Aehr Test Systems Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| FMR LLC | 11/13/2025 | 2.70 M | $81.33 M | 80.67% | 9.03% |
| VANGUARD GROUP INC | 11/07/2025 | 2.29 M | $68.90 M | 2.94% | 7.65% |
| BLACKROCK, INC. | 11/12/2025 | 2.00 M | $60.29 M | -2.43% | 6.69% |
| AWM INVESTMENT COMPANY, INC. | 11/13/2025 | 1.57 M | $47.18 M | -0.45% | 5.24% |
| BAILLIE GIFFORD & CO | 10/31/2025 | 1.53 M | $46.09 M | -23.06% | 5.12% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 930.40 K | $28.01 M | 177.07% | 3.11% |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 11/12/2025 | 894.06 K | $26.92 M | 100.00% | 2.99% |
| GEODE CAPITAL MANAGEMENT, LLC | 11/12/2025 | 680.10 K | $20.48 M | 0.23% | 2.27% |
| STATE STREET CORP | 11/14/2025 | 602.10 K | $18.13 M | -1.61% | 2.01% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 567.70 K | $17.09 M | 115.12% | 1.90% |
| CITADEL ADVISORS LLC | 11/14/2025 | 530.40 K | $15.97 M | 102.67% | 1.77% |
| HALTER FERGUSON FINANCIAL INC. | 10/09/2025 | 453.01 K | $13.64 M | 3.02% | 1.51% |
| RICE HALL JAMES & ASSOCIATES, LLC | 10/16/2025 | 444.38 K | $13.38 M | -27.44% | 1.49% |
| GRATIA CAPITAL, LLC | 11/14/2025 | 400.00 K | $12.04 M | 100.00% | 1.34% |
| PIER CAPITAL, LLC | 11/13/2025 | 370.96 K | $11.17 M | -8.62% | 1.24% |
| INVESCO LTD. | 11/13/2025 | 366.57 K | $11.04 M | 1,137.16% | 1.23% |
| D. E. SHAW & CO., INC. | 11/14/2025 | 365.60 K | $11.01 M | 284.84% | 1.22% |
| WELLINGTON MANAGEMENT GROUP LLP | 11/14/2025 | 361.26 K | $10.88 M | 33.38% | 1.21% |
| GILDER GAGNON HOWE & CO LLC | 11/14/2025 | 324.04 K | $9.76 M | 100.00% | 1.08% |
| CITADEL ADVISORS LLC | 11/14/2025 | 317.50 K | $9.56 M | 163.92% | 1.06% |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 11/14/2025 | 307.86 K | $9.27 M | -30.76% | 1.03% |
| SCULPTOR CAPITAL LP | 11/14/2025 | 300.00 K | $9.03 M | 0.00% | 1.00% |
| JANE STREET GROUP, LLC | 11/14/2025 | 289.90 K | $8.73 M | 614.04% | 0.97% |
| NEXT CENTURY GROWTH INVESTORS LLC | 11/14/2025 | 276.35 K | $8.32 M | 100.00% | 0.92% |
| KENNEDY CAPITAL MANAGEMENT LLC | 11/13/2025 | 256.61 K | $7.73 M | -42.31% | 0.86% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 11/10/2025 | 238.45 K | $7.18 M | 3.79% | 0.80% |
| D. E. SHAW & CO., INC. | 11/14/2025 | 234.37 K | $7.06 M | 100.00% | 0.78% |
| NORTHERN TRUST CORP | 11/14/2025 | 230.74 K | $6.95 M | -28.60% | 0.77% |
| JANE STREET GROUP, LLC | 11/14/2025 | 227.20 K | $6.84 M | 251.16% | 0.76% |
| CITADEL ADVISORS LLC | 11/14/2025 | 223.27 K | $6.72 M | 100.00% | 0.75% |
| CUBIST SYSTEMATIC STRATEGIES, LLC | 11/14/2025 | 220.40 K | $6.64 M | 100.00% | 0.74% |
| NATIONAL BANK OF CANADA /FI/ | 11/14/2025 | 210.30 K | $6.33 M | -19.27% | 0.70% |
| WOLVERINE TRADING, LLC | 11/14/2025 | 181.70 K | $5.53 M | 152.71% | 0.61% |
| BARD ASSOCIATES INC | 11/14/2025 | 181.62 K | $5.47 M | -6.64% | 0.61% |
| EXODUSPOINT CAPITAL MANAGEMENT, LP | 11/14/2025 | 178.66 K | $5.38 M | 100.00% | 0.60% |
| TUDOR INVESTMENT CORP ET AL | 11/14/2025 | 178.04 K | $5.36 M | -17.97% | 0.60% |
| UBS GROUP AG | 11/13/2025 | 156.12 K | $4.70 M | 10.53% | 0.52% |
| GRATIA CAPITAL, LLC | 11/14/2025 | 139.56 K | $4.20 M | 100.00% | 0.47% |
| DIMENSIONAL FUND ADVISORS LP | 11/12/2025 | 131.31 K | $3.95 M | -1.45% | 0.44% |
| WOLVERINE TRADING, LLC | 11/14/2025 | 127.60 K | $3.89 M | 176.19% | 0.43% |
| CUBIST SYSTEMATIC STRATEGIES, LLC | 11/14/2025 | 123.90 K | $3.73 M | 100.00% | 0.41% |
| PENBROOK MANAGEMENT LLC | 10/22/2025 | 116.25 K | $3.50 M | -7.92% | 0.39% |
| GOLDMAN SACHS GROUP INC | 11/14/2025 | 115.57 K | $3.48 M | -11.76% | 0.39% |
| TWO SIGMA INVESTMENTS, LP | 11/14/2025 | 105.33 K | $3.17 M | 100.00% | 0.35% |
| BANK OF NEW YORK MELLON CORP | 11/03/2025 | 98.26 K | $2.96 M | 7.31% | 0.33% |
| BANK OF AMERICA CORP /DE/ | 11/14/2025 | 98.22 K | $2.96 M | -58.77% | 0.33% |
| MORGAN STANLEY | 11/14/2025 | 89.27 K | $2.69 M | -56.07% | 0.30% |
| ADVISOR GROUP HOLDINGS, INC. | 11/14/2025 | 80.85 K | $2.02 M | 27.11% | 0.27% |
| HIGHTOWER ADVISORS, LLC | 11/07/2025 | 78.34 K | $2.36 M | 485.06% | 0.26% |
| KLCM ADVISORS, INC. | 11/13/2025 | 75.00 K | $2.26 M | 200.00% | 0.25% |
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Aehr Test Systems institutional Ownership - FAQ's
During the previous two years, 185 institutional investors and hedge funds held shares of Aehr Test Systems. The most heavily invested institutionals were:
FMR LLC: 2.7 M
VANGUARD GROUP INC: 2.29 M
BlackRock, Inc.: 2 M
AWM Investment Company, Inc.: 1.57 M
BAILLIE GIFFORD & CO: 1.53 M
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC: 894,061
68.15% of Aehr Test Systems stock is owned by institutional investors.
Institutional investors have bought a total of 22.94 M shares in the last 24 months. This purchase volume represents approximately $711.58 M in transactions.