Security key
032332504
AMTECH SYSTEMS INC - Common Stock, $0.01 Par Value Per Share (ASYS)
CUSIP: 032332504
Q4 2022 13F Holders as of 31 Dec 2022
- Security type / class
- Equity / Common Stock, $0.01 Par Value Per Share
- Total 13F shares
- 6,611,315
- Total 13F value
- $50,244,545
- Share change
- -101,830
- Put/Call ratio
- 123%
- SEC-reported price per share
- $7.60
- Number of holders
- 48
- Value change
- -$944,653
- Number of buys
- 24
- Number of sells
- 16
- Shares outstanding
- 14,496,801
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2022
Institutions
48
Top holders
10
ASYS full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2023
Previous quarter: Q3 2022
AMTECH SYSTEMS INC SEC filings
AMTECH SYSTEMS INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 032332504
Recent filing periods:
Ownership snapshot
Top reported holders of ASYS - AMTECH SYSTEMS INC - Common Stock, $0.01 Par Value Per Share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
KOKINO LLC
Disclosed value leader
KOKINO LLC
Comparable rows
15/15
Latest evidence
30 Sep 2022
13F
Lead comparable stake: 16%
Showing 1-6 of 15 holder rows.
Quick read
KOKINO LLC leads the comparable SEC ownership view at 16%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens KOKINO LLC's linked filing trail.
Comparable ownership
Top 5
KOKINO LLC
16%
ROYCE & ASSOCIATES LP
9.3%
DIMENSIONAL FUND ADVISORS LP
7.8%
Pacific Ridge Capital Partners, LLC
5.4%
SELDON CAPITAL LP
3.7%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| KOKINO LLC |
13F
Company
|
16%
|
$19,125,000
2,250,000 shares
|
— | 30 Sep 2022 |
| ROYCE & ASSOCIATES LP |
13F
Company
|
9.3%
|
$11,398,000
1,340,970 shares
|
— | 30 Sep 2022 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
7.8%
|
$9,648,000
1,135,113 shares
|
— | 30 Sep 2022 |
| Pacific Ridge Capital Partners, LLC |
13F
Company
|
5.4%
|
$6,680,000
785,860 shares
|
— | 30 Sep 2022 |
| SELDON CAPITAL LP |
13F
Company
|
3.7%
|
$4,607,000
541,968 shares
|
— | 30 Sep 2022 |
| VANGUARD GROUP INC |
13F
Company
|
3.3%
|
$4,006,000
471,380 shares
|
— | 30 Sep 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2022
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
48
Shares
6,611,315
Rows available
48
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2022 vs Q3 2022 Across Filers
Q3 2022 holders
42
Q4 2022 holders
48
Holder diff
6
| Investor | Q3 2022 Shares | Q4 2022 Shares | Share Diff | Share Chg % | Q3 2022 value | Q4 2022 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend