025Laura OliphantDirectorSell5,000$21.50$107,500.007,665View SEC Filing Icon  
7/22/2025Rhea J. PosedelDirectorSell18,000$19.83$356,940.0071,163View SEC Filing Icon  
7/15/2025Alistair N. SporckVPSell3,000$14.13$42,390.0030,808View SEC Filing Icon  
5/12/2025Alberto SalamoneEVPSell4,995$9.08$45,354.6056,241View SEC Filing Icon  
8/2/2024Howard T. SlayenDirectorBuy20,000$15.50$310,000.00220,714View SEC Filing Icon  
7/30/2024Fariba DaneshDirectorSell10,000$18.59$185,900.0016,390View SEC Filing Icon  
7/19/2024Alistair N. SporckVPSell1,257$18.82$23,656.7424,453View SEC Filing Icon  
1/18/2024Donald P. Richmond, IIInsiderSell1,021$17.39$17,755.19175,232View SEC Filing Icon  
1/18/2024Gayn EricksonCEOSell4,871$17.39$84,706.69427,935View SEC Filing Icon  
1/18/2024Vernon RogersVPSell1,309$17.39$22,763.5140,277View SEC Filing Icon  
1/16/2024Donald P. Richmond, IIInsiderSell180$17.24$3,103.20176,253View SEC Filing Icon  
1/16/2024Gayn EricksonCEOSell1,113$17.24$19,188.12432,806View SEC Filing Icon  
1/16/2024Vernon RogersVPSell244$17.24$4,206.5641,586View SEC Filing Icon  
1/12/2024Avijit K Ray-ChaudhuriVPBuy3,000$17.87$53,610.009,719View SEC Filing Icon  
12/6/2023Chris SiuCFOSell322$25.27$8,136.9414,747View SEC Filing Icon  
10/16/2023Alistair N. SporckVPSell955$37.65$35,955.7511,988View SEC Filing Icon  
10/11/2023Howard T. SlayenDirectorBuy700$40.20$28,140.00186,989View SEC Filing Icon  
8/9/2023Donald P. Richmond, IIVPSell30,000$48.75$1,462,500.00138,734View SEC Filing Icon  
7/31/2023Laura OliphantDirectorSell10,000$51.67$516,700.00View SEC Filing Icon  
7/27/2023Howard T. SlayenDirectorSell5,352$52.82$282,692.64186,875View SEC Filing Icon  
7/25/2023Howard T. SlayenDirectorSell14,648$51.91$760,377.68192,227View SEC Filing Icon  
7/21/2023Geoffrey Gates ScottDirectorSell10,208$48.25$492,536.0049,460View SEC Filing Icon  
7/18/2023Vernon RogersVPSell40,013$50.24$2,010,253.1236,441View SEC Filing Icon  
7/17/2023David S. HendricksonInsiderSell28,000$51.45$1,440,600.0084,783View SEC Filing Icon  
7/17/2023Gayn EricksonCEOSell123,811$51.29$6,350,266.19421,123View SEC Filing Icon  
7/17/2023Kenneth B. SpinkCFOSell36,511$51.39$1,876,300.29View SEC Filing Icon  
7/17/2023Rhea J. PosedelDirectorSell80,000$51.56$4,124,800.00448,821View SEC Filing Icon  
7/14/2023Gayn EricksonCEOSell50,000$45.00$2,250,000.00550,033View SEC Filing Icon  
6/8/2023Mario M. RosatiDirectorSell1,201$41.14$49,409.14View SEC Filing Icon  
6/6/2023Mario M. RosatiDirectorSell541$40.53$21,926.73View SEC Filing Icon  
5/5/2023Alistair N. SporckVPSell960$27.08$25,996.8012,651View SEC Filing Icon  
4/6/2023Geoffrey Gates ScottDirectorSell30,000$28.21$846,300.0059,668View SEC Filing Icon  
3/23/2023Gayn EricksonCEOSell50,000$40.00$2,000,000.00569,064View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Aehr Test Systems (NASDAQ:AEHR)

69.69% of Aehr Test Systems stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at AEHR by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Aehr Test Systems Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/19/2026Invesco Ltd.28,219$0.57M0.0%-92.3%0.092%Search for SEC Filing on Google Icon
2/18/2026NewEdge Advisors LLC12,804$0.26M0.0%-19.8%0.042%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd39,225$0.79M0.0%+75.7%0.128%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP830,664$16.77M0.0%+129.9%2.712%Search for SEC Filing on Google Icon
2/18/2026Sun Group Wealth Partners17,561$0.36M0.3%N/A0.057%Search for SEC Filing on Google Icon
2/18/2026Tudor Investment Corp ET AL181,500$3.66M0.0%+1.9%0.593%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC59,219$1.20M0.0%+0.8%0.193%Search for SEC Filing on Google Icon
2/18/2026Inspire Investing LLC23,276$0.47M0.0%+56.6%0.076%Search for SEC Filing on Google Icon
2/18/2026Janus Henderson Group PLC15,000$0.30M0.0%N/A0.049%Search for SEC Filing on Google Icon
2/18/2026Engineers Gate Manager LP15,101$0.31M0.0%N/A0.049%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.24,775$0.50M0.0%-14.5%0.081%Search for SEC Filing on Google Icon
2/17/2026Cetera Investment Advisers11,598$0.23M0.0%+41.5%0.038%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD34,384$0.70M0.0%-24.0%0.112%Search for SEC Filing on Google Icon
2/17/2026Osaic Holdings Inc.98,803$2M0.0%+22.2%0.323%Search for SEC Filing on Google Icon
2/17/2026State of Wisconsin Investment Board35,819$0.72M0.0%+104.8%0.117%Search for SEC Filing on Google Icon
2/17/2026Captrust Financial Advisors45,107$0.91M0.0%N/A0.147%Search for SEC Filing on Google Icon
2/17/2026Royal Bank of Canada51,971$1.05M0.0%-5.6%0.170%Search for SEC Filing on Google Icon
2/17/2026Rice Hall James & Associates LLC453,568$9.16M0.5%+2.1%1.481%Search for SEC Filing on Google Icon
2/16/2026Squarepoint Ops LLC100,199$2.02M0.0%-1,321.9%0.327%Search for SEC Filing on Google Icon
2/16/2026Verition Fund Management LLC24,191$0.49M0.0%-40.8%0.079%Search for SEC Filing on Google Icon
2/16/2026Next Century Growth Investors LLC552,506$11.16M0.8%+99.9%1.804%Search for SEC Filing on Google Icon
2/16/2026Fortitude Advisory Group L.L.C.21,107$0.43M0.2%-5.3%0.069%Search for SEC Filing on Google Icon
2/16/2026Kennedy Capital Management LLC360,234$7.27M0.2%+40.4%1.176%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC44,380$0.90M0.0%+10.3%0.145%Search for SEC Filing on Google Icon
2/16/2026Bard Associates Inc.179,793$3.63M0.9%-1.0%0.587%Search for SEC Filing on Google Icon
2/13/2026AWM Investment Company Inc.1,536,771$31.03M3.0%-1.9%5.017%Search for SEC Filing on Google Icon
2/13/2026Headlands Technologies LLC42,946$0.87M0.1%-4.4%0.140%Search for SEC Filing on Google Icon
2/13/2026State Street Corp624,085$12.60M0.0%+3.7%2.037%Search for SEC Filing on Google Icon
2/13/2026Caitong International Asset Management Co. Ltd1,229$25K0.1%N/A0.004%Search for SEC Filing on Google Icon
2/13/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC29,002$0.59M0.0%N/A0.095%Search for SEC Filing on Google Icon
2/13/2026Wells Fargo & Company MN35,219$0.71M0.0%+61.6%0.115%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP109,067$2.20M0.0%-16.9%0.356%Search for SEC Filing on Google Icon
2/12/2026New York State Common Retirement Fund47,050$0.95M0.0%+89.8%0.154%Search for SEC Filing on Google Icon
2/12/2026Swiss National Bank56,300$1.14M0.0%N/A0.184%Search for SEC Filing on Google Icon
2/12/2026Polen Capital Management LLC30,111$0.61M0.0%+29.2%0.098%Search for SEC Filing on Google Icon
2/12/2026Nuveen LLC69,133$1.40M0.0%+4.9%0.226%Search for SEC Filing on Google Icon
2/11/2026Deutsche Bank AG21,454$0.43M0.0%+10.6%0.070%Search for SEC Filing on Google Icon
2/11/2026LPL Financial LLC12,240$0.25M0.0%-5.3%0.040%Search for SEC Filing on Google Icon
2/11/2026Franklin Resources Inc.13,251$0.27M0.0%-18.3%0.043%Search for SEC Filing on Google Icon
2/11/2026State of Wyoming7,113$0.14M0.0%+156.1%0.023%Search for SEC Filing on Google Icon
2/10/2026Goldman Sachs Group Inc.176,042$3.55M0.0%+52.3%0.575%Search for SEC Filing on Google Icon
2/10/2026Thompson Siegel & Walmsley LLC24,027$0.49M0.0%-16.3%0.078%Search for SEC Filing on Google Icon
2/10/2026Intech Investment Management LLC10,677$0.22M0.0%-13.7%0.035%Search for SEC Filing on Google Icon
2/9/2026Geode Capital Management LLC685,694$13.85M0.0%+0.8%2.239%Search for SEC Filing on Google Icon
2/9/2026Royce & Associates LP42,102$0.85M0.0%-24.0%0.137%Search for SEC Filing on Google Icon
2/9/2026William Blair Investment Management LLC495,672$10.01M0.0%-44.6%1.618%Search for SEC Filing on Google Icon
2/5/2026Halter Ferguson Financial Inc.642,129$12.97M2.8%+41.7%2.097%Search for SEC Filing on Google Icon
2/3/2026Pier Capital LLC211,619$4.27M0.7%-43.0%0.691%Search for SEC Filing on Google Icon
1/29/2026UBS Group AG243,129$4.91M0.0%+55.7%0.794%Search for SEC Filing on Google Icon
1/29/2026Vanguard Group Inc.2,337,433$47.19M0.0%+2.2%7.631%Search for SEC Filing on Google Icon
1/28/2026Universal Beteiligungs und Servicegesellschaft mbH20,000$0.41M0.0%N/A0.065%Search for SEC Filing on Google Icon
1/27/2026Zurcher Kantonalbank Zurich Cantonalbank 8,920$0.18M0.0%N/A0.029%Search for SEC Filing on Google Icon
1/26/2026CWM LLC5,889$0.12M0.0%-18.6%0.019%Search for SEC Filing on Google Icon
1/23/2026State of Alaska Department of Revenue18,675$0.38M0.0%N/A0.061%Search for SEC Filing on Google Icon
1/23/2026Baillie Gifford & Co.1,290,734$26.06M0.0%-15.7%4.214%Search for SEC Filing on Google Icon
1/23/2026Bouvel Investment Partners LLC53,796$1.09M0.3%-2.3%0.176%Search for SEC Filing on Google Icon
1/6/2026Penbrook Management LLC114,900$2.32M1.6%-1.2%0.383%Search for SEC Filing on Google Icon
1/1/2026Tudor Investment Corp ET AL178,040$5.36M0.0%-18.0%0.593%Search for SEC Filing on Google Icon
12/15/2025FNY Investment Advisers LLC3,180$95K0.0%N/A0.011%Search for SEC Filing on Google Icon
12/9/2025Tudor Investment Corp ET AL178,040$5.36M0.0%-18.0%0.593%Search for SEC Filing on Google Icon
11/19/2025Sunbelt Securities Inc.900$27K0.0%N/A0.003%Search for SEC Filing on Google Icon
11/17/2025Harvest Investment Services LLC27,073$0.82M0.2%N/A0.090%Search for SEC Filing on Google Icon
11/17/2025NewEdge Advisors LLC15,959$0.48M0.0%+35,364.4%0.053%Search for SEC Filing on Google Icon
11/17/2025XTX Topco Ltd22,328$0.67M0.0%+61.8%0.074%Search for SEC Filing on Google Icon
11/17/2025Wexford Capital LP1,790$54K0.0%-72.9%0.006%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC40,897$1.23M0.0%+250.7%0.136%Search for SEC Filing on Google Icon
11/17/2025Parallax Volatility Advisers L.P.10,768$0.32M0.0%N/A0.036%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC58,727$1.77M0.0%N/A0.196%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.13,090$0.39M0.0%-16.1%0.044%Search for SEC Filing on Google Icon
11/17/2025Integrated Wealth Concepts LLC13,172$0.40M0.0%N/A0.044%Search for SEC Filing on Google Icon
11/17/2025Brevan Howard Capital Management LP13,936$0.42M0.0%N/A0.046%Search for SEC Filing on Google Icon
11/17/2025Bard Associates Inc.181,620$5.47M1.5%-6.6%0.605%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.36,420$1.10M0.0%+48.5%0.121%Search for SEC Filing on Google Icon
11/14/2025Creative Planning6,821$0.21M0.0%N/A0.023%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.13,100$0.39M0.0%+45.9%0.044%Search for SEC Filing on Google Icon
11/14/2025Virtu Financial LLC72,057$2.17M0.1%N/A0.240%Search for SEC Filing on Google Icon
11/14/2025Cim LLC8,074$0.24M0.0%N/A0.027%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP105,327$3.17M0.0%N/A0.351%Search for SEC Filing on Google Icon
11/14/2025Wellington Management Group LLP361,264$10.88M0.0%+33.4%1.204%Search for SEC Filing on Google Icon
11/14/2025FORA Capital LLC7,199$0.22M0.0%-35.2%0.024%Search for SEC Filing on Google Icon
11/13/2025Kennedy Capital Management LLC256,611$7.73M0.2%-42.3%0.855%Search for SEC Filing on Google Icon
11/13/2025Invesco Ltd.366,570$11.04M0.0%+1,137.2%1.222%Search for SEC Filing on Google Icon
11/13/2025Pier Capital LLC370,955$11.17M1.7%-8.6%1.236%Search for SEC Filing on Google Icon
11/13/2025KLCM Advisors Inc.75,000$2.26M0.2%+200.0%0.250%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG156,115$4.70M0.0%+10.5%0.520%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets5,533$0.17M0.0%+99.5%0.018%Search for SEC Filing on Google Icon
11/13/2025RiverPark Advisors LLC1,411$42K0.0%N/A0.005%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.2,448$74K0.0%+3,500.0%0.008%Search for SEC Filing on Google Icon
11/12/2025Barclays PLC40,220$1.21M0.0%-18.5%0.134%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP131,313$3.95M0.0%-1.4%0.438%Search for SEC Filing on Google Icon
11/12/2025Victory Capital Management Inc.69,540$2.09M0.0%N/A0.232%Search for SEC Filing on Google Icon
11/12/2025Royce & Associates LP55,425$1.67M0.0%-50.3%0.185%Search for SEC Filing on Google Icon
11/12/2025William Blair Investment Management LLC894,061$26.92M0.1%N/A2.980%Search for SEC Filing on Google Icon
11/12/2025Intech Investment Management LLC12,366$0.37M0.0%+12.9%0.041%Search for SEC Filing on Google Icon
11/10/2025White Pine Capital LLC25,288$0.76M0.2%-13.4%0.084%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.2,288,190$68.90M0.0%+2.9%7.626%Search for SEC Filing on Google Icon
11/7/2025HighTower Advisors LLC78,340$2.36M0.0%+485.1%0.261%Search for SEC Filing on Google Icon
11/6/2025Wedbush Securities Inc.10,198$0.31M0.0%N/A0.034%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers40,617$1.22M0.0%-2.0%0.135%Search for SEC Filing on Google Icon
11/6/2025Essex Investment Management Co. LLC34,005$1.02M0.2%N/A0.113%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Aehr Test Systems logo
Aehr Test Systems provides test solutions for testing, burning-in, and semiconductor devices in wafer level, singulated die, and package part form, and installed systems worldwide. Its product portfolio includes FOX-XP and FOX-NP systems that are full wafer contact and singulated die/module test and burn-in systems that can test, burn-in, and stabilize range of devices, including silicon carbide-based and other power semiconductors, 2D and 3D sensors used in mobile phones, tablets and other computing devices, memory semiconductors, processors, microcontrollers, systems-on-a-chip, and photonics and integrated optical devices. The company also offers FOX-CP system, a low-cost single-wafer compact test solution for logic, memory, and photonic devices; FOX WaferPak Contactor, a full wafer contactor capable of testing wafers up to 300mm that enables integrated circuit manufacturers to perform test, burn-in, and stabilization of full wafers on the FOX-P systems. In addition, it provides FOX DiePak Carrier, a reusable temporary package that enables IC manufacturers to perform final test and burn-in of bare die and modules; and FOX DiePak Loader. The company was incorporated in 1977 and is headquartered in Fremont, California.
Read More on Aehr Test Systems

Today's Range

Now: $37.76
Low: $33.75
High: $37.99

50 Day Range

MA: $32.15
Low: $23.00
High: $44.03

52 Week Range

Now: $37.76
Low: $6.27
High: $46.95

Volume

1,454,007 shs

Average Volume

1,785,611 shs

Market Capitalization

$1.16 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

2.22

Who are the company insiders with the largest holdings of Aehr Test Systems?

Aehr Test Systems' top insider investors include:
  1. Rhea J Posedel (Director)
  2. Howard T Slayen (Director)
  3. Alberto Salamone (EVP)
  4. Alistair N Sporck (VP)
  5. Laura Oliphant (Director)
  6. Fariba Danesh (Director)
Learn More about top insider investors at Aehr Test Systems.

Who are the major institutional investors of Aehr Test Systems?

Aehr Test Systems' top institutional investors include:
  1. Vanguard Group Inc. — 7.63%
  2. AWM Investment Company Inc. — 5.02%
  3. Baillie Gifford & Co. — 4.21%
  4. Wellington Management Group LLP — 2.71%
  5. Geode Capital Management LLC — 2.24%
  6. Halter Ferguson Financial Inc. — 2.10%
Learn More about top institutional investors of Aehr Test Systems stock.

Which major investors are selling Aehr Test Systems stock?

Within the previous quarter, AEHR stock was sold by these institutional investors:
  1. William Blair Investment Management LLC
  2. Invesco Ltd.
  3. Baillie Gifford & Co.
  4. Pier Capital LLC
  5. Group One Trading LLC
  6. Jane Street Group LLC
  7. Walleye Capital LLC
  8. AWM Investment Company Inc.
During the last year, company insiders that have sold Aehr Test Systems company stock include:
  1. Rhea J Posedel (Director)
  2. Howard T Slayen (Director)
  3. Alberto Salamone (EVP)
  4. Alistair N Sporck (VP)
  5. Laura Oliphant (Director)
  6. Fariba Danesh (Director)
Learn More investors selling Aehr Test Systems stock.

Which major investors are buying Aehr Test Systems stock?

Within the previous quarter, AEHR stock was bought by institutional investors including:
  1. Wellington Management Group LLP
  2. Next Century Growth Investors LLC
  3. Halter Ferguson Financial Inc.
  4. Squarepoint Ops LLC
  5. Kennedy Capital Management LLC
  6. UBS Group AG
  7. Goldman Sachs Group Inc.
  8. Swiss National Bank