Axcelis Technologies Inc
ACLS- Exchange
- Nasdaq
- Industry
- Special Industry Machinery, NEC
- SEC CIK
- 0001113232
No open-market purchases or sales by Axcelis Technologies Inc insiders were filed in the last 90 days; 442 institutions reported holding it in 13F filings for Q2 2026, worth $5.85B in total; Maverick Capital is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Axcelis Technologies Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Axcelis Technologies Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Redinbo Greg | EVP and Chief Strategy Officer | 34,816 | Sep 16, 2026 | 5 |
| Tatnall Christopher | EVP Global Customer Operations | 27,491 | Sep 16, 2026 | 5 |
| Ryzhik David | SVP Interim CFO | 9,790 | Jul 17, 2026 | 3 |
| Blumenstock Gerald M | EVP, Research, Dev. & Eng. | 19,987 | Jun 16, 2026 | 6 |
| Sayiner Necip | Director | 7,112 | Jun 4, 2026 | 2 |
| Mahoney Robert John | EVP Global Operations | 14,410 | Jun 3, 2026 | 6 |
| Sutton Todd | VP Corporate Controller | 6,360 | May 28, 2026 | 4 |
| St Dennis Thomas | Director | 17,695 | May 26, 2026 | 2 |
| Evans Eileen | EVP, General Counsel and Sec'y | 31,295 | May 22, 2026 | 3 |
| Kurtzweil John T | Director | 32,990 | May 20, 2026 | 2 |
| Graves Gregory B | Director | 5,473 | May 20, 2026 | 2 |
| Low Russell | PRESIDENT AND CEO | 154,900 | May 20, 2026 | 7 |
| Quirk Jeanne | Director | 11,400 | May 20, 2026 | 2 |
| Titinger Jorge | Director | 5,917 | May 18, 2026 | 4 |
| Chiu Tzu Yin | Director | 11,843 | May 18, 2026 | 1 |
| Coogan James Gordon | EVP AND CFO | 37,144 | Mar 3, 2026 | 2 |
| Fallon Lynnette C | EXECUTIVE VP, HR/LEGAL | 27,323 | Jan 7, 2025 | 0 |
| Lawson Douglas A. | EVP, CORPORATE MKTG & STRATEGY | 15,808 | Jun 24, 2024 | 0 |
| Vachani Dipti | Director | 9,063 | May 16, 2024 | 0 |
| Puma Mary G | EXECUTIVE CHAIRPERSON | 231,976 | May 13, 2024 | 0 |
| Brewer Kevin J | EVP & Chief Financial Officer | 19,597 | Jan 2, 2024 | 0 |
| Keithley Joseph P | Director | 3,157 | Dec 14, 2023 | 0 |
| Bintz William J | EVP, Product Development | 31,173 | Nov 23, 2022 | 0 |
| Faubert Richard J | Director | 33,625 | Aug 12, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Feb 10, 2022 (view filing) | Feb 10 | Same day | St Dennis ThomasDirector | SSale | −3.00K | $72.81 | −$218.4K | −11.6%22.9K after | |
| Dec 9, 2021 (view filing) | Dec 8 | 1 day | Keithley Joseph PDirector | SSale | −3.00K | $69.00 | −$207.0K | −10.5%25.7K after | |
| Nov 22, 2021 (view filing) | Nov 22 | Same day | Kurtzweil John TDirector | SSale | −3.50K | $64.58 | −$225.8K | −9.2%34.4K after | |
| Nov 12, 2021 (view filing) | Nov 11 | 1 day | Puma Mary GPresident and CEO | SSale | −1.00K | $62.06 | −$62.1K | −16.7%5.00K after | |
| Nov 8, 2021 (view filing) | Nov 8 | Same day | Fallon Lynnette CExecutive VP, HR/Legal | SSale | −6.33K | $62.27 | −$394.1K | −10.8%52.2K after | |
| Nov 8, 2021 (view filing) | Nov 8 | Same day | Lawson Douglas A.EVP, Corporate Mktg & Strategy | SSale | −1.22K | $62.41 | −$76.0K | −2.8%42.0K after | |
| Aug 31, 2021 (view filing) | Aug 31 | Same day | Lawson Douglas A.EVP, Corporate Mktg & Strategy | SSale | −655 | $49.63 | −$32.5K | −1.5%43.2K after | |
| Aug 30, 2021 (view filing) | Aug 30 | Same day | St Dennis ThomasDirector | SSale | −3.50K | $50.32 | −$176.1K | −11.9%25.9K after | |
| Aug 30, 2021 (view filing) | Aug 30 | Same day | Low RussellEVP, Engineering | SSale | −3.31K | $50.63 | −$167.3K | −4.4%71.3K after | |
| Aug 27, 2021 (view filing) | Aug 27 | Same day | Fallon Lynnette CExecutive VP, HR/Legal | SSale | −6.25K | $50.58 | −$316.2K | −9.7%58.5K after | |
| Aug 27, 2021 (view filing) | Aug 26 | 1 day | Keithley Joseph PDirector | SSale | −5.00K | $48.49 | −$242.4K | −14.9%28.6K after | |
| Aug 27, 2021 (view filing) | Aug 26-27 | 1 day | Brewer Kevin JEVP & Chief Financial Officer | SSale | −18.1K | $49.72 | −$898.2K | −20.8%69.0K after | 2 lots |
| Aug 25, 2021 (view filing) | Aug 25 | Same day | Bintz William JEVP, Product Development | SSale | −15.1K | $49.09 | −$739.3K | −20.1%59.8K after | |
| Aug 16, 2021 (view filing) | Aug 13 | 3 days | Titinger JorgeDirector | SSale | −3.50K | $42.86 | −$150.0K | −13.9%21.7K after | |
| Aug 9, 2021 (view filing) | Aug 9 | Same day | Fallon Lynnette CExecutive VP, HR/Legal | SSale | −4.98K | $44.00 | −$219.0K | −7.1%64.7K after |