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 2025
Institutional positions in Aehr Test Systems as of Dec 31, 2025. 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
- 150
- +2 vs. Q3 2025
- Shares held
- 21.2M
- +851.2K (+4.2%) vs. Q3 2025
- Total value
- $427.8M
- −$184.2M (−30.1%) vs. Q3 2025
- New holders
- 29
- 57 more added
- Sold out
- 27
- 42 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 262 | $2.23B |
| Q1 2026 | 191 | $831.4M |
| Q4 2025 | 150 | $427.8M |
| Q3 2025 | 149 | $612.6M |
| Q2 2025 | 121 | $227.4M |
| Q1 2025 | 115 | $139.4M |
| Q4 2024 | 132 | $347.5M |
| Q3 2024 | 126 | $267.0M |
| Q2 2024 | 119 | $214.0M |
| Q1 2024 | 132 | $232.6M |
| Q4 2023 | 168 | $533.6M |
| Q3 2023 | 153 | $903.9M |
| Q2 2023 | 151 | $791.1M |
| Q1 2023 | 144 | $582.4M |
| Q4 2022 | 129 | $321.8M |
| Q3 2022 | 85 | $167.0M |
| Q2 2022 | 70 | $66.0M |
| Q1 2022 | 80 | $110.0M |
| Q4 2021 | 74 | $268.3M |
| Q3 2021 | 42 | $109.7M |
| Q2 2021 | 20 | $12.7M |
| Q1 2021 | 22 | $12.2M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Aehr Test Systems; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Captrust Financial Advisors | 45,107 | $910.7K | 0.00% | +45,107 | New |
| New York State Common Retirement Fund | 47,050 | $949.9K | 0.00% | +22,258+89.8% | Added |
| Heritage Investors Management Corp | 48,413 | $977.0K | 0.03% | 00.0% | Unchanged |
| Royal Bank of Canada | 51,971 | $1.05M | 0.00% | −3,105−5.6% | Reduced |
| Bouvel Investment Partners, LLC | 53,796 | $1.09M | 0.31% | −1,281−2.3% | Reduced |
| Swiss National Bank | 56,300 | $1.14M | 0.00% | +56,300 | New |
| Millennium Management LLC | 59,219 | $1.20M | 0.00% | +492+0.8% | Added |
| Kestra Advisory Services, LLC | 60,100 | $1.21M | 0.01% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 64,355 | $1.30M | 0.00% | +49,212+325.0% | Added |
| Nuveen, LLC | 69,133 | $1.40M | 0.00% | +3,223+4.9% | Added |
| Victory Capital Management Inc | 69,540 | $1.40M | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 70,662 | $1.43M | 0.00% | −27,553−28.1% | Reduced |
| KLCM Advisors, Inc. | 75,000 | $1.51M | 0.13% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 85,001 | $1.72M | 0.00% | +85,001 | New |
| Bank of New York Mellon Corp | 89,755 | $1.81M | 0.00% | −8,506−8.7% | Reduced |
| Advisor Group Holdings, Inc. | 98,803 | $1.99M | 0.00% | +17,949+22.2% | Added |
| Squarepoint Ops LLC | 100,199 | $2.02M | 0.00% | +100,199 | New |
| Dimensional Fund Advisors LP | 109,067 | $2.20M | 0.00% | −22,246−16.9% | Reduced |
| Susquehanna International Group, LLP | 111,259 | $2.25M | 0.00% | +97,412+703.5% | Added |
| Penbrook Management LLC | 114,900 | $2.32M | 1.60% | −1,350−1.2% | Reduced |
| Gratia Capital, LLC | 137,560 | $2.78M | 2.48% | −2,000−1.4% | Reduced |
| Goldman Sachs Group Inc | 176,042 | $3.55M | 0.00% | +60,476+52.3% | Added |
| Bard Associates Inc | 179,793 | $3.63M | 0.93% | −1,827−1.0% | Reduced |
| Tudor Investment Corp Et Al | 181,500 | $3.66M | 0.02% | +3,460+1.9% | Added |
| National Bank of Canada | 206,011 | $4.16M | 0.00% | −4,289−2.0% | Reduced |
| Pier Capital, LLC | 211,619 | $4.27M | 0.68% | −159,336−43.0% | Reduced |
| Citadel Advisors LLC | 220,779 | $4.46M | 0.00% | −2,494−1.1% | Reduced |
| Charles Schwab Investment Management Inc | 238,409 | $4.81M | 0.00% | −390.0% | Reduced |
| Northern Trust Corp | 239,872 | $4.84M | 0.00% | +9,137+4.0% | Added |
| Jane Street Group, LLC | 240,438 | $4.85M | 0.01% | +240,438 | New |
| UBS Group AG | 243,129 | $4.91M | 0.00% | +87,014+55.7% | Added |
| Morgan Stanley | 244,783 | $4.94M | 0.00% | +155,516+174.2% | Added |
| D. E. Shaw & Co., Inc. | 290,291 | $5.86M | 0.00% | +55,917+23.9% | Added |
| Sculptor Capital LP | 300,000 | $6.06M | 0.07% | 00.0% | Unchanged |
| Silvercrest Asset Management Group LLC | 308,387 | $6.23M | 0.04% | +523+0.2% | Added |
| Gilder Gagnon Howe & Co LLC | 317,948 | $6.42M | 0.07% | −6,092−1.9% | Reduced |
| Two Sigma Investments, LP | 355,574 | $7.18M | 0.01% | +250,247+237.6% | Added |
| Kennedy Capital Management, Inc. | 360,234 | $7.27M | 0.15% | +103,623+40.4% | Added |
| Rice Hall James & Associates, LLC | 453,568 | $9.16M | 0.50% | +9,187+2.1% | Added |
| William Blair Investment Management, LLC | 495,672 | $10.0M | 0.03% | −398,389−44.6% | Reduced |
| Next Century Growth Investors LLC | 552,506 | $11.2M | 0.77% | +276,160+99.9% | Added |
| State Street Corp | 624,085 | $12.6M | 0.00% | +21,982+3.7% | Added |
| Halter Ferguson Financial Inc. | 642,129 | $13.0M | 2.86% | +189,117+41.7% | Added |
| Geode Capital Management, LLC | 685,694 | $13.8M | 0.00% | +5,591+0.8% | Added |
| Wellington Management Group LLP | 830,664 | $16.8M | 0.00% | +469,400+129.9% | Added |
| Baillie Gifford & Co | 1,290,734 | $26.1M | 0.02% | −239,942−15.7% | Reduced |
| AWM Investment Company, Inc. | 1,536,771 | $31.0M | 3.00% | −30,000−1.9% | Reduced |
| BlackRock, Inc. | 2,127,105 | $42.9M | 0.00% | +124,772+6.2% | Added |
| Vanguard Group Inc | 2,337,433 | $47.2M | 0.00% | +49,243+2.2% | Added |
| FMR LLC | 2,507,920 | $50.6M | 0.00% | −193,334−7.2% | Reduced |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −178,658−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −78,340−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −72,057−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −38,538−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −37,634−100.0% | Sold out |
| Essex Investment Management Co LLC | 0 | $0 | 0.00% | −34,005−100.0% | Sold out |
| ARS Investment Partners, LLC | 0 | $0 | 0.00% | −18,024−100.0% | Sold out |
| Integrated Wealth Concepts LLC | 0 | $0 | 0.00% | −13,172−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −10,768−100.0% | Sold out |
| Wedbush Securities Inc | 0 | $0 | 0.00% | −10,198−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −9,534−100.0% | Sold out |
| Bridgewater Associates, LP | 0 | $0 | 0.00% | −8,394−100.0% | Sold out |
| Cim, LLC | 0 | $0 | 0.00% | −8,074−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −8,064−100.0% | Sold out |
| Clarity Financial LLC | 0 | $0 | 0.00% | −7,624−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −7,600−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −7,199−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −7,102−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −6,821−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −3,180−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −2,900−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −1,790−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Truvestments Capital LLC | 0 | $0 | 0.00% | −217−100.0% | Sold out |
| Rise Advisors, LLC | 0 | $0 | 0.00% | −138−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Wolverine Trading, LLC | – | – | – | – | Not filed |