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, Q1 2026
Institutional positions in Aehr Test Systems as of Mar 31, 2026. 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
- 191
- +45 vs. Q4 2025
- Shares held
- 22.5M
- +3.62M (+19.2%) vs. Q4 2025
- Total value
- $831.4M
- +$450.8M (+118.4%) vs. Q4 2025
- New holders
- 62
- 60 more added
- Sold out
- 17
- 48 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Aehr Test Systems; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Group One Trading, L.P. | 12,758 | $473.1K | 0.02% | +12,758 | New |
| Belpointe Asset Management LLC | 12,181 | $451.7K | 0.02% | +12,181 | New |
| GWM Advisors LLC | 12,082 | $448.0K | 0.00% | −722−5.6% | Reduced |
| Walleye Trading LLC | 11,996 | $444.8K | 0.01% | +11,996 | New |
| Creative Planning | 11,749 | $435.7K | 0.00% | +11,749 | New |
| SG Americas Securities, LLC | 11,384 | $422.0K | 0.00% | +11,384 | New |
| LPL Financial LLC | 11,114 | $412.1K | 0.00% | −1,126−9.2% | Reduced |
| Allstate Corp | 10,929 | $405.2K | 0.00% | +10,929 | New |
| Larson Financial Group LLC | 10,714 | $397.3K | 0.01% | +10,130+1,734.6% | Added |
| Marshall Wace, LLP | 10,211 | $378.6K | 0.00% | +10,211 | New |
| Caitong International Asset Management Co., Ltd | 10,021 | $371.6K | 0.07% | +10,005+62,531.3% | Added |
| Nkcfo LLC | 10,000 | $371.0K | 0.11% | +10,000 | New |
| Skopos Labs, Inc. | 9,642 | $357.5K | 0.01% | +9,642 | New |
| Strait & Sound Wealth Management LLC | 9,400 | $348.6K | 0.13% | +9,400 | New |
| Verition Fund Management LLC | 9,154 | $339.4K | 0.00% | −15,037−62.2% | Reduced |
| AQR Capital Management LLC | 9,147 | $339.2K | 0.00% | +9,147 | New |
| Greenwood Capital Associates LLC | 9,044 | $335.4K | 0.04% | +9,044 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 8,920 | $330.8K | 0.00% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 8,500 | $315.2K | 0.01% | +8,500 | New |
| Police & Firemen's Retirement System of New Jersey | 8,480 | $314.4K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 8,125 | $301.3K | 0.00% | +5,631+225.8% | Added |
| Vanguard Investments Australia, Ltd. | 8,024 | $297.5K | 0.00% | +8,024 | New |
| Arizona State Retirement System | 7,992 | $296.3K | 0.00% | +7,992 | New |
| Bridgewater Associates, LP | 7,873 | $291.9K | 0.00% | +7,873 | New |
| Manufacturers Life Insurance Company, The | 7,856 | $291.3K | 0.00% | +7,856 | New |
| Clarity Financial LLC | 7,732 | $286.7K | 0.03% | +7,732 | New |
| State Board of Administration of Florida Retirement System | 7,600 | $281.8K | 0.00% | +7,600 | New |
| Intech Investment Management LLC | 7,526 | $279.1K | 0.00% | −3,151−29.5% | Reduced |
| Vident Advisory, LLC | 7,308 | $271.0K | 0.00% | +7,308 | New |
| Citigroup Inc | 7,128 | $264.3K | 0.00% | +6,255+716.5% | Added |
| XTX Topco Ltd | 6,872 | $254.8K | 0.00% | −32,353−82.5% | Reduced |
| VestGen Advisors, LLC | 2,551 | $246.7K | 0.01% | +2,551 | New |
| Brady Martz Wealth Solutions, LLC | 6,345 | $235.3K | 0.04% | +6,345 | New |
| BNP Paribas Arbitrage, SA | 6,317 | $234.2K | 0.00% | +227+3.7% | Added |
| Boothbay Fund Management, LLC | 6,254 | $231.9K | 0.01% | +6,254 | New |
| CI Private Wealth, LLC | 6,150 | $228.0K | 0.00% | +6,150 | New |
| KLP Kapitalforvaltning AS | 6,100 | $226.2K | 0.00% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 5,788 | $214.6K | 0.00% | +5,788 | New |
| JustInvest LLC | 5,662 | $209.9K | 0.00% | +5,662 | New |
| CWM, LLC | 5,656 | $209.7K | 0.00% | −233−4.0% | Reduced |
| TCG Advisory Services, LLC | 5,470 | $202.8K | 0.00% | +5,470 | New |
| Malaga Cove Capital, LLC | 5,400 | $200.2K | 0.07% | +5,400 | New |
| RiverPark Advisors, LLC | 4,647 | $172.3K | 0.06% | +1,249+36.8% | Added |
| Tower Research Capital LLC (TRC) | 3,596 | $133.3K | 0.00% | +372+11.5% | Added |
| State of Wyoming | 3,230 | $119.8K | 0.01% | −3,883−54.6% | Reduced |
| Nisa Investment Advisors, LLC | 2,982 | $110.6K | 0.00% | +1,200+67.3% | Added |
| Acadian Asset Management LLC | 2,586 | $95.0K | 0.00% | +2,586 | New |
| Leonteq Securities AG | 2,500 | $92.7K | 0.01% | +2,500 | New |
| Crewe Advisors LLC | 2,500 | $92.7K | 0.01% | +2,500 | New |
| NBC Securities, Inc. | 2,498 | $92.6K | 0.01% | +2,498 | New |
| Alphadyne Asset Management LP | 2,416 | $89.6K | 0.01% | +2,416 | New |
| Ameritas Investment Partners, Inc. | 2,361 | $87.5K | 0.00% | −210−8.2% | Reduced |
| Newbridge Financial Services Group, Inc. | 1,950 | $72.3K | 0.01% | 00.0% | Unchanged |
| Lodestone Wealth Management LLC | 1,834 | $68.0K | 0.03% | +1,834 | New |
| GAMMA Investing LLC | 1,746 | $64.7K | 0.00% | +176+11.2% | Added |
| Versant Capital Management, Inc | 1,376 | $51.0K | 0.01% | +55+4.2% | Added |
| TD Waterhouse Canada Inc. | 1,250 | $49.5K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 997 | $39.5K | 0.00% | +31+3.2% | Added |
| The PNC Financial Services Group, Inc. | 1,048 | $38.9K | 0.00% | +5+0.5% | Added |
| Gould Capital, LLC | 1,000 | $37.1K | 0.02% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 1,029 | $33.5K | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 886 | $32.9K | 0.00% | +249+39.1% | Added |
| KBC Group NV | 812 | $30.0K | 0.00% | +812 | New |
| Sunbelt Securities, Inc. | 650 | $24.1K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 571 | $21.1K | 0.00% | −223−28.1% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 460 | $17.1K | 0.00% | +94+25.7% | Added |
| SBI Securities Co., Ltd. | 450 | $16.7K | 0.00% | −179−28.5% | Reduced |
| SRS Capital Advisors, Inc. | 420 | $15.6K | 0.00% | −414−49.6% | Reduced |
| EverSource Wealth Advisors, LLC | 417 | $15.5K | 0.00% | +107+34.5% | Added |
| CoreCap Advisors, LLC | 366 | $13.6K | 0.00% | +366 | New |
| Sterling Capital Management LLC | 350 | $13.0K | 0.00% | −130−27.1% | Reduced |
| Optiver Holding B.V. | 345 | $12.8K | 0.00% | +345 | New |
| Golden State Equity Partners | 265 | $9.83K | 0.00% | +265 | New |
| Signaturefd, LLC | 205 | $7.60K | 0.00% | +169+469.4% | Added |
| Clear Street Markets LLC | 199 | $7.38K | 0.00% | −14−6.6% | Reduced |
| Los Angeles Capital Management LLC | 132 | $4.89K | 0.00% | 00.0% | Unchanged |
| TSFG, LLC | 100 | $4.00K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 101 | $3.75K | 0.00% | +1+1.0% | Added |
| Rachor Investment Advisory Services, LLC | 89 | $3.30K | 0.00% | +71+394.4% | Added |
| Allworth Financial LP | 69 | $2.56K | 0.00% | +42+155.6% | Added |
| Colonial Trust Co | 80 | $2.41K | 0.00% | +80 | New |
| Darwin Advisors, LLC | 57 | $2.11K | 0.00% | 00.0% | Unchanged |
| Kingdom Financial Group LLC. | 50 | $1.85K | 0.00% | 00.0% | Unchanged |
| Lloyd Advisory Services, LLC. | 50 | $1.85K | 0.00% | +50 | New |
| Smartleaf Asset Management LLC | 58 | $1.75K | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 38 | $1.41K | 0.00% | −22−36.7% | Reduced |
| Caitlin John, LLC | 15 | $556 | 0.00% | +15 | New |
| Kilter Group LLC | 14 | $520 | 0.00% | +1+7.7% | Added |
| Massmutual Trust Co FSB | 12 | $445 | 0.00% | +12 | New |
| Advisory Services Network, LLC | 5 | $185 | 0.00% | +5 | New |
| Covestor Ltd | 5 | $0 | 0.00% | 00.0% | Unchanged |
| Sculptor Capital LP | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| National Bank of Canada | 0 | $0 | 0.00% | −206,011−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −85,001−100.0% | Sold out |
| Victory Capital Management Inc | 0 | $0 | 0.00% | −69,540−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −45,107−100.0% | Sold out |
| Thompson Siegel & Walmsley LLC | 0 | $0 | 0.00% | −24,027−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −23,067−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −19,856−100.0% | Sold out |
| Net Worth Advisory Group | 0 | $0 | 0.00% | −13,225−100.0% | Sold out |