Axcelis Technologies, Inc. (ACLS)
NasdaqGS
Price as at 1 Oct 2026, 18:19 UTC. Quotes are delayed.
Fundamentals
Valuation and ratings
Axcelis Technologies, Inc. trades at $135.54. We do not hold enough of the inputs to value this company with the confidence the estimate implies, so we publish no fair value for it rather than a number we would not defend.
About Axcelis Technologies, Inc.
Axcelis Technologies, Inc. designs, manufactures, and services ion implantation and other processing equipment used in the fabrication of semiconductor chips in the United States, Europe, and the Asia Pacific. The company provides high energy, high current, and medium current implanters for various application requirements. It also offers aftermarket lifecycle products and services, including used tools, spare parts, equipment upgrades, maintenance services, and customer training. The company sells its equipment and services to semiconductor chip manufacturers through its direct sales force. Axcelis Technologies, Inc. was founded in 1978 and is headquartered in Beverly, Massachusetts.
Company profile, industry and headcount are as reported by our data provider and can lag a company's own filings by a reporting period. The annual report is the authority.
Super investor ownership
12 of the funds we track reported a position in their latest SEC 13F filing. Largest first:
- Israel Englander, MILLENNIUM MANAGEMENT LLC$26.38M · 0.0% of book
- Jeremy Grantham, Grantham, Mayo, Van Otterloo & Co. LLC$25.69M · 0.1% of book
- D. E. Shaw, D. E. Shaw & Co., Inc.$25.21M · 0.0% of book
- First Eagle, First Eagle Investment Management, LLC$13.63M · 0.0% of book
- Two Sigma, TWO SIGMA INVESTMENTS, LP$9.18M · 0.0% of book
A word of warning on reading these figures: a 13F reports the market value of a holding, so a fund that traded nothing at all still appears to have sold when the price fell. We found 102 companies where the standard reading gives the opposite answer. Only the share count is honest.
Politician trades in ACLS
Trades in ACLS disclosed by members of Congress and executive-branch officials, latest first:
- Donald J Trump · Executive branchSell · $1,001 - $15,000 · traded 29 Jul 2024 · disclosed 22 Sept 2026
A disclosure reports a value band, not an amount, and is due up to 45 days after the trade; some arrive later. Every filer we track, each with their own page, is on the Congress trading tracker.
Common questions
Which funds own ACLS?
12 of the institutions we track reported a position in ACLS in their most recent SEC 13F filing. A 13F is filed up to 45 days after quarter end, so it tells you what a fund held then, not what it holds now.
Where does SteadyShares get its ACLS data?
Fundamentals for ACLS come from company filings and exchange data, as listed on NasdaqGS; institutional ownership comes from SEC 13F filings. The share price shown was last refreshed on 1 Oct 2026, 18:19 UTC and is delayed. Metrics we do not hold are left out of the page rather than estimated.
The full research page for ACLS, with financial statements, ownership detail, peer comparison and alerts, is free inside the app.
Data from company filings, exchange quotes and SEC EDGAR 13F disclosures. Quotes are delayed. Metrics we do not have are left out rather than estimated. Educational information, not financial advice.