Thomas B. Sabol - 14 May 2026 Form 4 Insider Report for AMTECH SYSTEMS INC (ASYS)

Reporting relationship
Chief Financial Officer
Issuer ticker
ASYS
Reported as of
14 May 2026
Net transaction value
$0
Source evidence Original filing metadata and source links for verification. 3 source fields
SEC form
4
Accepted by SEC
29 May 2026, 13:35:06 UTC
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Thomas B Sabol

Key filing fact

Thomas B. Sabol filed Form 4 for AMTECH SYSTEMS INC (ASYS) on 29 May 2026.

Key facts

  • This page summarizes Thomas B. Sabol's Form 4 filing for AMTECH SYSTEMS INC (ASYS).
  • 1 reported transaction and 1 derivative row are listed below.
  • Accepted by SEC: 29 May 2026, 13:35.

Change

  • No earlier filing in this sequence is available for direct comparison.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001223192 Primary reporting owner

SABOL THOMAS B

Relationship
Chief Financial Officer
Address
C/O AMTECH SYSTEMS, INC., 58 S. RIVER DRIVE, SUITE 370, TEMPE
Signature
/s/ Thomas B Sabol
Signature date
29 May 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ASYS transaction Derivative

Amtech Systems, Inc. Employee Stock Option

Award

Transaction value
Shares
+45,000
Change %
Price
Shares after
45,000
Date
14 May 2026
Ownership
Direct
Underlying class
Amtech Systems, Inc. $0.01 par value common stock
Underlying amount
45,000
Exercise price
$22.46
Footnotes
F1, F2
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

One-third of the stock option granted vests on each of the first three anniversaries of the grant date.

Footnote F2

Price omitted because the transaction is a grant of a stock option

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