ACLS Form 144: 1,586 Shares Reported for Disposition

ACLS submitted a Form 144 reporting 1,586 shares of Common Stock for disposition.

Rhea-AI Filing Summary

ACLS submitted a Form 144 reporting 1,586 shares of Common Stock for disposition. The filing notes the shares related to restricted stock vesting under a registered plan with the transaction dated 05/15/2026 and the Form 144 dated 06/03/2026.

The notice lists Morgan Stanley Smith Barney LLC as the broker and identifies trading on NASDAQ. The filing describes an issuer-related disposition method tied to plan vesting.

Insights

Securities Compliance Counsel

Routine Form 144 notice for vested restricted shares; administrative disclosure required before public sale.

The filing reports 1,586 shares associated with restricted stock vesting under a registered plan and names a broker. This is a procedural disclosure that documents an intended disposition following vesting.

Timing and cash-flow treatment are tied to plan mechanics; subsequent sales or consummation details would appear in trade reports or later filings.

Key Figures

Form 144 filing date: 06/03/2026 Transaction/vesting date: 05/15/2026 Shares reported for disposition: 1,586 shares +1 more

4 metrics

Form 144 filing date 06/03/2026 Form 144 date as shown on the notice

Transaction/vesting date 05/15/2026 Date tied to restricted stock vesting listed in the filing

Shares reported for disposition 1,586 shares Common Stock reported on Form 144 for disposition

Trading venue NASDAQ Market identified for the securities

Key Terms

Form 144, restricted stock vesting, registered plan

3 terms

Form 144 regulatory

"Form 144 reporting 1,586 shares for disposition (06/03/2026)"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

restricted stock vesting financial

"Restricted stock vesting under a registered plan (05/15/2026)"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

registered plan regulatory

"vesting under a registered plan referenced in the securities to be sold section"

A registered plan is a savings or investment account that a government recognizes for special tax treatment and rules, such as limits on how much you can put in and conditions for withdrawals. For investors it matters because those rules change how much of your gains are taxed, how quickly your money can be accessed and what strategies make sense — like a labeled jar that gives tax breaks but comes with rules about when and how you can take the money out.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the ACLS Form 144 filing report?

The ACLS Form 144 reports 1,586 shares of Common Stock for disposition tied to restricted stock vesting on 05/15/2026. It names Morgan Stanley Smith Barney LLC as the broker and is dated 06/03/2026.

Does the ACLS filing mean shares were sold immediately?

Not necessarily; the Form 144 notifies intent to sell or dispose after vesting. The filing itself documents the planned disposition; execution details and sale prices would appear in trade reports or later filings.

Why is Morgan Stanley Smith Barney LLC listed on the ACLS Form 144?

The broker is listed as the intermediary for the disposition. The filing names Morgan Stanley Smith Barney LLC as the broker handling the transaction associated with the 1,586 shares vesting event.

What does 'restricted stock vesting under a registered plan' mean for ACLS?

It indicates shares became transferable because they vested under a company-registered equity plan. The filing documents the resulting disposition opportunity for the holder rather than an open-market purchase by the issuer.

Where will I see confirmation if the ACLS shares were actually sold?

Actual sale execution and prices would appear in subsequent trade reports or in later SEC filings. The Form 144 itself reports the proposed/required notice tied to the vested 1,586 shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/03/2026 - 04:05 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001338515
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	AXCELIS TECHNOLOGIES, INC.
SEC File Number	000-30941
Address of Issuer	108 Cherry Hill Drive Beverly MASSACHUSETTS 01915
Phone	978-787-4000
Name of Person for Whose Account the Securities are To Be Sold	NECIP SAYINER
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	1586	249703.33	30734000	06/03/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/15/2026	Restricted stock vesting under a registered plan	Issuer			1586	05/15/2026	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	06/03/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Necip Sayiner
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)