AMTECH SYSTEMS INC — Director's Dealing 2025

Sep 3, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMTECH SYSTEMS INC (ASYS)
CIK: 0000720500
Period of Report: 2025-09-02

Reporting Person: Averick Robert M (Director, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-02	Common Stock	M	6000	$5.40	Acquired	681260	Direct
2025-09-02	Common Stock	M	6000	$5.75	Acquired	687260	Direct
2025-09-02	Common Stock	M	6000	$4.77	Acquired	693260	Direct
2025-09-02	Common Stock	M	6000	$4.90	Acquired	699260	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-09-02	Director Stock Option (Right to Buy)	$5.40	M	6000	Disposed	2026-01-15	Common Stock (6000)	Direct
2025-09-02	Director Stock Option (Right to Buy)	$5.75	M	6000	Disposed	2027-03-17	Common Stock (6000)	Direct
2025-09-02	Director Stock Option (Right to Buy)	$4.77	M	6000	Disposed	2029-03-06	Common Stock (6000)	Direct
2025-09-02	Director Stock Option (Right to Buy)	$4.90	M	6000	Disposed	2030-03-04	Common Stock (6000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2250000	Indirect
Common Stock	500	Indirect
Common Stock	11000	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Units	$		Common Stock (8081)	8081	Direct

Footnotes

F1: Pursuant to a Schedule 13D filed on January 25, 2016, as amended (as further amended from time to time, the "Schedule 13D"), (i) Piton Capital Partners LLC ("Piton"), Cornice Fiduciary Management LLC (as trustee of the Trust (as defined in the Schedule 13D)) and M3C Holdings LLC (collectively, the "Kokino Family Clients"), (ii) Mr. Averick, and (iii) OIH LLC also report beneficial ownership of shares of the Issuer's $.01 par value common stock ("Common Shares").

F2: Indicates 2,250,000 Common Shares beneficially owned by the Kokino Family Clients. Mr. Averick is a Portfolio Manager at Kokino LLC ("Kokino"). Mr. Averick manages the Kokino Family Clients' investment in the Issuer as a Portfolio Manager of Kokino. Mr. Averick holds an indirect interest in certain Common Shares through his minority ownership of Piton, which is a Kokino Family Client (which ownership may be held through Piton's managing member, Piton Capital Management LLC ("PCM")). Also, Mr. Averick's incentive compensation/allocation as an employee of Kokino and member of Piton, which are generally calculated in Kokino's discretion subject to Piton's and PCM's governing documents, may be based on the performance of Common Shares held by Kokino Family Clients. Such compensation/allocation may be paid or made in cash and/or by way of increasing Mr. Averick's interest in Piton (either directly or indirectly through PCM). Kokino is PCM's managing member.

F3: Indicates Common Shares held in a custodial account for the benefit of an immediate family member of Mr. Averick.

F4: Indicates Common Shares held by Mr. Averick's spouse.

F5: This is the total of all restricted stock units held by Mr. Averick as of the filing date of this Form 4.

F6: This is the total of all director stock options (right to buy), including those with different terms and conditions, held by Mr. Averick as of the filing date of this Form 4 (and after giving effect to the reported transactions).