Who
Gerald M. Blumenstock
EVP, Research, Dev. & Eng.
Company insider
Files Form 4 as: EVP, Research, Dev. & Eng., Axcelis Technologies.
In numbers
- Trades disclosed
- 26
- Buys
- 0
- Sells
- 3
- Bought
- $0
- Sold
- $955K
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 15 Jun 2023
- Last trade
- 15 Jun 2026
- Last filed
- 16 Jun 2026
Companies traded
Activity over time
1 Dec 2025 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 15 Jun 2026filed 16 Jun 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $97K506 at $191.60 | filing |
| 15 Jun 2026filed 16 Jun 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $97K506 at $191.60 | filing |
| 21 May 2026filed 22 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Sold | $177K1,161 at $152.70 | filing |
| 21 May 2026filed 22 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Sold | $177K1,161 at $152.70 | filing |
| 15 May 2026filed 19 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code A | —2,725 at $0.00 | filing |
| 15 May 2026filed 19 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code A | —2,725 at $0.00 | filing |
| 15 May 2026filed 19 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $115K744 at $155.18 | filing |
| 15 May 2026filed 19 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $54K345 at $155.18 | filing |
| 15 May 2026filed 19 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code A | —2,725 at $0.00 | filing |
| 15 May 2026filed 19 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code A | —2,725 at $0.00 | filing |
| 15 May 2026filed 19 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $115K744 at $155.18 | filing |
| 15 May 2026filed 19 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $54K345 at $155.18 | filing |
| 14 May 2026filed 15 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Sold | $165K1,015 at $162.32 | filing |
| 14 May 2026filed 15 May 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Sold | $165K1,015 at $162.32 | filing |
| 2 Mar 2026filed 3 Mar 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $97K1,121 at $86.58 | filing |
| 2 Mar 2026filed 3 Mar 2026 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $97K1,121 at $86.58 | filing |
| 11 Dec 2025filed 12 Dec 2025 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Sold | $271K3,034 at $89.46 | filing |
| 16 Jun 2025filed 17 Jun 2025 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code F | $35K506 at $68.96 | filing |
| 15 May 2025filed 19 May 2025 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code A | —6,148 at $0.00 | filing |
| 15 May 2025filed 19 May 2025 | ACLS Axcelis TechnologiesSemiconductor Equipment | SEC FORM 4 Code A | —6,148 at $0.00 | filing |
News
Axcelis Technologies To Start Construction Of Implantation Facility In South KoreaACLS · finanzen.ch · 20 Oct 2026
0 headlines in the last 90 days name Gerald M. Blumenstock; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.