John T. Kurtzweil
John T. Kurtzweil: Director at Axcelis Technologies. What John T. Kurtzweil holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Axcelis Technologies (ACLS)
John T. Kurtzweil holds 32,990 Axcelis Technologies shares (0.11% of the company), worth about $4.3M at the last price, according to the Form 4 of May 19, 2026.
- Shares held: 32,990 (0.11%), $4.3M — Held in their own name.
Declarations
- Axcelis Technologies (ACLS) — Form 4 of May 19, 2026: open-market sale of 3,500 at $138.79; 32,990 shares after 0001184588-26-000004
- Axcelis Technologies (ACLS) — Form 4 of May 15, 2026: grant or award of 1,440; 36,490 shares after 0001184588-26-000002
- Axcelis Technologies (ACLS) — Form 4 of May 20, 2025: open-market sale of 1,682 at $61.93; 35,050 shares after 0001415889-25-013958
- Axcelis Technologies (ACLS) — Form 4 of May 15, 2025: grant or award of 3,586; 36,732 shares after 0001415889-25-013214
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.
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