Aehr Test SystemsAEHR
Semiconductors & chip supply chain
Institutional holders
Positions as reported by institutional investment managers at the quarter end. A manager files within 45 days of the quarter, so these lag the market.
- Reporting holders
- 262
- Shares held
- 23.2M
- Value
- $2.23B
- Of shares outstanding
- 71.1%
As of Jun 30, 2026
| Holder | Shares | Value | % of institutional | Change on quarter |
|---|---|---|---|---|
| BLACKROCK INC | 2.7M | $255.5M | 11.45% | ▲ 372,600 (16.3%) |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.3M | $126.8M | 5.68% | ▲ 38,400 (3.0%) |
| D E SHAW CO INC | 1.2M | $113.1M | 5.07% | ▲ 835,800 (244.7%) |
| TWO SIGMA INVESTMENTS LP | 1.2M | $111.9M | 5.01% | ▲ 950,200 (443.2%) |
| FMR LLC | 1.0M | $96.7M | 4.33% | ▼ 1.1M (53.0%) |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 966,700 | $92.9M | 4.16% | ▲ 48,800 (5.3%) |
| GEODE CAPITAL MANAGEMENT LLC | 875,500 | $84.1M | 3.77% | ▲ 149,800 (20.6%) |
| GOLDMAN SACHS GROUP INC | 810,000 | $77.8M | 3.49% | ▼ 452,000 (35.8%) |
| JANE STREET GROUP LLC | 753,500 | $72.4M | 3.24% | ▲ 476,500 (172.0%) |
| JPMORGAN CHASE CO | 732,500 | $69.6M | 3.15% | ▲ 542,200 (284.9%) |
| STATE STREET CORP | 712,900 | $68.5M | 3.07% | ▲ 89,600 (14.4%) |
| CONNOR CLARK LUNN INVESTMENT MANAGEMENT LTD | 670,800 | $64.4M | 2.89% | ▲ 452,000 (206.6%) |
| PRICE T ROWE ASSOCIATES INC | 507,000 | $48.7M | 2.18% | ▼ 842,400 (62.4%) |
| MORGAN STANLEY | 480,400 | $46.1M | 2.07% | ▲ 314,700 (189.9%) |
| NEXT CENTURY GROWTH INVESTORS LLC | 410,700 | $39.5M | 1.77% | ▼ 344,000 (45.6%) |
| CITADEL ADVISORS LLC | 400,700 | $38.5M | 1.72% | ▲ 259,400 (183.6%) |
| MARSHALL WACE LLP | 382,700 | $36.8M | 1.65% | New position |
| AWM INVESTMENT COMPANY INC | 374,800 | $36.0M | 1.61% | ▼ 1.2M (76.5%) |
| T ROWE PRICE INVESTMENT MANAGEMENT INC | 318,100 | $30.6M | 1.37% | New position |
| INVESCO LTD | 296,200 | $28.5M | 1.27% | ▲ 10,500 (3.7%) |
| NORTHERN TRUST CORP | 277,000 | $26.6M | 1.19% | ▲ 24,800 (9.8%) |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 249,500 | $24.0M | 1.07% | ▲ 14,000 (5.9%) |
| SCIENCE TECHNOLOGY PARTNERS LP | 249,000 | $23.9M | 1.07% | New position |
| LORD ABBETT CO LLC | 247,600 | $23.8M | 1.07% | ▲ 68,300 (38.1%) |
| DRIEHAUS CAPITAL MANAGEMENT LLC | 238,400 | $22.9M | 1.03% | New position |