AXCELIS TECHNOLOGIES INC (ACLS)

Latest Insider Confidence Score

2026Q1

48.9
Bearish

Company insider confidence (by quarter)

2010Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Hardis Stephen R Director 702,068 May 20, 2014
Puma Mary G Chair 386,402 Dec 15, 2022
Zager Jay CFO 178,035 Jan 22, 2013
Low Russell CEO 136,155 May 20, 2025
Bassett Stephen G CFO 126,631 Nov 12, 2010

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 2, 2026 Mar 3, 2026 Mahoney Robert John EVP Global Operations Sell 46.3 -573 -3.77% ✗ $49.6K
Mar 2, 2026 Mar 3, 2026 Blumenstock Gerald M EVP, Research, Dev. & Eng. Sell 42.5 -1,121 -6.01% ✗ $97.1K
Mar 2, 2026 Mar 3, 2026 Tatnall Christopher EVP Global Customer Operations Sell 42.5 -1,121 -4.61% ✗ $97.1K
Mar 2, 2026 Mar 3, 2026 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 42.5 -723 -2.21% ✗ $62.6K
Mar 2, 2026 Mar 3, 2026 COOGAN JAMES GORDON CFO Sell 42.5 -1,800 -4.62% ✗ $155.8K
Mar 2, 2026 Mar 3, 2026 Low Russell CEO Sell 40.0 -5,227 -3.84% ✗ $452.6K
Feb 20, 2026 Feb 23, 2026 Titinger Jorge Director Sell 22.5 -1,000 -13.37% ✗ $80K
Jan 15, 2026 Jan 16, 2026 Mahoney Robert John EVP Global Operations Neutral 90.0 +1,734 12.87% ✗ -
Dec 22, 2025 Mahoney Robert John EVP Global Operations Neutral 52.5 - 0.00% ✗ -
Dec 17, 2025 Dec 18, 2025 Titinger Jorge Director Sell 22.5 -2,000 -21.10% ✗ $172.1K
Dec 16, 2025 Dec 18, 2025 Evans Eileen EVP, General Counsel and Sec'y Sell 42.5 -1,378 -5.34% ✗ $118.9K
Dec 11, 2025 Dec 12, 2025 Blumenstock Gerald M EVP, Research, Dev. & Eng. Sell 20.0 -3,034 -13.98% ✗ $271.4K
Oct 16, 2025 Oct 17, 2025 COOGAN JAMES GORDON CFO Sell 42.5 -713 -1.80% ✗ $59.6K
Sep 15, 2025 Sep 17, 2025 Tatnall Christopher EVP Global Customer Operations Sell 48.8 -137 -0.56% ✗ $12K
Sep 15, 2025 Sep 17, 2025 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 48.8 -208 -0.63% ✗ $18.2K
Jun 16, 2025 Jun 17, 2025 Blumenstock Gerald M EVP, Research, Dev. & Eng. Sell 46.3 -506 -2.28% ✗ $34.9K
Jun 16, 2025 Jun 17, 2025 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 42.5 -734 -2.18% ✗ $50.6K
May 20, 2025 May 21, 2025 KURTZWEIL JOHN T Director Sell 22.5 -1,682 -4.58% ✗ $104.2K
May 16, 2025 May 20, 2025 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 48.8 -190 -0.56% ✗ $11.7K
May 16, 2025 May 20, 2025 Low Russell CEO Sell 45.0 -1,659 -0.60% ✗ $102.6K
May 15, 2025 May 19, 2025 Tatnall Christopher EVP Global Customer Operations Sell 91.3 +11,781 93.06% ✗ $32.3K
May 15, 2025 May 19, 2025 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 91.3 +11,910 54.43% ✗ $24.2K
May 15, 2025 May 19, 2025 COOGAN JAMES GORDON CFO Sell 91.3 +24,016 153.55% ✗ $36K
May 15, 2025 May 19, 2025 Low Russell CEO Sell 95.0 +58,301 73.29% ✗ $199K
May 15, 2025 May 19, 2025 Blumenstock Gerald M EVP, Research, Dev. & Eng. Sell 91.3 +11,951 116.60% ✗ $21.6K
May 15, 2025 May 15, 2025 Evans Eileen EVP, General Counsel and Sec'y Neutral 90.0 +14,344 125.38% ✗ -
May 15, 2025 May 15, 2025 Chiu Tzu Yin Director Neutral 90.0 +3,586 52.60% ✗ -
May 15, 2025 May 15, 2025 Sayiner Necip Director Neutral 90.0 +3,586 97.66% ✗ -
May 15, 2025 May 15, 2025 GRAVES GREGORY B Director Neutral 90.0 +3,586 97.66% ✗ -
May 15, 2025 May 15, 2025 Quirk Jeanne Director Neutral 90.0 +3,586 43.93% ✗ -
May 15, 2025 May 15, 2025 St Dennis Thomas Director Neutral 90.0 +3,586 26.43% ✗ -
May 15, 2025 May 15, 2025 Titinger Jorge Director Neutral 90.0 +3,586 60.87% ✗ -
May 15, 2025 May 15, 2025 KURTZWEIL JOHN T Director Neutral 90.0 +3,586 10.82% ✗ -
Apr 21, 2025 Apr 22, 2025 Tatnall Christopher EVP Global Customer Operations Sell 46.3 -907 -6.69% ✗ $41K
Feb 28, 2025 Mar 4, 2025 Tatnall Christopher EVP Global Customer Operations Sell 42.5 -1,146 -7.79% ✗ $62.8K
Feb 28, 2025 Mar 4, 2025 Blumenstock Gerald M EVP, Research, Dev. & Eng. Sell 46.3 -748 -6.80% ✗ $41K
Feb 28, 2025 Mar 4, 2025 COOGAN JAMES GORDON CFO Sell 42.5 -1,787 -10.25% ✗ $97.9K
Feb 28, 2025 Mar 4, 2025 Low Russell CEO Sell 40.0 -9,135 -10.30% ✗ $500.5K
Feb 28, 2025 Mar 4, 2025 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 42.5 -1,220 -5.28% ✗ $66.8K
Jan 3, 2025 Jan 7, 2025 FALLON LYNNETTE C EXECUTIVE VP, HR/LEGAL Sell 42.5 -3,083 -10.14% ✗ $221.9K
Dec 16, 2024 Dec 16, 2024 Evans Eileen EVP, General Counsel and Sec'y Neutral 90.0 +11,440 100.00% ✗ -
Dec 12, 2024 Evans Eileen EVP, General Counsel and Sec'y Neutral 52.5 - 0.00% ✗ -
Sep 16, 2024 Nov 19, 2024 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 46.3 -236 -1.08% ✗ $23.3K
Oct 16, 2024 Oct 17, 2024 COOGAN JAMES GORDON CFO Sell 46.3 -433 -2.80% ✗ $41.4K
Oct 16, 2024 Oct 17, 2024 COOGAN JAMES GORDON CFO Sell 46.3 -433 -27.53% ✗ $41.4K
Sep 16, 2024 Sep 17, 2024 Tatnall Christopher EVP Global Customer Operations Sell 50.0 -83 -0.62% ✗ $8.2K
Sep 16, 2024 Sep 17, 2024 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 46.3 -236 -1.04% ✗ $23.3K
Aug 6, 2024 Aug 6, 2024 Titinger Jorge Director Sell 20.0 -6,086 -50.81% ✗ $669.3K
Jun 20, 2024 Jun 24, 2024 Lawson Douglas A. EVP, CORPORATE MKTG & STRATEGY Sell 42.5 -1,396 -8.11% ✗ $189.9K
Jun 17, 2024 Jun 18, 2024 Blumenstock Gerald M EVP, Engineering Sell 46.3 -308 -3.12% ✗ $42.5K
Jun 17, 2024 Jun 18, 2024 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 42.5 -777 -3.42% ✗ $107.2K
Jun 5, 2024 Jun 5, 2024 FALLON LYNNETTE C EXECUTIVE VP, HR/LEGAL AND GEN Sell 48.8 -272 -0.89% ✗ $30.3K
Jun 5, 2024 Jun 5, 2024 Low Russell CEO Sell 51.3 -387 -0.47% ✗ $43.1K
May 20, 2024 May 20, 2024 KURTZWEIL JOHN T Director Sell 22.5 -1,200 -3.49% ✗ $137.3K
May 17, 2024 May 20, 2024 Lawson Douglas A. EVP, CORPORATE MKTG & STRATEGY Sell 42.5 -743 -4.14% ✗ $84.1K
May 17, 2024 May 20, 2024 Low Russell CEO Sell 42.5 -905 -1.09% ✗ $102.5K
May 17, 2024 May 20, 2024 FALLON LYNNETTE C EXECUTIVE VP, HR/LEGAL AND GEN Sell 42.5 -872 -2.76% ✗ $98.7K
May 15, 2024 May 17, 2024 Low Russell CEO Sell 97.5 +25,104 43.47% ✗ $382.6K
May 15, 2024 May 17, 2024 Redinbo Greg EVP MARKETING AND APPLICATIONS Sell 91.3 +5,331 30.71% ✗ $41.6K
May 15, 2024 May 17, 2024 Lawson Douglas A. EVP, CORPORATE MKTG & STRATEGY Sell 42.5 -288 -1.58% ✗ $187K
May 15, 2024 May 17, 2024 FALLON LYNNETTE C EXECUTIVE VP, HR/LEGAL AND GEN Sell 87.5 +1,255 4.14% ✗ $220.1K
May 15, 2024 May 16, 2024 Tatnall Christopher EVP Global Customer Operations Sell 91.3 +5,595 71.95% ✗ $11.6K
May 15, 2024 May 16, 2024 GRAVES GREGORY B Director Neutral 90.0 +1,662 82.69% ✗ -
May 15, 2024 May 16, 2024 Vachani Dipti Director Neutral 90.0 +1,662 22.46% ✗ -
May 15, 2024 May 16, 2024 Quirk Jeanne Director Neutral 90.0 +1,662 25.57% ✗ -
May 15, 2024 May 16, 2024 Sayiner Necip Director Neutral 90.0 +1,662 82.69% ✗ -
May 15, 2024 May 16, 2024 St Dennis Thomas Director Neutral 90.0 +1,662 13.96% ✗ -
May 15, 2024 May 16, 2024 Titinger Jorge Director Neutral 90.0 +1,662 16.11% ✗ -
May 15, 2024 May 16, 2024 KURTZWEIL JOHN T Director Neutral 85.0 +1,662 5.09% ✗ -
May 15, 2024 May 16, 2024 Chiu Tzu Yin Director Neutral 90.0 +1,662 32.24% ✗ -
May 15, 2024 May 15, 2024 Blumenstock Gerald M EVP, Engineering Neutral 90.0 +5,698 136.25% ✗ -
May 15, 2024 May 15, 2024 COOGAN JAMES GORDON CFO Neutral 90.0 +9,496 158.50% ✗ -
May 15, 2024 May 15, 2024 Vachani Dipti Director Neutral 90.0 +1,162 15.70% ✗ -
May 15, 2024 May 15, 2024 Quirk Jeanne Director Neutral 90.0 +1,162 17.88% ✗ -
May 15, 2024 May 15, 2024 Sayiner Necip Director Neutral 90.0 +1,162 57.81% ✗ -
May 15, 2024 May 15, 2024 GRAVES GREGORY B Director Neutral 90.0 +1,162 57.81% ✗ -
May 15, 2024 May 15, 2024 Titinger Jorge Director Neutral 90.0 +1,162 11.27% ✗ -
May 15, 2024 May 15, 2024 St Dennis Thomas Director Neutral 85.0 +1,162 9.76% ✗ -
May 15, 2024 May 15, 2024 KURTZWEIL JOHN T Director Neutral 82.5 +1,162 3.56% ✗ -
May 15, 2024 May 15, 2024 Chiu Tzu Yin Director Neutral 90.0 +1,162 22.54% ✗ -
May 9, 2024 May 13, 2024 PUMA MARY G Chair Sell 37.5 -17,393 -6.84% ✗ $2M
Apr 18, 2024 Apr 19, 2024 Tatnall Christopher EVP Global Customer Operations Neutral 47.5 -551 -6.62% ✗ -
Mar 15, 2024 Mar 15, 2024 GRAVES GREGORY B Director Neutral 90.0 +2,010 100.00% ✗ -
Mar 15, 2024 Mar 15, 2024 Sayiner Necip Director Neutral 90.0 +2,010 100.00% ✗ -
Mar 11, 2024 Mar 11, 2024 Low Russell CEO Buy 68.8 +440 0.77% ✗ $49.5K
Feb 28, 2024 Mar 1, 2024 Redinbo Greg EVP MARKETING AND APPLICATIONS Neutral 47.5 -477 -2.67% ✗ -
Feb 28, 2024 Mar 1, 2024 Lawson Douglas A. EVP, CORPORATE MKTG & STRATEGY Neutral 47.5 -1,415 -7.20% ✗ -
Feb 28, 2024 Mar 1, 2024 FALLON LYNNETTE C EXECUTIVE VP, HR/LEGAL AND GEN Neutral 47.5 -1,659 -5.19% ✗ -
Feb 28, 2024 Mar 1, 2024 PUMA MARY G Chair Neutral 47.5 -13,117 -4.90% ✗ -
Feb 28, 2024 Mar 1, 2024 Low Russell CEO Neutral 47.5 -4,680 -7.55% ✗ -
Feb 29, 2024 Feb 29, 2024 COOGAN JAMES GORDON CFO Buy 78.8 +100 1.70% ✗ $11.2K
Feb 28, 2024 GRAVES GREGORY B Director Neutral 52.5 - 0.00% ✗ -
Feb 28, 2024 Sayiner Necip Director Neutral 52.5 - 0.00% ✗ -
Feb 23, 2024 Feb 26, 2024 Lawson Douglas A. EVP, CORPORATE MKTG & STRATEGY Buy 87.5 +500 2.61% ✗ $55.5K
Dec 6, 2023 Jan 2, 2024 BREWER KEVIN J CFO Neutral 47.5 -5,426 -21.68% ✗ -
Dec 14, 2023 Dec 15, 2023 FALLON LYNNETTE C Executive VP, HR/Legal Neutral 27.5 -365 -1.16% ✗ -
Dec 14, 2023 Dec 14, 2023 KEITHLEY JOSEPH P Director Sell 22.5 -500 -13.67% ✗ $70.3K
Nov 10, 2023 Nov 13, 2023 KEITHLEY JOSEPH P Director Sell 22.5 -500 -10.74% ✗ $65.2K
Oct 16, 2023 Oct 16, 2023 COOGAN JAMES GORDON CFO Neutral 90.0 +5,891 100.00% ✗ -
Sep 29, 2023 COOGAN JAMES GORDON CFO Neutral 52.5 - 0.00% ✗ -