Stocktoria
AMTECH SYSTEMS INC ASYS
AMTECH SYSTEMS INC institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC | 260,605 | $6.0M | 1.82% |
| TWO SIGMA INVESTMENTS, LP | 254,367 | $5.9M | 1.77% |
| CITADEL ADVISORS LLC | 151,946 | $3.5M | 1.06% |
| MILLENNIUM MANAGEMENT LLC | 90,626 | $2.1M | 0.63% |
| Point72 Asset Management, L.P. | 79,684 | $1.8M | 0.56% |
| BlackRock Finance, Inc. | 119,240 | $698,746 | 0.83% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-09-30. Facts plus Stocktoria's own computed scores — not investment advice.