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 2021
Institutional positions in Aehr Test Systems as of Dec 31, 2021. 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
- 74
- +32 vs. Q3 2021
- Shares held
- 11.1M
- +3.11M (+38.9%) vs. Q3 2021
- Total value
- $268.3M
- +$158.6M (+144.6%) vs. Q3 2021
- New holders
- 39
- 16 more added
- Sold out
- 7
- 17 more reduced
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding Aehr Test Systems; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 1,848,531 | $44.7M | 0.00% | +1,848,531 | New |
| Collaborative Holdings Management LP | 1,533,440 | $37.1M | 15.22% | +297,846+24.1% | Added |
| AWM Investment Company, Inc. | 1,145,749 | $27.7M | 2.78% | −220,000−16.1% | Reduced |
| Vanguard Group Inc | 1,142,955 | $27.6M | 0.00% | +117,985+11.5% | Added |
| Susquehanna International Group, LLP | 552,632 | $13.4M | 0.02% | +73,114+15.2% | Added |
| Renaissance Technologies LLC | 513,100 | $12.4M | 0.02% | +513,100 | New |
| BlackRock Inc. | 374,668 | $9.06M | 0.00% | +201,607+116.5% | Added |
| Arrowstreet Capital, Limited Partnership | 338,123 | $8.18M | 0.01% | +338,123 | New |
| Royce & Associates LP | 261,659 | $6.33M | 0.05% | −242,100−48.1% | Reduced |
| EAM Investors, LLC | 230,146 | $5.57M | 0.91% | −186,617−44.8% | Reduced |
| Capital Fund Management S.A. | 224,280 | $5.42M | 0.14% | +224,280 | New |
| Ameritas Advisory Services, LLC | 206,047 | $4.98M | 0.18% | +206,047 | New |
| Geode Capital Management, LLC | 200,720 | $4.85M | 0.00% | +14,441+7.8% | Added |
| Silvercrest Asset Management Group LLC | 181,764 | $4.39M | 0.03% | +181,764 | New |
| Friess Associates LLC | 177,000 | $4.28M | 1.67% | +177,000 | New |
| HRT Financial LP | 133,930 | $3.24M | 0.02% | +133,930 | New |
| EAM Global Investors LLC | 129,635 | $3.13M | 0.56% | −111,026−46.1% | Reduced |
| Jane Street Group, LLC | 115,880 | $2.80M | 0.01% | −207,461−64.2% | Reduced |
| Morgan Stanley | 108,282 | $2.62M | 0.00% | −9,272−7.9% | Reduced |
| Oberweis Asset Management Inc | 91,800 | $2.22M | 0.41% | −23,500−20.4% | Reduced |
| New York State Common Retirement Fund | 80,000 | $1.93M | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 79,964 | $1.93M | 0.00% | +79,964 | New |
| Calamos Advisors LLC | 79,699 | $1.93M | 0.01% | +79,699 | New |
| Acadian Asset Management LLC | 77,635 | $1.88M | 0.01% | +77,635 | New |
| Cubist Systematic Strategies, LLC | 76,826 | $1.86M | 0.02% | +33,730+78.3% | Added |
| Millennium Management LLC | 70,039 | $1.69M | 0.00% | +59,470+562.7% | Added |
| Russell Investments Group, Ltd. | 69,097 | $1.67M | 0.00% | +69,097 | New |
| Advisor Group Holdings, Inc. | 68,942 | $1.67M | 0.00% | +1,457+2.2% | Added |
| Dimensional Fund Advisors LP | 68,058 | $1.65M | 0.00% | −2,351−3.3% | Reduced |
| Navellier & Associates Inc | 65,683 | $1.59M | 0.23% | +65,683 | New |
| State Street Corp | 64,400 | $1.56M | 0.00% | +2,600+4.2% | Added |
| Occudo Quantitative Strategies LP | 63,687 | $1.54M | 0.14% | +12,923+25.5% | Added |
| Raymond James Financial Services Advisors, Inc. | 59,093 | $1.43M | 0.00% | −34,156−36.6% | Reduced |
| Heritage Investors Management Corp | 57,498 | $1.39M | 0.05% | −600−1.0% | Reduced |
| JPMorgan Chase & Co | 46,655 | $1.13M | 0.00% | +46,655 | New |
| JFG Wealth Management, LLC | 40,000 | $967.0K | 0.36% | +40,000 | New |
| Gsa Capital Partners LLP | 38,596 | $933.0K | 0.12% | +38,596 | New |
| Northern Trust Corp | 38,404 | $929.0K | 0.00% | −4,865−11.2% | Reduced |
| Thompson Davis & Co., Inc. | 36,635 | $886.0K | 0.74% | +36,635 | New |
| Wolverine Trading, LLC | 37,735 | $882.0K | 0.01% | +9,169+32.1% | Added |
| Voloridge Investment Management, LLC | 33,426 | $808.0K | 0.00% | −132,438−79.8% | Reduced |
| Trexquant Investment LP | 27,617 | $668.0K | 0.04% | +27,617 | New |
| G2 Investment Partners Management LLC | 25,000 | $605.0K | 0.10% | +25,000 | New |
| Caxton Associates LP | 24,681 | $597.0K | 0.08% | +8,974+57.1% | Added |
| Cutler Group LP | 24,260 | $586.0K | 0.04% | −39,649−62.0% | Reduced |
| Royal Bank of Canada | 19,450 | $470.0K | 0.00% | +19,380+27,685.7% | Added |
| 683 Capital Management, LLC | 19,397 | $469.0K | 0.02% | +19,397 | New |
| UBS Group AG | 19,387 | $469.0K | 0.00% | +19,387 | New |
| Citigroup Inc | 18,701 | $452.0K | 0.00% | +18,701 | New |
| ARS Investment Partners, LLC | 17,308 | $419.0K | 0.04% | +17,308 | New |
| Bank of America Corp | 16,626 | $402.0K | 0.00% | −34,738−67.6% | Reduced |
| Bank of New York Mellon Corp | 15,669 | $379.0K | 0.00% | 00.0% | Unchanged |
| Oxbow Advisors, LLC | 14,000 | $339.0K | 0.03% | +14,000 | New |
| Cetera Advisor Networks LLC | 12,761 | $309.0K | 0.00% | +12,761 | New |
| Gotham Asset Management, LLC | 12,304 | $298.0K | 0.01% | +12,304 | New |
| Citadel Advisors LLC | 11,113 | $269.0K | 0.00% | −338,073−96.8% | Reduced |
| Charles Schwab Investment Management Inc | 10,009 | $243.0K | 0.00% | +10,009 | New |
| Boothbay Fund Management, LLC | 9,704 | $235.0K | 0.01% | +9,704 | New |
| Raymond James & Associates | 8,600 | $208.0K | 0.00% | +8,600 | New |
| Tower Research Capital LLC (TRC) | 6,929 | $168.0K | 0.00% | +6,274+957.9% | Added |
| Belvedere Trading LLC | 12,427 | $139.0K | 0.03% | −55,551−81.7% | Reduced |
| Leonteq Securities AG | 3,180 | $76.9K | 0.00% | +3,180 | New |
| IFP Advisors, Inc | 2,728 | $66.0K | 0.00% | +2,728 | New |
| FNY Investment Advisers, LLC | 2,218 | $53.0K | 0.03% | +2,218 | New |
| McCarthy Asset Management, Inc. | 2,000 | $48.0K | 0.03% | −1,080−35.1% | Reduced |
| Captrust Financial Advisors | 800 | $19.0K | 0.00% | +800 | New |
| Retirement Planning Co of New England, Inc. | 700 | $16.0K | 0.01% | +700 | New |
| Wells Fargo & Company | 640 | $15.0K | 0.00% | +16+2.6% | Added |
| Patriot Financial Group Insurance Agency, LLC | 500 | $12.0K | 0.00% | +500 | New |
| Rockefeller Capital Management L.P. | 515 | $12.0K | 0.00% | +515 | New |
| Gleason Group, Inc. | 250 | $6.00K | 0.00% | +250 | New |
| Benjamin F. Edwards & Company, Inc. | 148 | $4.00K | 0.00% | +148 | New |
| Tucker Asset Management LLC | 125 | $2.92K | 0.00% | +125 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 22 | $0 | 0.00% | +19+633.3% | Added |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −216,253−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −136,003−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −66,565−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −26,717−100.0% | Sold out |
| HAP Trading, LLC | 0 | $0 | 0.00% | −14,733−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −7,161−100.0% | Sold out |
| Sterling Financial Planning, Inc. | 0 | $0 | 0.00% | −800−100.0% | Sold out |