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 2022
Institutional positions in Aehr Test Systems as of Dec 31, 2022. 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
- 129
- +45 vs. Q3 2022
- Shares held
- 16.0M
- +4.24M (+35.9%) vs. Q3 2022
- Total value
- $321.8M
- +$155.1M (+93.1%) vs. Q3 2022
- New holders
- 53
- 31 more added
- Sold out
- 8
- 30 more reduced
1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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 2022
Shares, value and share of portfolio for each institution holding Aehr Test Systems; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| AWM Investment Company, Inc. | 1,648,319 | $33.1M | 4.78% | 00.0% | Unchanged |
| Hood River Capital Management LLC | 1,355,769 | $27.3M | 0.99% | +1,355,769 | New |
| FMR LLC | 1,290,317 | $25.9M | 0.00% | −60,628−4.5% | Reduced |
| Goldman Sachs Group Inc | 1,279,116 | $25.7M | 0.01% | +1,080,057+542.6% | Added |
| Vanguard Group Inc | 1,135,626 | $22.8M | 0.00% | +3,628+0.3% | Added |
| Driehaus Capital Management LLC | 891,616 | $17.9M | 0.27% | +610,425+217.1% | Added |
| Point72 Asset Management, L.P. | 721,646 | $14.5M | 0.05% | +384,636+114.1% | Added |
| Oberweis Asset Management Inc | 607,608 | $12.2M | 2.60% | +99,269+19.5% | Added |
| BlackRock Inc. | 501,338 | $10.1M | 0.00% | +116,956+30.4% | Added |
| Ardsley Advisory Partners LP | 401,000 | $8.06M | 2.04% | +207,000+106.7% | Added |
| Royce & Associates LP | 374,359 | $7.52M | 0.08% | +144,800+63.1% | Added |
| Susquehanna International Group, LLP | 365,680 | $7.35M | 0.01% | +248,454+211.9% | Added |
| Morgan Stanley | 344,480 | $6.92M | 0.00% | +221,983+181.2% | Added |
| D L Carlson Investment Group Inc | 318,344 | $6.40M | 1.37% | +96,566+43.5% | Added |
| Sculptor Capital LP | 263,800 | $5.30M | 0.10% | +263,800 | New |
| Geode Capital Management, LLC | 243,685 | $4.90M | 0.00% | +8,625+3.7% | Added |
| Silvercrest Asset Management Group LLC | 219,868 | $4.42M | 0.03% | −40,079−15.4% | Reduced |
| EAM Investors, LLC | 165,102 | $3.32M | 0.69% | −144,538−46.7% | Reduced |
| State Street Corp | 156,244 | $3.14M | 0.00% | +78,888+102.0% | Added |
| Essex Investment Management Co LLC | 148,320 | $2.98M | 0.46% | −31,772−17.6% | Reduced |
| Navellier & Associates Inc | 140,523 | $2.82M | 0.58% | +3,090+2.2% | Added |
| Lisanti Capital Growth, LLC | 139,165 | $2.80M | 0.38% | +139,165 | New |
| Pier Capital, LLC | 138,817 | $2.79M | 0.46% | +138,817 | New |
| Invesco Ltd. | 138,488 | $2.78M | 0.00% | +138,488 | New |
| Fuller & Thaler Asset Management, Inc. | 131,705 | $2.65M | 0.02% | +131,705 | New |
| Barclays PLC | 121,601 | $2.44M | 0.00% | +120,377+9,834.7% | Added |
| Cubist Systematic Strategies, LLC | 116,281 | $2.34M | 0.02% | +102,363+735.5% | Added |
| Jetstream Capital LLC | 110,000 | $2.21M | 5.02% | −190,000−63.3% | Reduced |
| Bank of New York Mellon Corp | 90,432 | $1.82M | 0.00% | +18,761+26.2% | Added |
| Schroder Investment Management Group | 89,712 | $1.80M | 0.00% | +89,712 | New |
| Clear Sky Advisers, LLC | 89,000 | $1.79M | 0.80% | −14,000−13.6% | Reduced |
| Qube Research & Technologies Ltd | 87,619 | $1.76M | 0.01% | +87,619 | New |
| Roubaix Capital, LLC | 86,007 | $1.73M | 1.40% | +86,007 | New |
| Crawford Lake Capital Management, LLC | 85,346 | $1.72M | 5.35% | −105,525−55.3% | Reduced |
| Citadel Advisors LLC | 83,712 | $1.68M | 0.00% | −84,128−50.1% | Reduced |
| LPL Financial LLC | 83,182 | $1.67M | 0.00% | +47,592+133.7% | Added |
| Wolverine Trading, LLC | 81,855 | $1.65M | 0.03% | +15,679+23.7% | Added |
| New York State Common Retirement Fund | 80,000 | $1.61M | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 74,197 | $1.49M | 0.07% | −169,826−69.6% | Reduced |
| EAM Global Investors LLC | 70,565 | $1.42M | 0.37% | −55,967−44.2% | Reduced |
| Group One Trading, L.P. | 69,328 | $1.39M | 0.05% | −246,923−78.1% | Reduced |
| Portolan Capital Management, LLC | 68,191 | $1.37M | 0.14% | +68,191 | New |
| Russell Investments Group, Ltd. | 67,895 | $1.36M | 0.00% | +67,895 | New |
| Jane Street Group, LLC | 63,236 | $1.27M | 0.00% | −218,311−77.5% | Reduced |
| Swiss National Bank | 63,000 | $1.27M | 0.00% | +63,000 | New |
| Heritage Investors Management Corp | 56,947 | $1.15M | 0.05% | −3,551−5.9% | Reduced |
| Northern Trust Corp | 56,168 | $1.13M | 0.00% | +12,930+29.9% | Added |
| Legato Capital Management LLC | 54,948 | $1.10M | 0.21% | +54,948 | New |
| Alpha Paradigm Partners, LLC | 45,972 | $924.0K | 0.38% | +45,972 | New |
| Raymond James & Associates | 42,559 | $855.4K | 0.00% | +42,559 | New |
| Walleye Capital LLC | 41,477 | $833.7K | 0.02% | +41,477 | New |
| Boothbay Fund Management, LLC | 40,093 | $805.9K | 0.03% | −5,540−12.1% | Reduced |
| Thompson Siegel & Walmsley LLC | 38,442 | $773.0K | 0.01% | +38,442 | New |
| Virtu Financial LLC | 36,219 | $728.0K | 0.10% | +36,219 | New |
| Renaissance Technologies LLC | 36,000 | $724.0K | 0.00% | −217,500−85.8% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 32,834 | $660.0K | 0.00% | −18,627−36.2% | Reduced |
| Marshall Wace, LLP | 32,491 | $653.1K | 0.00% | +8,376+34.7% | Added |
| UBS Group AG | 31,839 | $640.0K | 0.00% | +4,420+16.1% | Added |
| Greenwood Capital Associates LLC | 31,642 | $636.0K | 0.10% | +4,802+17.9% | Added |
| Bank of America Corp | 30,722 | $617.5K | 0.00% | +30,722 | New |
| Thompson Davis & Co., Inc. | 29,670 | $596.4K | 0.85% | −13,370−31.1% | Reduced |
| Atria Wealth Solutions, Inc. | 27,662 | $556.0K | 0.01% | 00.0% | Unchanged |
| Artemis Investment Management LLP | 25,495 | $514.1K | 0.01% | +25,495 | New |
| Hongkou Capital LP | 24,500 | $492.4K | 1.70% | +24,500 | New |
| Principal Financial Group Inc | 23,776 | $477.9K | 0.00% | +9,211+63.2% | Added |
| Advisor Group Holdings, Inc. | 23,698 | $476.0K | 0.00% | −149,716−86.3% | Reduced |
| California State Teachers Retirement System | 22,698 | $456.2K | 0.00% | +22,698 | New |
| Advisory Research Inc | 21,926 | $440.7K | 0.04% | +21,926 | New |
| Credit Suisse AG | 21,728 | $436.7K | 0.00% | +21,728 | New |
| Concentrum Wealth Management | 20,961 | $421.3K | 0.38% | −520−2.4% | Reduced |
| Parallax Volatility Advisers, L.P. | 18,869 | $379.3K | 0.01% | +18,869 | New |
| Jump Financial, LLC | 18,589 | $373.6K | 0.02% | +18,589 | New |
| SEI Investments Co | 16,639 | $334.4K | 0.00% | −14,126−45.9% | Reduced |
| Graham Capital Management, L.P. | 15,704 | $315.6K | 0.01% | +15,704 | New |
| National Asset Management, Inc. | 15,535 | $312.3K | 0.01% | −9,720−38.5% | Reduced |
| TownSquare Capital, LLC | 15,480 | $311.1K | 0.01% | +15,480 | New |
| JFG Wealth Management, LLC | 15,000 | $301.5K | 0.10% | −20,000−57.1% | Reduced |
| Commonwealth Equity Services, LLC | 14,657 | $294.0K | 0.00% | +2,740+23.0% | Added |
| Belvedere Trading LLC | 14,070 | $282.8K | 0.16% | −36,276−72.1% | Reduced |
| Dimensional Fund Advisors LP | 13,183 | $265.0K | 0.00% | 00.0% | Unchanged |
| BIT Capital GmbH | 13,000 | $261.3K | 0.05% | −5,000−27.8% | Reduced |
| Millennium Management LLC | 12,836 | $258.0K | 0.00% | −2,663−17.2% | Reduced |
| Kestra Advisory Services, LLC | 12,701 | $255.3K | 0.00% | +12,701 | New |
| Summit Partners Public Asset Management, LLC | 12,343 | $248.1K | 0.02% | +12,343 | New |
| UBS Asset Management Americas Inc | 11,400 | $229.1K | 0.00% | +11,400 | New |
| Calamos Advisors LLC | 11,387 | $228.9K | 0.00% | +11,387 | New |
| LMR Partners LLP | 11,320 | $227.5K | 0.01% | +11,320 | New |
| Dakota Wealth Management | 11,221 | $225.5K | 0.02% | +11,221 | New |
| Steward Partners Investment Advisory, LLC | 11,200 | $225.1K | 0.00% | +2,700+31.8% | Added |
| Chapin Davis, Inc. | 10,832 | $217.7K | 0.13% | +10,832 | New |
| Gotham Asset Management, LLC | 10,025 | $201.5K | 0.01% | +10,025 | New |
| Charles Schwab Investment Management Inc | 10,009 | $201.2K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 9,000 | $181.0K | 0.01% | +9,000 | New |
| Jefferies Financial Group Inc. | 8,500 | $170.8K | 0.00% | +8,500 | New |
| Legal & General Group Plc | 6,951 | $139.7K | 0.00% | +6,951 | New |
| Truvestments Capital LLC | 4,388 | $88.2K | 0.05% | +3,158+256.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 4,198 | $84.4K | 0.00% | +4,198 | New |
| Tower Research Capital LLC (TRC) | 3,965 | $80.0K | 0.00% | −2,759−41.0% | Reduced |
| Optimum Investment Advisors | 2,500 | $50.3K | 0.03% | 00.0% | Unchanged |
| Credit Agricole S A | 2,500 | $50.3K | 0.00% | +2,500 | New |