David Ryzhik
David Ryzhik: SVP Interim CFO at Axcelis Technologies. What David Ryzhik 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)
David Ryzhik holds 9,790 Axcelis Technologies shares (0.03% of the company), worth about $1.4M at the last price, according to the Form 4 of Jul 15, 2026.
- Shares held: 9,790 (0.03%), $1.4M — Held in their own name.
Declarations
- Axcelis Technologies (ACLS) — Form 4 of Jul 15, 2026 (SVP Interim CFO): shares withheld for tax of 127 at $145.01; shares withheld for tax of 94 at $145.01; 9,790 shares after 0002123863-26-000008
- Axcelis Technologies (ACLS) — Form 4 of Jun 16, 2026 (SVP Interim CFO): shares withheld for tax of 76 at $176.85; 9,955 shares after 0002123863-26-000006
- Axcelis Technologies (ACLS) — Form 4 of May 15, 2026 (SVP Interim CFO): grant or award of 3,115; shares withheld for tax of 226 at $155.18; 10,031 shares after 0002123863-26-000004
- Axcelis Technologies (ACLS) — Form 3 of Mar 12, 2026 (SVP Interim CFO); 7,142 shares after 0002123863-26-000002
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.