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 2023
Institutional positions in Aehr Test Systems as of Mar 31, 2023. 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
- 144
- +17 vs. Q4 2022
- Shares held
- 18.8M
- +2.78M (+17.4%) vs. Q4 2022
- Total value
- $582.4M
- +$261.6M (+81.5%) vs. Q4 2022
- New holders
- 43
- 43 more added
- Sold out
- 26
- 45 more reduced
2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2023
Shares, value and share of portfolio for each institution holding Aehr Test Systems; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Goldman Sachs Group Inc | 1,950,942 | $60.5M | 0.02% | +671,826+52.5% | Added |
| Hood River Capital Management LLC | 1,543,106 | $47.9M | 1.55% | +187,337+13.8% | Added |
| Ameriprise Financial Inc | 1,374,029 | $42.6M | 0.01% | +1,374,029 | New |
| AWM Investment Company, Inc. | 1,328,713 | $41.2M | 5.58% | −319,606−19.4% | Reduced |
| Vanguard Group Inc | 1,181,982 | $36.7M | 0.00% | +46,356+4.1% | Added |
| Driehaus Capital Management LLC | 1,033,849 | $32.1M | 0.45% | +142,233+16.0% | Added |
| FMR LLC | 946,740 | $29.4M | 0.00% | −343,577−26.6% | Reduced |
| Oberweis Asset Management Inc | 699,108 | $21.7M | 3.36% | +91,500+15.1% | Added |
| BlackRock Inc. | 517,990 | $16.1M | 0.00% | +16,652+3.3% | Added |
| Susquehanna International Group, LLP | 482,967 | $15.0M | 0.02% | +117,287+32.1% | Added |
| Morgan Stanley | 385,903 | $12.0M | 0.00% | +41,423+12.0% | Added |
| Lord, Abbett & Co. LLC | 328,946 | $10.2M | 0.04% | +328,946 | New |
| Dimensional Fund Advisors LP | 328,192 | $10.2M | 0.00% | +315,009+2,389.5% | Added |
| Point72 Asset Management, L.P. | 297,396 | $9.23M | 0.03% | −424,250−58.8% | Reduced |
| Renaissance Technologies LLC | 294,500 | $9.13M | 0.01% | +258,500+718.1% | Added |
| Next Century Growth Investors LLC | 288,582 | $8.95M | 0.99% | +288,582 | New |
| D. E. Shaw & Co., Inc. | 280,649 | $8.71M | 0.01% | +280,649 | New |
| Geode Capital Management, LLC | 253,630 | $7.87M | 0.00% | +9,945+4.1% | Added |
| Group One Trading, L.P. | 247,458 | $7.68M | 0.37% | +178,130+256.9% | Added |
| Royce & Associates LP | 240,259 | $7.45M | 0.07% | −134,100−35.8% | Reduced |
| Jane Street Group, LLC | 236,594 | $7.34M | 0.01% | +173,358+274.1% | Added |
| D L Carlson Investment Group Inc | 226,508 | $7.03M | 1.59% | −91,836−28.8% | Reduced |
| Agf Management Ltd | 215,210 | $6.68M | 0.05% | +215,210 | New |
| Lisanti Capital Growth, LLC | 211,175 | $6.55M | 0.91% | +72,010+51.7% | Added |
| Ardsley Advisory Partners LP | 185,000 | $5.74M | 1.26% | −216,000−53.9% | Reduced |
| State Street Corp | 164,284 | $5.10M | 0.00% | +8,040+5.1% | Added |
| Discovery Capital Management, LLC | 146,376 | $4.54M | 0.61% | +146,376 | New |
| Nishkama Capital, LLC | 142,687 | $4.43M | 1.06% | +142,687 | New |
| Alta Park Capital, LP | 140,334 | $4.35M | 0.45% | +140,334 | New |
| Silvercrest Asset Management Group LLC | 125,772 | $3.90M | 0.03% | −94,096−42.8% | Reduced |
| Millennium Management LLC | 125,685 | $3.90M | 0.00% | +112,849+879.2% | Added |
| HRT Financial LP | 110,526 | $3.43M | 0.04% | +110,526 | New |
| Invesco Ltd. | 110,321 | $3.42M | 0.00% | −28,167−20.3% | Reduced |
| LPL Financial LLC | 107,575 | $3.34M | 0.00% | +24,393+29.3% | Added |
| Pier Capital, LLC | 107,253 | $3.33M | 0.50% | −31,564−22.7% | Reduced |
| Squarepoint Ops LLC | 97,841 | $3.04M | 0.02% | +97,841 | New |
| Essex Investment Management Co LLC | 93,792 | $2.91M | 0.42% | −54,528−36.8% | Reduced |
| Clear Sky Advisers, LLC | 93,600 | $2.90M | 0.74% | +4,600+5.2% | Added |
| EAM Investors, LLC | 92,185 | $2.86M | 0.56% | −72,917−44.2% | Reduced |
| Jetstream Capital LLC | 92,000 | $2.85M | 6.83% | −18,000−16.4% | Reduced |
| Marshall Wace, LLP | 87,601 | $2.72M | 0.01% | +55,110+169.6% | Added |
| Point72 Hong Kong Ltd | 85,500 | $2.65M | 0.65% | +85,500 | New |
| Bank of New York Mellon Corp | 84,487 | $2.62M | 0.00% | −5,945−6.6% | Reduced |
| New York State Common Retirement Fund | 81,590 | $2.53M | 0.00% | +1,590+2.0% | Added |
| Schroder Investment Management Group | 81,440 | $2.53M | 0.00% | −8,272−9.2% | Reduced |
| Axiom Investors LLC | 74,195 | $2.30M | 0.04% | +74,195 | New |
| Qube Research & Technologies Ltd | 60,799 | $1.89M | 0.01% | −26,820−30.6% | Reduced |
| PFS Investments Inc. | 65,905 | $1.81M | 0.03% | +65,905 | New |
| Roubaix Capital, LLC | 58,000 | $1.80M | 1.37% | −28,007−32.6% | Reduced |
| Swiss National Bank | 56,400 | $1.75M | 0.00% | −6,600−10.5% | Reduced |
| Northern Trust Corp | 53,879 | $1.67M | 0.00% | −2,289−4.1% | Reduced |
| UBS Group AG | 53,383 | $1.66M | 0.00% | +21,544+67.7% | Added |
| Heritage Investors Management Corp | 52,153 | $1.62M | 0.07% | −4,794−8.4% | Reduced |
| Royal Bank of Canada | 44,954 | $1.39M | 0.00% | +44,883+63,215.5% | Added |
| Thompson Davis & Co., Inc. | 43,615 | $1.35M | 1.77% | +13,945+47.0% | Added |
| Victory Capital Management Inc | 42,340 | $1.31M | 0.00% | +42,340 | New |
| Thompson Siegel & Walmsley LLC | 37,313 | $1.16M | 0.02% | −1,129−2.9% | Reduced |
| Boothbay Fund Management, LLC | 33,396 | $1.04M | 0.03% | −6,697−16.7% | Reduced |
| Raymond James & Associates | 33,182 | $1.03M | 0.00% | −9,377−22.0% | Reduced |
| Legato Capital Management LLC | 29,676 | $920.5K | 0.17% | −25,272−46.0% | Reduced |
| Advisory Research Inc | 28,880 | $895.9K | 0.15% | +6,954+31.7% | Added |
| Mirabella Financial Services LLP | 28,010 | $868.9K | 0.19% | +28,010 | New |
| Ausbil Investment Management Ltd | 27,011 | $837.9K | 0.59% | +27,011 | New |
| Advisor Group Holdings, Inc. | 27,009 | $834.0K | 0.00% | +3,311+14.0% | Added |
| SEI Investments Co | 24,810 | $769.7K | 0.00% | +8,171+49.1% | Added |
| Chartwell Investment Partners, LLC | 24,255 | $752.0K | 0.03% | +24,255 | New |
| Wells Fargo & Company | 23,702 | $735.2K | 0.00% | +23,030+3,427.1% | Added |
| Barclays PLC | 23,695 | $735.0K | 0.00% | −97,906−80.5% | Reduced |
| Verition Fund Management LLC | 23,172 | $718.8K | 0.01% | +23,172 | New |
| California State Teachers Retirement System | 22,947 | $711.8K | 0.00% | +249+1.1% | Added |
| Credit Suisse AG | 21,736 | $674.3K | 0.00% | +80.0% | Added |
| Hongkou Capital LP | 20,885 | $647.9K | 2.12% | −3,615−14.8% | Reduced |
| Greenwood Capital Associates LLC | 20,662 | $640.9K | 0.09% | −10,980−34.7% | Reduced |
| Dark Forest Capital Management LP | 20,245 | $628.0K | 0.15% | +20,245 | New |
| Resolute Capital Asset Partners LLC | 20,000 | $620.0K | 0.45% | +20,000 | New |
| Artemis Investment Management LLP | 19,437 | $602.0K | 0.01% | −6,058−23.8% | Reduced |
| Principal Financial Group Inc | 19,168 | $594.6K | 0.00% | −4,608−19.4% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 18,270 | $566.7K | 0.00% | −14,564−44.4% | Reduced |
| Dakota Wealth Management | 17,757 | $550.8K | 0.04% | +6,536+58.2% | Added |
| Commonwealth Equity Services, LLC | 16,889 | $523.0K | 0.00% | +2,232+15.2% | Added |
| Concentrum Wealth Management | 15,196 | $471.4K | 0.35% | −5,765−27.5% | Reduced |
| LMR Partners LLP | 15,119 | $469.0K | 0.01% | +3,799+33.6% | Added |
| TownSquare Capital, LLC | 13,860 | $429.9K | 0.01% | −1,620−10.5% | Reduced |
| Cutler Group LP | 13,754 | $426.0K | 0.07% | +13,091+1,974.5% | Added |
| Steward Partners Investment Advisory, LLC | 13,200 | $409.5K | 0.01% | +2,000+17.9% | Added |
| Stifel Financial Corp | 12,815 | $397.5K | 0.00% | +12,815 | New |
| Kestra Advisory Services, LLC | 12,701 | $394.0K | 0.00% | 00.0% | Unchanged |
| NWF Advisory Services Inc. | 8,945 | $369.0K | 0.09% | +8,945 | New |
| Janus Henderson Group PLC | 11,812 | $367.0K | 0.00% | +11,812 | New |
| Jefferies Financial Group Inc. | 11,326 | $351.3K | 0.01% | +2,826+33.2% | Added |
| Charles Schwab Investment Management Inc | 11,116 | $344.8K | 0.00% | +1,107+11.1% | Added |
| Legal & General Group Plc | 10,921 | $338.8K | 0.00% | +3,970+57.1% | Added |
| Alps Advisors Inc | 10,780 | $334.4K | 0.00% | +10,780 | New |
| Baird Financial Group, Inc. | 10,700 | $331.9K | 0.00% | +10,700 | New |
| National Asset Management, Inc. | 10,565 | $327.7K | 0.01% | −4,970−32.0% | Reduced |
| BIT Capital GmbH | 10,000 | $310.2K | 0.05% | −3,000−23.1% | Reduced |
| Chapin Davis, Inc. | 9,526 | $295.5K | 0.15% | −1,306−12.1% | Reduced |
| XTX Topco Ltd | 9,349 | $290.0K | 0.06% | +9,349 | New |
| Landscape Capital Management, L.L.C. | 9,344 | $289.9K | 0.04% | +9,344 | New |
| Citadel Advisors LLC | 9,147 | $283.7K | 0.00% | −74,565−89.1% | Reduced |