Ticker · CUSIP 032332504

ASYS

AMTECH SYS INC
···Share
Holders (tracked)
6
Combined shares
1,208,124
Combined value
$15.16M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
662024Q12025Q4

SEC event timeline

9 events
  1. +46,389 shares · 2025Q4
    13F
  2. +111,437 shares · 2025Q4
    13F
  3. +10,802 shares · 2025Q4
    13F
  4. +68,154 shares · 2025Q4
    13F
  5. +126,296 shares · 2025Q4
    13F
  6. −18,000 shares · 2025Q4
    13F
  7. +11,946 shares · 2025Q3
    13F
  8. +5,800 shares · 2025Q3
    13F
  9. −48,036 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions2
Trimmed1
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
6
$3.0M
2022Q2
4
$2.6M
2022Q3
6
$4K
2022Q4
8
$3.8M
2023Q1
8
$5.2M
2023Q2
6
$5.8M
2023Q3
5
$5.5M
2023Q4
6
$3.3M
2024Q1
6
$4.5M
2024Q2
6
$5.0M
2024Q3
5
$4.9M
2024Q4
6
$5.0M
2025Q1
5
$4.4M
2025Q2
4
$3.9M
2025Q3
4
$8.0M
2025Q4
6
$15.2M

Who owns ASYS

6 super-investors · 2025Q4
Tracked stake
1.21M
shares
Combined value
$15M
% of shares outstanding
shares-out unknown
Quarter action mix
New2Added3Trim1
#ManagerSharesValue
1First Eagle Investment Management734.3K$9M
2Renaissance Technologies146.6K$2M
3Ken Griffin
Citadel Advisors
124.8K$2M
4Two Sigma Investments111.4K$1M
5Steve Cohen
Point72
68.2K$855K
6Izzy Englander
Millennium Mgmt
22.7K$285K

Recent moves

20 transactions
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