FMR LLC and Abigail P. Johnson filed an amended beneficial ownership statement with the SEC on November 5, 2026, disclosing a combined holding of 3,521,264.24 shares of Axcelis Technologies Inc. common stock as of September 30, 2026.

Key Highlights

  • Aggregate beneficial ownership: FMR LLC and Abigail P. Johnson each reported beneficial ownership of 3,521,264.24 shares of Axcelis Technologies common stock.
  • Percent of class: The reported holdings represent 11.4% of Axcelis Technologies' outstanding common stock.
  • Sole voting power (FMR LLC): FMR LLC reported sole voting power over 3,513,850.88 shares, with no shared voting power.
  • Sole dispositive power: Both FMR LLC and Abigail P. Johnson each reported sole dispositive power over 3,521,264.24 shares, with no shared dispositive power.
  • Triggering event date: The date of the event requiring this filing was September 30, 2026.
  • Amendment number: This is Amendment No. 3 to the original filing.

FMR LLC Discloses Large Passive Position in Ion Implant Equipment Maker

According to the filing, FMR LLC, a Delaware-organized parent holding company based at 245 Summer Street, Boston, Massachusetts, submitted this amended ownership statement covering shares of Axcelis Technologies Inc., headquartered at 108 Cherry Hill Drive, Beverly, Massachusetts 01915. Axcelis Technologies is a semiconductor equipment manufacturer that the filing identifies by CUSIP number 054540208, with its shares traded on NASDAQ:ACLS. The filing was signed on November 4, 2026, by Stephanie J. Brown, acting under a power of attorney on behalf of both FMR LLC and Abigail P. Johnson.

The filing indicates that FMR LLC is classified as a parent holding company or control person under Rule 13d-1(b)(1)(ii)(G), and that Abigail P. Johnson is classified as an individual reporting person. FMR LLC disclosed that one or more other persons have the right to receive dividends from, or proceeds from the sale of, the common stock of Axcelis Technologies, but the filing states that no single other person holds an interest exceeding five percent of the total outstanding common stock. The filing directs readers to Exhibit 99 for the identification and classification of the relevant subsidiaries through which the securities are held.

The certifications included in the filing state, in the filers' own words, that the securities "were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer." This language is standard for passive ownership filings of this type and is reproduced here as it appears in the source document.

What Was Disclosed

FMR LLC and Abigail P. Johnson reported aggregate beneficial ownership of 3,521,264.24 shares, equal to 11.4% of Axcelis Technologies' common stock, as of September 30, 2026, in this Amendment No. 3 filing signed November 4, 2026.