Form4insider filings, from the source

Company · CIK 0001113232 · SIC 3559 — Special Industry Machinery, NEC · Nasdaq

AXCELIS TECHNOLOGIES INC · ACLS

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 15, 2026 FForm 4 →Sep 16, 5:05 pm EDTGreg RedinboEVP and Chief Strategy Officer208$105.04$21,84834,816—
Sep 15, 2026 FForm 4 →Sep 16, 5:05 pm EDTChristopher TatnallEVP Global Customer Operations136$105.04$14,28527,491—
Jul 15, 2026 FForm 4 →Jul 17, 5:05 pm EDTDavid RyzhikSVP Interim CFO221$145.01$32,0479,790—

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.