AMTECH SYSTEMS INC - Common Stock (ASYS)

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class
Equity / Common Stock
Shares outstanding
14,345,359
Total 13F shares
6,148,660
Share change
+1,601,666
Total reported value
$77,162,722
Put/Call ratio
26%
Price per share
$12.55
Number of holders
64
Value change
+$20,556,204
Number of buys
44
Number of sells
25

Institutional Holders of AMTECH SYSTEMS INC - Common Stock (ASYS) as of Q4 2025

As of 31 Dec 2025, AMTECH SYSTEMS INC - Common Stock (ASYS) was held by 64 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 6,148,660 shares. The largest 10 holders included First Eagle Investment Management, LLC, DIMENSIONAL FUND ADVISORS LP, VANGUARD GROUP INC, Pacific Ridge Capital Partners, LLC, MARSHALL WACE, LLP, ARROWSTREET CAPITAL, LIMITED PARTNERSHIP, JANE STREET GROUP, LLC, ACADIAN ASSET MANAGEMENT LLC, RENAISSANCE TECHNOLOGIES LLC, and BlackRock, Inc.. This page lists 64 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.