Aehr Test Systems Ownership | Who Owns Aehr Test Systems?
Aehr Test Systems Ownership Summary
Aehr Test Systems is owned by 76.38% institutional investors, 4.57% insiders, and 19.05% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 8.66% of AEHR shares. FIAM Small Cap Core Composite is the top mutual fund, with 3.22% of its assets in Aehr Test Systems shares.
AEHR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Aehr Test Systems | 76.38% | 4.57% | 19.05% |
| Sector | Technology Stocks | 53.74% | 14.92% | 31.34% |
| Idea | Semiconductor Stocks List | 73.13% | 6.84% | 20.03% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 2.66M | 8.66% | $255.48M |
| Vanguard group | 2.34M | 7.78% | $47.19M |
| Blackrock | 1.90M | 6.59% | $21.26M |
| Vanguard capital management | 1.32M | 4.30% | $126.83M |
| D. e. shaw | 1.18M | 3.84% | $113.10M |
| Two sigma investments, lp | 1.16M | 3.79% | $111.87M |
| Fmr | 1.01M | 3.28% | $96.72M |
| Geode capital management | 875.50K | 2.85% | $84.11M |
| Goldman sachs group | 810.04K | 2.64% | $77.81M |
| Jane street group | 753.52K | 2.45% | $72.38M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Science & technology partners | 249.00K | 4.03% | $23.92M |
| Bard associates | 156.90K | 3.35% | $15.07M |
| Kadensa capital | 155.30K | 3.18% | $14.92M |
| Awm investment company | 374.81K | 3.12% | $36.00M |
| Berkshire capital | 142.64K | 2.96% | $13.70M |
| Next century growth investors | 410.73K | 2.09% | $39.45M |
| Shariaportfolio | 34.46K | 1.17% | $3.31M |
| Bouvel investment partners | 48.85K | 1.06% | $4.69M |
| Penn capital management company | 150.55K | 0.92% | $14.48M |
| Pier capital | 60.39K | 0.77% | $5.80M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Two sigma investments, lp | 1.16M | 0.08% | 950.24K |
| D. e. shaw | 1.18M | 0.05% | 835.78K |
| Jpmorgan chase | 732.55K | 0.00% | 542.21K |
| Jane street group | 753.52K | 0.01% | 476.48K |
| Connor, clark & lunn investment management | 670.76K | 0.12% | 451.95K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Awm investment company | 374.81K | 3.12% | -1.22M |
| Fmr | 1.01M | 0.00% | -1.14M |
| Point72 asset management | - | - | -920.43K |
| Price t rowe associates inc /md/ | 507.04K | 0.00% | -842.32K |
| Baillie gifford | 203.88K | 0.02% | -797.14K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| T. rowe price investment management | 318.13K | 0.02% | 318.13K | $30.56M |
| Sixth street partners management company | 249.51K | 0.00% | 249.51K | $23.97M |
| Science & technology partners | 249.00K | 4.03% | 249.00K | $23.92M |
| Driehaus capital management | 238.42K | 0.13% | 238.42K | $22.90M |
| Trexquant investment lp | 201.89K | 0.11% | 201.89K | $19.39M |
Sold Out
| Holder | Change |
|---|---|
| Wetzel investment advisors | -1.00 |
| Coppell advisory solutions | -4.00 |
| Advisory services network | -5.00 |
| True wealth design | -6.00 |
| Lindbrook capital | -11.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 288 | 35.21% | 23,445,876 | 4.34% | 76 | 1.43% | 181 | 45.97% | 71 | 42.00% |
| Mar 31, 2026 | 203 | 20.83% | 22,274,398 | 5.12% | 72 | 1.46% | 121 | 40.70% | 45 | 4.65% |
| Dec 31, 2025 | 36 | -79.07% | 5,135,539 | -74.82% | 17 | 0.37% | 19 | -79.35% | 8 | -80.49% |
| Sep 30, 2025 | 50 | -63.50% | 5,636,099 | -67.94% | 18 | 0.54% | 24 | -67.57% | 13 | -56.67% |
| Jun 30, 2025 | 135 | 5.47% | 17,572,335 | -7.85% | 58 | 1.43% | 72 | 18.03% | 31 | -26.19% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| FIAM Small Cap Core Composite | 963.00K | 3.22% | -22.80K |
| FIAM Small Cap Core CIT Cl B | 941.50K | 3.15% | -8.00K |
| Vanguard Total Stock Mkt Idx Inv | 951.20K | 2.93% | 26.19K |
| Vanguard Morn Total Stk Mkt Idx Investor | 951.20K | 2.92% | 26.19K |
| Vanguard US Total Market Shares ETF | 860.41K | 2.89% | - |
| Columbia Small Cap Growth | 743.04K | 2.50% | 6.82K |
| Columbia Small Cap Growth Inst | 743.04K | 2.50% | - |
| iShares Russell 2000 ETF | 776.83K | 2.38% | -13.82K |
| Vanguard Information Technology ETF | 709.53K | 2.18% | 5.13K |
| Federated Hermes MDT SCC Institutional | 628.28K | 2.12% | 534.38K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 17, 2026 | ROGERS VERNON | Exec VP of Sales & Mktg. | Sell | $574.22K |
| Aug 14, 2026 | ROGERS VERNON | Exec VP of Sales & Mktg. | Sell | $134.00K |
| Aug 14, 2026 | ROGERS VERNON | Exec VP of Sales & Mktg. | Sell | $139.00K |
| Aug 14, 2026 | SLAYEN HOWARD T | Director | Sell | $758.26K |
| Aug 14, 2026 | POSEDEL RHEA J | Director | Sell | $836.22K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | 19 |
| 2026 Q2 | - | 44 |
| 2026 Q1 | - | 8 |
| 2025 Q4 | - | 3 |
| 2025 Q3 | - | 3 |
AEHR Ownership FAQ
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