Aehr Test Systems Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| BLACKROCK, INC. | 08/07/2026 | 2.66 M | $255.48 M | 16.29% | 8.66% |
| VANGUARD CAPITAL MANAGEMENT LLC | 08/13/2026 | 1.32 M | $126.83 M | 3.00% | 4.30% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 08/14/2026 | 1.19 M | $114.45 M | 45.90% | 3.88% |
| D. E. SHAW & CO., INC. | 08/14/2026 | 1.18 M | $113.10 M | 244.64% | 3.84% |
| TWO SIGMA INVESTMENTS, LP | 08/14/2026 | 1.16 M | $111.87 M | 443.27% | 3.79% |
| JANE STREET GROUP, LLC | 08/14/2026 | 1.13 M | $108.93 M | 480.65% | 3.69% |
| FMR LLC | 08/13/2026 | 1.01 M | $96.72 M | -53.01% | 3.28% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 08/13/2026 | 966.66 K | $92.86 M | 5.31% | 3.15% |
| GEODE CAPITAL MANAGEMENT, LLC | 08/12/2026 | 875.51 K | $84.11 M | 20.64% | 2.85% |
| GOLDMAN SACHS GROUP INC | 08/14/2026 | 810.04 K | $77.81 M | -35.82% | 2.64% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 08/14/2026 | 801.40 K | $76.98 M | 82.76% | 2.61% |
| JANE STREET GROUP, LLC | 08/14/2026 | 753.52 K | $72.38 M | 171.99% | 2.45% |
| CITADEL ADVISORS LLC | 08/14/2026 | 743.00 K | $71.37 M | 390.11% | 2.42% |
| JPMORGAN CHASE & CO | 08/12/2026 | 732.55 K | $69.55 M | 284.86% | 2.39% |
| STATE STREET CORP | 08/07/2026 | 712.93 K | $68.48 M | 14.38% | 2.32% |
| CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. | 08/13/2026 | 670.76 K | $64.43 M | 206.55% | 2.19% |
| CITADEL ADVISORS LLC | 08/14/2026 | 632.40 K | $60.75 M | 62.53% | 2.06% |
| GRATIA CAPITAL, LLC | 08/14/2026 | 575.50 K | $55.28 M | -17.43% | 1.87% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 08/14/2026 | 507.04 K | $48.71 M | -62.42% | 1.65% |
| CAPTION MANAGEMENT, LLC | 08/14/2026 | 489.00 K | $46.97 M | 42.28% | 1.59% |
| MORGAN STANLEY | 08/13/2026 | 480.40 K | $46.15 M | 189.97% | 1.57% |
| NEXT CENTURY GROWTH INVESTORS LLC | 08/14/2026 | 410.73 K | $39.45 M | -45.58% | 1.34% |
| CITADEL ADVISORS LLC | 08/14/2026 | 400.73 K | $38.49 M | 183.62% | 1.31% |
| MARSHALL WACE, LLP | 08/13/2026 | 382.74 K | $36.77 M | 3,648.29% | 1.25% |
| AWM INVESTMENT COMPANY, INC. | 08/14/2026 | 374.81 K | $36.00 M | -76.49% | 1.22% |
| JANE STREET GROUP, LLC | 08/14/2026 | 362.70 K | $34.84 M | 245.76% | 1.18% |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 08/14/2026 | 318.13 K | $30.56 M | 100.00% | 1.04% |
| INVESCO LTD. | 08/14/2026 | 296.23 K | $28.46 M | 3.68% | 0.97% |
| NORTHERN TRUST CORP | 08/13/2026 | 277.02 K | $26.61 M | 9.86% | 0.90% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 08/14/2026 | 249.51 K | $23.97 M | 5.93% | 0.81% |
| SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 08/14/2026 | 249.51 K | $23.97 M | 100.00% | 0.81% |
| SCIENCE & TECHNOLOGY PARTNERS, L.P. | 08/14/2026 | 249.00 K | $23.92 M | 100.00% | 0.81% |
| LORD, ABBETT & CO. LLC | 08/14/2026 | 247.64 K | $23.79 M | 38.12% | 0.81% |
| WELLINGTON MANAGEMENT GROUP LLP | 08/14/2026 | 238.45 K | $22.91 M | 55.97% | 0.78% |
| DRIEHAUS CAPITAL MANAGEMENT LLC | 08/14/2026 | 238.42 K | $22.90 M | 100.00% | 0.78% |
| VANGUARD FIDUCIARY TRUST CO | 08/13/2026 | 212.88 K | $20.45 M | 7.97% | 0.69% |
| TUDOR INVESTMENT CORP ET AL | 08/14/2026 | 204.55 K | $19.65 M | 324.44% | 0.67% |
| BAILLIE GIFFORD & CO | 08/06/2026 | 203.88 K | $19.58 M | -79.63% | 0.66% |
| TREXQUANT INVESTMENT LP | 08/14/2026 | 201.89 K | $19.39 M | 100.00% | 0.66% |
| UBS GROUP AG | 08/13/2026 | 169.12 K | $16.25 M | -31.46% | 0.55% |
| NEUBERGER BERMAN GROUP LLC | 08/13/2026 | 167.66 K | $16.11 M | 100.00% | 0.55% |
| BARD ASSOCIATES INC | 08/12/2026 | 156.90 K | $15.07 M | -12.41% | 0.51% |
| KADENSA CAPITAL LTD | 08/14/2026 | 155.30 K | $14.92 M | 100.00% | 0.51% |
| PENN CAPITAL MANAGEMENT COMPANY, LLC | 07/30/2026 | 150.55 K | $14.48 M | 100.00% | 0.49% |
| UBS GROUP AG | 08/13/2026 | 150.00 K | $14.41 M | 150.00% | 0.49% |
| BNP PARIBAS ARBITRAGE, SNC | 08/13/2026 | 145.61 K | $13.99 M | 2,205.08% | 0.47% |
| BERKSHIRE CAPITAL HOLDINGS INC | 08/14/2026 | 142.64 K | $13.70 M | 100.00% | 0.46% |
| NEW YORK STATE COMMON RETIREMENT FUND | 07/29/2026 | 138.05 K | $13.26 M | 124.17% | 0.45% |
| RENAISSANCE TECHNOLOGIES LLC | 08/13/2026 | 134.50 K | $12.92 M | 100.00% | 0.44% |
| BANK OF AMERICA CORP /DE/ | 08/14/2026 | 121.06 K | $11.63 M | 113.13% | 0.39% |
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Aehr Test Systems institutional Ownership - FAQ's
During the previous two years, 321 institutional investors and hedge funds held shares of Aehr Test Systems. The most heavily invested institutionals were:
BlackRock, Inc.: 2.66 M
VANGUARD CAPITAL MANAGEMENT LLC: 1.32 M
D. E. Shaw & Co., Inc.: 1.18 M
TWO SIGMA INVESTMENTS, LP: 1.16 M
FMR LLC: 1.01 M
VANGUARD PORTFOLIO MANAGEMENT LLC: 966,659
76.40% of Aehr Test Systems stock is owned by institutional investors.
Institutional investors have bought a total of 28.52 M shares in the last 24 months. This purchase volume represents approximately $1.17 B in transactions.