Amtech SystemsASYS
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
- 112
- Shares held
- 10.5M
- Value
- $241.5M
- Of shares outstanding
- 59.8%
As of Jun 30, 2026
| Holder | Shares | Value | % of institutional | Change on quarter |
|---|---|---|---|---|
| AIGH CAPITAL MANAGEMENT LLC | 1.3M | $28.9M | 11.96% | New position |
| FIRST EAGLE INVESTMENT MANAGEMENT LLC | 848,400 | $19.6M | 8.10% | ▲ 15,900 (1.9%) |
| BLACKROCK INC | 763,500 | $17.6M | 7.29% | ▲ 618,100 (425.1%) |
| AWM INVESTMENT COMPANY INC | 690,000 | $15.9M | 6.59% | New position |
| VANGUARD CAPITAL MANAGEMENT LLC | 580,500 | $13.4M | 5.54% | ▲ 16,200 (2.9%) |
| ACADIAN ASSET MANAGEMENT LLC | 580,300 | $13.4M | 5.54% | ▲ 113,500 (24.3%) |
| DIMENSIONAL FUND ADVISORS LP | 426,700 | $9.8M | 4.07% | ▼ 102,700 (19.4%) |
| MARSHALL WACE LLP | 398,600 | $9.2M | 3.81% | ▼ 18,500 (4.4%) |
| ARROWSTREET CAPITAL LIMITED PARTNERSHIP | 308,900 | $7.1M | 2.95% | ▼ 56,500 (15.5%) |
| GEODE CAPITAL MANAGEMENT LLC | 284,800 | $6.6M | 2.72% | ▲ 152,700 (115.6%) |
| CONNOR CLARK LUNN INVESTMENT MANAGEMENT LTD | 282,400 | $6.5M | 2.70% | ▲ 108,200 (62.1%) |
| RENAISSANCE TECHNOLOGIES LLC | 260,600 | $6.0M | 2.49% | ▲ 152,500 (141.1%) |
| TWO SIGMA INVESTMENTS LP | 254,400 | $5.9M | 2.43% | ▼ 12,500 (4.7%) |
| JANE STREET GROUP LLC | 249,500 | $5.8M | 2.38% | ▼ 91,400 (26.8%) |
| REGAL PARTNERS LTD | 237,500 | $5.5M | 2.27% | New position |
| QUBE RESEARCH TECHNOLOGIES LTD | 194,700 | $4.5M | 1.86% | ▲ 106,200 (120.0%) |
| STATE STREET CORP | 155,800 | $3.6M | 1.49% | ▲ 98,500 (171.9%) |
| TREXQUANT INVESTMENT LP | 119,800 | $2.8M | 1.14% | ▼ 54,100 (31.1%) |
| BRIDGEWAY CAPITAL MANAGEMENT LLC | 111,500 | $2.6M | 1.06% | ▲ 2,400 (2.2%) |
| CITADEL ADVISORS LLC | 106,200 | $2.5M | 1.01% | ▼ 700 (0.7%) |
| PALISADES INVESTMENT PARTNERS LLC | 102,700 | $2.4M | 0.98% | ▲ 2,000 (2.0%) |
| MILLENNIUM MANAGEMENT LLC | 90,600 | $2.1M | 0.87% | ▼ 363,000 (80.0%) |
| NORTHERN TRUST CORP | 91,900 | $2.1M | 0.88% | ▲ 52,900 (135.6%) |
| VANGUARD FIDUCIARY TRUST CO | 81,800 | $1.9M | 0.78% | ▲ 18,500 (29.2%) |
| MORGAN STANLEY | 83,000 | $1.9M | 0.79% | ▲ 23,900 (40.4%) |