ASYS — AMTECH SYS INC
Public company
InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.
Sourced from SEC EDGAR public filings
About AMTECH SYS INC (ASYS)
AMTECH SYS INC (ASYS) appears in the most recent 13F filings of 3 tracked institutional investors. The largest disclosed position is held by Izzy Englander (Millennium Management), valued at $5M. Across recent filings, tracked investors recorded 6 new positions, 0 increased, 0 reduced, and 0 exited. All data sourced from SEC 13F filings.
Based on recent institutional activity in ASYS
How many top investors track ASYS
A small number of top investors own this.
ASYS Ownership Composition
How AMTECH SYS INC is held across tracked investor types, based on reported 13F positions.
- Other95.1%
- Hedge Funds4.9%
Tracked investors reporting ASYS
- Izzy EnglanderMar 31, 2026Millennium ManagementShares453.6KValue$5.3M% Portfolio0.00%
- Ken GriffinMar 31, 2026Citadel AdvisorsShares129.7KValue$1.5M% Portfolio0.00%
- Steve CohenMar 31, 2026Point72 Asset ManagementShares29.8KValue$347.6K% Portfolio0.00%
Recent activity
- $285.5KFeb 17, 2026
- $5.3MMay 15, 2026
- New$855.3KFeb 17, 2026
- New$347.6KMay 15, 2026
- New$1.6MFeb 17, 2026
- New$726.5KNov 14, 2025
Frequently asked questions
- How many institutional investors hold ASYS?
- 3 tracked institutional investors disclosed a position in ASYS (AMTECH SYS INC) in their most recent 13F filing.
- Who is the largest institutional holder of ASYS?
- Izzy Englander, Millennium Management, holds the largest disclosed position in ASYS, valued at $5M.
- Did institutional ownership of ASYS increase or decrease?
- Across recent 13F filings, tracked investors recorded 6 new positions, 0 increased, 0 reduced, and 0 fully exited ASYS.
- Where does this ASYS ownership data come from?
- SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.