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, Q3 2025
Institutional positions in Aehr Test Systems as of Sep 30, 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
- 149
- +28 vs. Q2 2025
- Shares held
- 20.4M
- +2.78M (+15.8%) vs. Q2 2025
- Total value
- $612.6M
- +$385.3M (+169.5%) vs. Q2 2025
- New holders
- 47
- 42 more added
- Sold out
- 19
- 40 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Aehr Test Systems; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 2,701,254 | $81.3M | 0.00% | +1,206,148+80.7% | Added |
| Vanguard Group Inc | 2,288,190 | $68.9M | 0.00% | +65,444+2.9% | Added |
| BlackRock, Inc. | 2,002,333 | $60.3M | 0.00% | −49,839−2.4% | Reduced |
| AWM Investment Company, Inc. | 1,566,771 | $47.2M | 4.42% | −7,053−0.4% | Reduced |
| Baillie Gifford & Co | 1,530,676 | $46.1M | 0.03% | −458,737−23.1% | Reduced |
| William Blair Investment Management, LLC | 894,061 | $26.9M | 0.07% | +894,061 | New |
| Geode Capital Management, LLC | 680,103 | $20.5M | 0.00% | +1,557+0.2% | Added |
| State Street Corp | 602,103 | $18.1M | 0.00% | −9,879−1.6% | Reduced |
| Halter Ferguson Financial Inc. | 453,012 | $13.6M | 3.31% | +13,298+3.0% | Added |
| Rice Hall James & Associates, LLC | 444,381 | $13.4M | 0.73% | −168,071−27.4% | Reduced |
| Pier Capital, LLC | 370,955 | $11.2M | 1.75% | −34,977−8.6% | Reduced |
| Invesco Ltd. | 366,570 | $11.0M | 0.00% | +336,940+1,137.2% | Added |
| Wellington Management Group LLP | 361,264 | $10.9M | 0.00% | +90,413+33.4% | Added |
| Gilder Gagnon Howe & Co LLC | 324,040 | $9.76M | 0.10% | +324,040 | New |
| Silvercrest Asset Management Group LLC | 307,864 | $9.27M | 0.06% | −136,791−30.8% | Reduced |
| Sculptor Capital LP | 300,000 | $9.03M | 0.12% | 00.0% | Unchanged |
| Next Century Growth Investors LLC | 276,346 | $8.32M | 0.61% | +276,346 | New |
| Kennedy Capital Management, Inc. | 256,611 | $7.73M | 0.17% | −188,171−42.3% | Reduced |
| Charles Schwab Investment Management Inc | 238,448 | $7.18M | 0.00% | +8,697+3.8% | Added |
| D. E. Shaw & Co., Inc. | 234,374 | $7.06M | 0.01% | +234,374 | New |
| Northern Trust Corp | 230,735 | $6.95M | 0.00% | −92,408−28.6% | Reduced |
| Citadel Advisors LLC | 223,273 | $6.72M | 0.01% | +223,273 | New |
| National Bank of Canada | 210,300 | $6.33M | 0.01% | −50,200−19.3% | Reduced |
| Bard Associates Inc | 181,620 | $5.47M | 1.45% | −12,920−6.6% | Reduced |
| ExodusPoint Capital Management, LP | 178,658 | $5.38M | 0.08% | +178,658 | New |
| Tudor Investment Corp Et Al | 178,040 | $5.36M | 0.03% | −39,004−18.0% | Reduced |
| UBS Group AG | 156,115 | $4.70M | 0.00% | +14,872+10.5% | Added |
| Gratia Capital, LLC | 139,560 | $4.20M | 3.72% | +139,560 | New |
| Dimensional Fund Advisors LP | 131,313 | $3.95M | 0.00% | −1,927−1.4% | Reduced |
| Penbrook Management LLC | 116,250 | $3.50M | 2.44% | −10,000−7.9% | Reduced |
| Goldman Sachs Group Inc | 115,566 | $3.48M | 0.00% | −15,401−11.8% | Reduced |
| Two Sigma Investments, LP | 105,327 | $3.17M | 0.00% | +105,327 | New |
| Bank of New York Mellon Corp | 98,261 | $2.96M | 0.00% | +6,695+7.3% | Added |
| Bank of America Corp | 98,215 | $2.96M | 0.00% | −140,005−58.8% | Reduced |
| Morgan Stanley | 89,267 | $2.69M | 0.00% | −113,928−56.1% | Reduced |
| HighTower Advisors, LLC | 78,340 | $2.36M | 0.00% | +64,950+485.1% | Added |
| KLCM Advisors, Inc. | 75,000 | $2.26M | 0.23% | +50,000+200.0% | Added |
| Virtu Financial LLC | 72,057 | $2.17M | 0.12% | +72,057 | New |
| Victory Capital Management Inc | 69,540 | $2.09M | 0.00% | +69,540 | New |
| Advisor Group Holdings, Inc. | 80,854 | $2.02M | 0.00% | +17,246+27.1% | Added |
| Nuveen, LLC | 65,910 | $1.98M | 0.00% | +5,405+8.9% | Added |
| Kestra Advisory Services, LLC | 60,100 | $1.81M | 0.01% | 00.0% | Unchanged |
| Millennium Management LLC | 58,727 | $1.77M | 0.00% | +58,727 | New |
| Royce & Associates LP | 55,425 | $1.67M | 0.02% | −56,123−50.3% | Reduced |
| Royal Bank of Canada | 55,076 | $1.66M | 0.00% | +31,770+136.3% | Added |
| Bouvel Investment Partners, LLC | 55,077 | $1.66M | 0.51% | +275+0.5% | Added |
| Cambridge Investment Research Advisors, Inc. | 52,980 | $1.59M | 0.00% | +18,585+54.0% | Added |
| Heritage Investors Management Corp | 48,413 | $1.46M | 0.04% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 45,246 | $1.36M | 0.00% | +1,975+4.6% | Added |
| Headlands Technologies LLC | 44,917 | $1.35M | 0.11% | +39,910+797.1% | Added |
| Verition Fund Management LLC | 40,897 | $1.23M | 0.01% | +29,237+250.7% | Added |
| Rhumbline Advisers | 40,617 | $1.22M | 0.00% | −849−2.0% | Reduced |
| Barclays PLC | 40,220 | $1.21M | 0.00% | −9,123−18.5% | Reduced |
| EAM Investors, LLC | 38,538 | $1.16M | 0.13% | +38,538 | New |
| American Century Companies Inc | 37,634 | $1.13M | 0.00% | +15,528+70.2% | Added |
| Alliancebernstein L.P. | 36,420 | $1.10M | 0.00% | +11,900+48.5% | Added |
| Essex Investment Management Co LLC | 34,005 | $1.02M | 0.16% | +34,005 | New |
| Balyasny Asset Management LLC | 28,984 | $872.7K | 0.00% | +28,984 | New |
| Thompson Siegel & Walmsley LLC | 28,690 | $864.0K | 0.01% | +28,690 | New |
| Harvest Investment Services, LLC | 27,073 | $815.2K | 0.16% | +27,073 | New |
| White Pine Capital LLC | 25,288 | $761.4K | 0.22% | −3,904−13.4% | Reduced |
| New York State Common Retirement Fund | 24,792 | $746.5K | 0.00% | +22,059+807.1% | Added |
| Polen Capital Management LLC | 23,308 | $701.8K | 0.00% | +2,308+11.0% | Added |
| IMC-Chicago, LLC | 22,426 | $675.2K | 0.01% | +22,426 | New |
| XTX Topco Ltd | 22,328 | $672.3K | 0.03% | +8,531+61.8% | Added |
| Fortitude Advisory Group L.L.C. | 22,291 | $671.2K | 0.36% | +22,291 | New |
| Wells Fargo & Company | 21,798 | $656.3K | 0.00% | +3,186+17.1% | Added |
| Quantinno Capital Management LP | 21,736 | $654.5K | 0.00% | +5,401+33.1% | Added |
| Wolverine Trading, LLC | 20,531 | $625.2K | 0.01% | −21,092−50.7% | Reduced |
| Deutsche Bank AG | 19,403 | $584.2K | 0.00% | +3,141+19.3% | Added |
| ARS Investment Partners, LLC | 18,024 | $542.7K | 0.04% | −5,168−22.3% | Reduced |
| State of Wisconsin Investment Board | 17,488 | $526.6K | 0.00% | +17,488 | New |
| MetLife Investment Management | 16,702 | $502.9K | 0.00% | −2,066−11.0% | Reduced |
| Franklin Resources Inc | 16,228 | $488.6K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 15,959 | $480.5K | 0.00% | +15,914+35,364.4% | Added |
| Horizon Kinetics Asset Management LLC | 15,400 | $463.7K | 0.01% | +15,400 | New |
| JPMorgan Chase & Co | 15,143 | $456.0K | 0.00% | −433−2.8% | Reduced |
| CWM Advisors, LLC | 14,868 | $447.7K | 0.04% | −14,735−49.8% | Reduced |
| Brevan Howard Capital Management LP | 13,936 | $419.6K | 0.01% | +13,936 | New |
| Susquehanna International Group, LLP | 13,847 | $416.9K | 0.00% | −157,088−91.9% | Reduced |
| Net Worth Advisory Group | 13,207 | $397.5K | 0.11% | −872−6.2% | Reduced |
| Integrated Wealth Concepts LLC | 13,172 | $396.6K | 0.00% | +13,172 | New |
| Raymond James Financial Inc | 13,100 | $394.4K | 0.00% | +4,119+45.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 13,090 | $394.1K | 0.00% | −2,506−16.1% | Reduced |
| LPL Financial LLC | 12,925 | $389.2K | 0.00% | −540−4.0% | Reduced |
| Intech Investment Management LLC | 12,366 | $372.3K | 0.00% | +1,414+12.9% | Added |
| Parallax Volatility Advisers, L.P. | 10,768 | $324.2K | 0.01% | +10,768 | New |
| Wedbush Securities Inc | 10,198 | $307.0K | 0.01% | +10,198 | New |
| Manufacturers Life Insurance Company, The | 9,534 | $287.1K | 0.00% | −1,005−9.5% | Reduced |
| Bridgewater Associates, LP | 8,394 | $252.7K | 0.00% | +8,394 | New |
| Police & Firemen's Retirement System of New Jersey | 8,292 | $249.7K | 0.00% | +2,591+45.4% | Added |
| Cetera Investment Advisers | 8,196 | $246.8K | 0.00% | +8,196 | New |
| Cim, LLC | 8,074 | $243.1K | 0.03% | +8,074 | New |
| Group One Trading, L.P. | 8,064 | $242.8K | 0.01% | +8,064 | New |
| Clarity Financial LLC | 7,624 | $229.6K | 0.02% | −3,406−30.9% | Reduced |
| State Board of Administration of Florida Retirement System | 7,600 | $228.8K | 0.00% | +7,600 | New |
| CWM, LLC | 7,239 | $218.0K | 0.00% | +1,177+19.4% | Added |
| FORA Capital, LLC | 7,199 | $216.8K | 0.04% | −3,916−35.2% | Reduced |
| SG Americas Securities, LLC | 7,102 | $214.0K | 0.00% | +7,102 | New |
| Creative Planning | 6,821 | $205.4K | 0.00% | +6,821 | New |