AMTECH SYS INC (ASYS): Institutional Ownership
Hedge funds and institutional managers reporting a position in ASYS · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
12
13F filers
Aggregate Value
$8.0M
Across holders
Last Price
$19.55
2026-06-26
Sector
Information Technology
GICS
Holder activity5 new3 added4 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 267K | $3.1M | 38.8% | 0.0% | Added | +$1.8M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 108K | $1.3M | 15.7% | 0.0% | Reduced | $-450K | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 89K | $1.0M | 13.0% | 0.0% | Reduced | $-2.3M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 89K | $1.0M | 12.9% | 0.0% | Added | +$544K | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 32K | $370K | 4.6% | 0.0% | New | — | Q1 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 24K | $281K | 3.5% | 0.0% | Added | +$30K | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 24K | $277K | 3.4% | 0.0% | New | — | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 23K | $266K | 3.3% | 0.0% | Reduced | $-885K | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 19K | $220K | 2.7% | 0.0% | New | — | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 12K | $142K | 1.8% | 0.0% | New | — | Q1 2026 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 1K | $19K | 0.2% | 0.0% | New | — | Q4 2025 |
| First Eagle Investment Management, LLC CIK 0001325447 | Institutional Manager | 397 | $5K | 0.1% | 0.0% | Reduced | $-8.6M | Q1 2026 |
Added
Hedge Fund
$3.1M· 38.8% of total· 0.0% port· 267K sh· +$1.8M QoQ· Q1 2026
Reduced
Hedge Fund
$1.3M· 15.7% of total· 0.0% port· 108K sh· $-450K QoQ· Q1 2026
Reduced
Hedge Fund
$1.0M· 13.0% of total· 0.0% port· 89K sh· $-2.3M QoQ· Q1 2026
Added
Hedge Fund
$1.0M· 12.9% of total· 0.0% port· 89K sh· +$544K QoQ· Q1 2026
New
Hedge Fund
$370K· 4.6% of total· 0.0% port· 32K sh· — QoQ· Q1 2026
Added
Hedge Fund
$281K· 3.5% of total· 0.0% port· 24K sh· +$30K QoQ· Q1 2026
New
Hedge Fund
$277K· 3.4% of total· 0.0% port· 24K sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$266K· 3.3% of total· 0.0% port· 23K sh· $-885K QoQ· Q1 2026
New
Hedge Fund
$220K· 2.7% of total· 0.0% port· 19K sh· — QoQ· Q1 2026
New
Hedge Fund
$142K· 1.8% of total· 0.0% port· 12K sh· — QoQ· Q1 2026
New
Hedge Fund
$19K· 0.2% of total· 0.0% port· 1K sh· — QoQ· Q4 2025
Reduced
Institutional Manager
$5K· 0.1% of total· 0.0% port· 397 sh· $-8.6M QoQ· Q1 2026