Nasdaq · CIK 0001113232
ACLS AXCELIS TECHNOLOGIES INC
Insider trading from SEC Form 4. Last filing 26 d ago. Close $134.71 on Oct 9, 2026, +82% from the 52-week low and -30% from the high.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
14
with a Form 4 at this company
Price and insider trades, last year
ACLSOct 9, 2026 · close 134.71
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at AXCELIS TECHNOLOGIES INC, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 25Weak | John T Kurtzweil director sell | $104k 1,682 shares | -5% | - |
Transactions
The last 48 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 15, 2026 | Christopher Tatnall EVP Global Customer Operations | FTax withholding Common Stock | -136 | $105.04 | $14k | 27,491 | 26 d ago |
| Sep 15, 2026 | Greg Redinbo EVP and Chief Strategy Officer | FTax withholding Common Stock | -208 | $105.04 | $22k | 34,816 | 26 d ago |
| Jun 16, 2025 | Greg Redinbo EVP MARKETING AND APPLICATIONS | FTax withholding Common Stock | -734 | $68.96 | $51k | 32,869 | Jun 17, 2025 |
| Jun 16, 2025 | Gerald M Blumenstock EVP, Research, Dev. & Eng. | FTax withholding Common Stock | -506 | $68.96 | $35k | 21,695 | Jun 17, 2025 |
| May 20, 2025 | John T Kurtzweil director | SOpen-market sale Common Stock | -1,682 | $61.93 | $104k | 35,050 | May 21, 2025 |
| May 16, 2025 | Russell Low PRESIDENT AND CEO | FTax withholding Common Stock | -712 | $61.58 | $44k | 137,142 | May 20, 2025 |
| May 16, 2025 | Greg Redinbo EVP MARKETING AND APPLICATIONS | FTax withholding Common Stock | -190 | $61.58 | $12k | 33,603 | May 20, 2025 |
| May 17, 2025 | Russell Low PRESIDENT AND CEO | FTax withholding Common Stock | -947 | $62.01 | $59k | 136,155 | May 20, 2025 |
| May 15, 2025 | James Gordon Coogan EVP AND CFO | AGrant or award Common Stock | +12,295 | $0.00 | $0 | 27,936 | May 19, 2025 |
| May 15, 2025 | Christopher Tatnall EVP Global Customer Operations | AGrant or award Common Stock | +6,148 | $0.00 | $0 | 18,808 | May 19, 2025 |
| May 15, 2025 | Greg Redinbo EVP MARKETING AND APPLICATIONS | AGrant or award Common Stock | +6,148 | $0.00 | $0 | 28,031 | May 19, 2025 |
| May 15, 2025 | Russell Low PRESIDENT AND CEO | AGrant or award Common Stock | +30,738 | $0.00 | $0 | 110,291 | May 19, 2025 |
| May 15, 2025 | Gerald M Blumenstock EVP, Research, Dev. & Eng. | AGrant or award Common Stock | +6,148 | $0.00 | $0 | 16,398 | May 19, 2025 |
| May 15, 2025 | Christopher Tatnall EVP Global Customer Operations | AGrant or award Common Stock | +6,148 | $0.00 | $0 | 24,956 | May 19, 2025 |
| May 15, 2025 | Gerald M Blumenstock EVP, Research, Dev. & Eng. | AGrant or award Common Stock | +6,148 | $0.00 | $0 | 22,546 | May 19, 2025 |
| May 15, 2025 | Russell Low PRESIDENT AND CEO | AGrant or award Common Stock | +30,738 | $0.00 | $0 | 141,029 | May 19, 2025 |
| May 15, 2025 | James Gordon Coogan EVP AND CFO | AGrant or award Common Stock | +12,295 | $0.00 | $0 | 40,231 | May 19, 2025 |
| May 15, 2025 | Greg Redinbo EVP MARKETING AND APPLICATIONS | AGrant or award Common Stock | +6,148 | $0.00 | $0 | 34,179 | May 19, 2025 |
| May 15, 2025 | Christopher Tatnall EVP Global Customer Operations | FTax withholding Common Stock | -345 | $62.67 | $22k | 24,611 | May 19, 2025 |
| May 15, 2025 | Gerald M Blumenstock EVP, Research, Dev. & Eng. | FTax withholding Common Stock | -345 | $62.67 | $22k | 22,201 | May 19, 2025 |
| May 15, 2025 | Russell Low PRESIDENT AND CEO | FTax withholding Common Stock | -1,722 | $62.67 | $108k | 139,307 | May 19, 2025 |
| May 15, 2025 | Greg Redinbo EVP MARKETING AND APPLICATIONS | FTax withholding Common Stock | -209 | $62.67 | $13k | 33,970 | May 19, 2025 |
| May 15, 2025 | James Gordon Coogan EVP AND CFO | FTax withholding Common Stock | -574 | $62.67 | $36k | 39,657 | May 19, 2025 |
| May 15, 2025 | Christopher Tatnall EVP Global Customer Operations | FTax withholding Common Stock | -170 | $62.67 | $11k | 24,441 | May 19, 2025 |
| May 15, 2025 | Greg Redinbo EVP MARKETING AND APPLICATIONS | FTax withholding Common Stock | -177 | $62.67 | $11k | 33,793 | May 19, 2025 |
| May 15, 2025 | Russell Low PRESIDENT AND CEO | FTax withholding Common Stock | -1,453 | $62.67 | $91k | 137,854 | May 19, 2025 |
| May 15, 2025 | Tzu Yin Chiu director | AGrant or award Common Stock | +3,586 | $0.00 | $0 | 10,403 | May 15, 2025 |
| May 15, 2025 | John T Kurtzweil director | AGrant or award Common Stock | +3,586 | $0.00 | $0 | 36,732 | May 15, 2025 |
| May 15, 2025 | Thomas St Dennis director | AGrant or award Common Stock | +3,586 | $0.00 | $0 | 17,155 | May 15, 2025 |
| May 15, 2025 | Jeanne Quirk director | AGrant or award Common Stock | +3,586 | $0.00 | $0 | 11,749 | May 15, 2025 |
| May 15, 2025 | Gregory B Graves director | AGrant or award Common Stock | +3,586 | $0.00 | $0 | 7,258 | May 15, 2025 |
| May 15, 2025 | Eileen Evans EVP, General Counsel and Sec'y | AGrant or award Common Stock | +7,172 | $0.00 | $0 | 18,612 | May 15, 2025 |
| May 15, 2025 | Necip Sayiner director | AGrant or award Common Stock | +3,586 | $0.00 | $0 | 7,258 | May 15, 2025 |
| May 15, 2025 | Jorge Titinger director | AGrant or award Common Stock | +3,586 | $0.00 | $0 | 9,477 | May 15, 2025 |
| May 15, 2025 | Eileen Evans EVP, General Counsel and Sec'y | AGrant or award Common Stock | +7,172 | $0.00 | $0 | 25,784 | May 15, 2025 |
| Apr 21, 2025 | Christopher Tatnall EVP Global Customer Operations | FTax withholding Common Stock | -907 | $45.23 | $41k | 12,660 | Apr 22, 2025 |
| Feb 28, 2025 | Russell Low PRESIDENT AND CEO | FTax withholding Common Stock | -3,923 | $54.79 | $215k | 84,765 | Mar 4, 2025 |
| Feb 28, 2025 | Gerald M Blumenstock EVP, Research, Dev. & Eng. | FTax withholding Common Stock | -748 | $54.79 | $41k | 10,250 | Mar 4, 2025 |
| Feb 28, 2025 | Christopher Tatnall EVP Global Customer Operations | FTax withholding Common Stock | -1,146 | $54.79 | $63k | 13,567 | Mar 4, 2025 |
| Feb 28, 2025 | James Gordon Coogan EVP AND CFO | FTax withholding Common Stock | -1,787 | $54.79 | $98k | 15,641 | Mar 4, 2025 |
| Feb 28, 2025 | Greg Redinbo EVP MARKETING AND APPLICATIONS | FTax withholding Common Stock10b5-1 | -471 | $54.79 | $26k | 22,632 | Mar 4, 2025 |
| Feb 28, 2025 | Russell Low PRESIDENT AND CEO | FTax withholding Common Stock | -5,212 | $54.79 | $286k | 79,553 | Mar 4, 2025 |
| Feb 28, 2025 | Greg Redinbo EVP MARKETING AND APPLICATIONS | FTax withholding Common Stock10b5-1 | -749 | $54.79 | $41k | 21,883 | Mar 4, 2025 |
| Jan 3, 2025 | Lynnette C Fallon EXECUTIVE VP, HR/LEGAL | FTax withholding Common Stock | -3,083 | $71.96 | $222k | 27,323 | Jan 7, 2025 |
| Dec 16, 2024 | Eileen Evans EVP, General Counsel and Sec'y | AGrant or award Common Stock | +11,440 | $0.00 | $0 | 11,440 | Dec 16, 2024 |
| Sep 16, 2024 | Greg Redinbo EVP MARKETING AND APPLICATIONS | FTax withholding Common Stock | -236 | $98.86 | $23k | 21,678 | Nov 19, 2024 |
| Oct 16, 2024 | James Gordon Coogan EVP AND CFO | FTax withholding Common Stock | -433 | $95.65 | $41k | 1,140 | Oct 17, 2024 |
| Oct 16, 2024 | James Gordon Coogan EVP AND CFO | FTax withholding Common Stock | -433 | $95.65 | $41k | 15,054 | Oct 17, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Gerald M BlumenstockEVP, Research, Dev. & Eng.
- James Gordon CooganEVP AND CFO
- Tzu Yin Chiudirector
- Eileen EvansEVP, General Counsel and Sec'y
- Lynnette C FallonEXECUTIVE VP, HR/LEGAL
- Gregory B Gravesdirector
- John T Kurtzweildirector
- Russell LowPRESIDENT AND CEO
- Jeanne Quirkdirector
- Greg RedinboEVP MARKETING AND APPLICATIONS
- Necip Sayinerdirector
- Thomas St Dennisdirector
- Christopher TatnallEVP Global Customer Operations
- Jorge Titingerdirector
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.