How many institutions held ASYS - AMTECH SYSTEMS INC - Common Stock, par value $0.01 per share in Q1 2025?

37 institutional investors reported ASYS - AMTECH SYSTEMS INC - Common Stock, par value $0.01 per share for Q1 2025. Use the holders table for investor-level position and value details.

AMTECH SYSTEMS INC - Common Stock, par value $0.01 per share (ASYS)

Q: What does CUSIP 032332504 represent in this 13F holders report?

CUSIP 032332504 is the security identifier for ASYS - AMTECH SYSTEMS INC - Common Stock, par value $0.01 per share used to aggregate holder disclosures.

CUSIP: 032332504

Q1 2025 13F Holders as of 31 Mar 2025

Security type / class: Equity / Common Stock, par value $0.01 per share
Total 13F shares: 4,798,776
Total 13F value: $23,178,100
Share change: -749,239
Put/Call ratio: 1709%
SEC-reported price per share: $4.83
Number of holders: 37
Value change: -$3,673,934
Number of buys: 24
Number of sells: 10
Shares outstanding: 17,388,889

Security key

032332504

Report period

Q1 2025

Institutions

Top holders

ASYS full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 AMTECH SYSTEMS INC SEC filings AMTECH SYSTEMS INC company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 032332504

Newer quarter: Q2 2026

Recent filing periods:

Q2 2026

Ownership snapshot

Top reported holders of ASYS - AMTECH SYSTEMS INC - Common Stock, par value $0.01 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

Pacific Ridge Capital Par...

Disclosed value leader

ROYCE & ASSOCIATES LP

Comparable rows

15/15

Latest evidence

31 Dec 2024

13F 13D/G Lead comparable stake: 4.6% 13D/G row: Pacific Ridge Capital Partners, LLC Showing 1-6 of 15 holder rows.

Quick read

Pacific Ridge Capital Partners, LLC leads the comparable SEC ownership view at 4.6%.

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 Pacific Ridge Capital Partners, LLC's linked filing trail.

Comparable ownership Top 5

Pacific Ridge Capital Partners, LLC 4.6%

ROYCE & ASSOCIATES LP 4.1%

DIMENSIONAL FUND ADVISORS LP 5.4%

First Eagle Investment Management... 4.8%

VANGUARD GROUP INC 3.9%

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
Pacific Ridge Capital Partners, LLC	13F 13D/G Company 13F 13D/G	4.6% from 13D/G	$3,555,542 652,393 shares	—	31 Dec 2024
ROYCE & ASSOCIATES LP	13F 13D/G Company 13F 13D/G	4.1% from 13D/G	$8,062,185 1,479,300 shares	—	31 Dec 2024
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	5.4%	$5,075,176 931,198 shares	—	31 Dec 2024
First Eagle Investment Management, LLC	13F Company 13F	4.8%	$4,550,325 834,922 shares	—	31 Dec 2024
VANGUARD GROUP INC	13F Company 13F	3.9%	$3,655,773 670,784 shares	—	31 Dec 2024
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	0.76%	$723,717 132,756 shares	—	31 Dec 2024

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 Q1 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

4,798,776

Rows available

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 Q1 2025 vs Q1 2025 Across Filers

Q1 2025 holders

Holder diff

Investor	Q1 2025 Shares	Q1 2025 Shares	Share Diff	Share Chg %	Q1 2025 value	Q1 2025 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend