Amtech Systems (NASDAQ: ASYS) director reports RSU grant and vesting

Rhea-AI Filing Summary

Amtech Systems director and 10% owner Robert M. Averick reported equity compensation activity involving restricted stock units and common shares. On March 4, 2026, he was granted 2,839 restricted stock units at a price of $0, increasing his restricted stock unit holdings to 10,920 as of that date.

On March 5, 2026, 8,081 restricted stock units vested and were exercised/converted into 8,081 shares of common stock on a one-for-one basis at $0 per share, bringing his directly held common stock to 707,341 shares. Footnotes indicate that entities described as the Kokino Family Clients beneficially own 2,250,000 common shares, and additional common shares are held by his spouse, which are reported as indirect ownership.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Averick Robert M

(Last) (First) (Middle)

C/O KOKINO LLC

201 TRESSER BOULEVARD, 3RD FLOOR

(Street)

STAMFORD CT 06901

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AMTECH SYSTEMS INC [ ASYS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock								2,250,000(1)(2)(3)	I(1)(2)(3)	See footnotes 2 and 3 below
Common Stock								11,000(4)	I(4)	See footnote 4 below
Common Stock	03/05/2026		M		8,081	A	$0.00(5)	707,341	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Director Stock Option (Right to Buy)	(6)							(6)	(6)	Common Stock	(6)		18,000(6)	D
Restricted Stock Units	(7)	03/04/2026		A		2,839		03/04/2027	03/04/2027	Common Stock	2,839	$0.00	10,920(7)	D
Restricted Stock Units	(8)	03/05/2026		M			8,081	(8)	(8)	Common Stock	8,081	$0.00	2,839	D

Explanation of Responses:

1. 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").

2. 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.

3. Mr. Averick no longer has a reportable beneficial interest in 500 shares of ASYS common stock owned by his immediate family member and included in his prior ownership reports.

4. Indicates Common Shares held by Mr. Averick's spouse.

5. Restricted stock units converted into shares of Common Stock on a one-for-one basis.

6. 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).

7. This is the total of all restricted stock units held by Mr. Averick as of March 4, 2026, including those with different terms and conditions.

8. On March 5, 2025, Mr. Averick was granted 8,081 restricted stock units that vested on March 5, 2026. Restricted stock units converted into shares of Common Stock on a one-for-one basis.

	/s/ Robert Averick	03/06/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transactions did ASYS director Robert M. Averick report?

Robert M. Averick reported equity compensation activity, not open-market trades. He received 2,839 restricted stock units and had 8,081 restricted stock units vest and convert into 8,081 shares of Amtech Systems common stock at $0 per share.

How many Amtech Systems (ASYS) shares did Averick acquire through RSU vesting?

Averick acquired 8,081 Amtech Systems common shares through the vesting and one-for-one conversion of 8,081 restricted stock units at $0 per share, increasing his directly held common stock position to 707,341 shares after the transaction.

What new restricted stock unit grant did ASYS award to Robert M. Averick?

Amtech Systems granted Averick 2,839 restricted stock units on March 4, 2026, at a price of $0. This award increased his restricted stock unit holdings to a total of 10,920 units as of that date, before subsequent vesting activity.

How many ASYS common shares does Robert M. Averick hold directly after these transactions?

After the reported vesting and conversion, Averick directly holds 707,341 shares of Amtech Systems common stock. This reflects the addition of 8,081 shares received from restricted stock units converting on a one-for-one basis at $0 per share.

What indirect ownership in Amtech Systems (ASYS) shares is disclosed for Averick?

Footnotes disclose that Kokino Family Clients beneficially own 2,250,000 Amtech Systems common shares and that additional shares are held by Averick’s spouse. These positions are reported as indirect ownership interests associated with Averick.

Were any Amtech Systems (ASYS) shares sold in this Form 4 filing?

No sales were reported. The Form 4 shows only acquisitions through an RSU grant and the exercise or conversion of restricted stock units into common shares, with no sell transactions or dispositions disclosed in the transaction data.