Welcome to our dedicated page for Axcelis Tech Ord SEC filings (Ticker: ACLS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Axcelis Technologies Inc (ACLS) SEC filings page on Stock Titan provides access to the company’s U.S. regulatory disclosures, with AI-powered tools to help interpret complex documents. As a Nasdaq-listed semiconductor equipment supplier, Axcelis files periodic and current reports that describe its financial performance, business risks and significant corporate events.
Key filings for Axcelis include annual reports on Form 10-K and quarterly reports on Form 10-Q, which detail revenue from product and service lines, gross margins, operating income, research and development spending and other financial metrics. These filings also describe Axcelis’ core business in ion implantation systems and aftermarket lifecycle products and services for semiconductor manufacturing.
Current reports on Form 8-K capture material events. Recent examples include 8-K filings reporting quarterly financial results and an 8-K describing the Agreement and Plan of Merger among Axcelis, a wholly owned merger subsidiary and Veeco Instruments Inc. That filing outlines the exchange ratio for Veeco shares, the planned structure in which Veeco will become a wholly owned subsidiary of Axcelis, and the conditions and approvals required for closing.
On this page, users can also review exhibits attached to 8-K filings, such as investor presentations and transaction-related communications referenced in Axcelis’ merger disclosures. In addition, insider transaction reports on Form 4 and proxy materials are available through the SEC system and can be analyzed alongside these filings.
Stock Titan’s AI features summarize lengthy 10-K, 10-Q and 8-K documents into plain-language highlights, identify key changes from prior periods and surface notable items such as merger terms or changes in risk factors. Real-time updates from EDGAR ensure new Axcelis filings appear promptly, while AI-generated overviews help readers understand the implications without reading every page.
AXCELIS TECHNOLOGIES INC president and CEO Russell Low reported an open-market sale of 1,244 shares of common stock at $90.00 per share on March 24, 2026. After the sale, he directly holds 133,526 shares, including 83,480 shares issuable upon vesting of restricted stock units that remain subject to forfeiture.
The transaction was executed under a pre-arranged Rule 10b5-1 trading plan adopted on December 11, 2025, indicating it was scheduled in advance rather than timed discretionarily. Overall, the sale represents a small portion of his total reported holdings.
Axcelis Technologies Inc ownership disclosure: The Vanguard Group filed an Amendment No. 9 to Schedule 13G/A reporting 0 shares beneficially owned, representing 0% of the class. The filing explains an internal realignment on January 12, 2026 and reliance on SEC Release No. 34-39538 for disaggregated reporting.
The filing states Vanguard subsidiaries and business divisions will report holdings separately and that Vanguard no longer is deemed to beneficially own securities held by those units.
Axcelis Technologies VP Corporate Controller Todd Sutton filed an initial ownership report showing he directly holds 10,391 shares of common stock. As of March 12, 2026, 5,538 of these shares are issuable upon vesting of restricted stock units granted under the 2012 Equity Incentive Plan and are subject to forfeiture.
Axcelis Technologies Senior Vice President and Interim CFO David Ryzhik filed an initial ownership report showing direct holdings of 7,142 shares of common stock as of March 12, 2026. Of these, 6,349 shares are issuable upon vesting of restricted stock units granted under the 2012 Equity Incentive Plan and remain subject to forfeiture.
Axcelis Technologies announced a planned CFO transition. James Coogan notified the company on March 10, 2026 that he will resign as Chief Financial Officer effective April 24, 2026, and his departure is not due to any disagreement over financial statements, operations, policies, or practices.
On March 12, 2026, the board appointed David Ryzhik, age 46, as Interim Chief Financial Officer effective the same day. His compensation for this role includes a monthly base salary increase of $8,750, an additional annual bonus opportunity of $27,242 per month, and time-based RSUs with an aggregate grant date fair value of $400,000.
Ryzhik has more than 20 years of finance and investor relations experience and has served as Senior Vice President of Investor Relations and Corporate Strategy at Axcelis since July 2024. The company highlighted his role in its pending merger with Veeco and emphasized continuity in financial leadership and ongoing integration planning during the transition.
Axcelis Technologies executive vice president of global operations Robert John Mahoney reported a tax-withholding share disposition tied to vesting of performance-based restricted stock units. On March 2, 2026, 573 shares of common stock were forfeited at a price of $86.58 per share to satisfy tax obligations on 2024 PRSUs that vested on February 28, 2026. After this withholding, he beneficially owns 14,633 shares, including 10,543 shares issuable upon vesting of restricted stock units that remain subject to forfeiture.
Axcelis Technologies executive Gerald M. Blumenstock reported a tax-related share disposition. On March 2, he forfeited 1,121 shares of common stock at a price of $86.58 per share to cover tax withholding triggered by the February 28, 2026 vesting of previously granted performance-based restricted stock units. After this withholding, he directly holds 17,540 shares, including 16,525 shares issuable upon vesting of restricted stock units that remain subject to forfeiture.
Axcelis Technologies EVP Global Customer Operations Christopher Tatnall reported a tax-withholding disposition of 1,121 shares of common stock at $86.58 per share on March 2, 2026. The shares were withheld to cover taxes on vested 2024 performance-based restricted stock units. After this, Tatnall directly holds 23,183 shares, including 17,570 shares issuable upon future vesting of restricted stock units that remain subject to forfeiture.
Axcelis Technologies executive Greg Redinbo reported a tax-related share disposition. On March 2, 2026, he forfeited 723 shares of Axcelis common stock at $86.58 per share to cover tax withholding arising from the February 28, 2026 vesting of performance-based 2024 PRSUs.
After this tax-withholding disposition, he directly holds 31,938 shares, including 16,984 shares issuable upon vesting of restricted stock units granted under the 2012 Equity Incentive Plan, which remain subject to forfeiture.