Who
Michael M. Ludwig
Director
Company insider
Files Form 4 as: Director, Amtech Systems; SVP, CFO, Treasurer, Rogers; Sr VP, CFO, FormFactor.
In numbers
- Trades disclosed
- 136
- Buys
- 0
- Sells
- 29
- Bought
- $0
- Sold
- $2.8M
- Companies
- 3
- Companies where not an officer
- 1
- First trade
- 4 May 2012
- Last trade
- 5 Mar 2026
- Last filed
- 6 Mar 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 5 Mar 2026filed 6 Mar 2026 | ASYS Amtech SystemsSemiconductor Equipment | SEC FORM 4 Code M | —8,081 at $0.00 | filing |
| 5 Mar 2026filed 6 Mar 2026 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code M | —8,081 at $0.00 | filing |
| 5 Mar 2026filed 6 Mar 2026 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code M | —8,081 at $0.00 | filing |
| 5 Mar 2026filed 6 Mar 2026 | ASYS Amtech SystemsSemiconductor Equipment | SEC FORM 4 Code M | —8,081 at $0.00 | filing |
| 4 Mar 2026filed 6 Mar 2026 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code A | —2,839 at $0.00 | filing |
| 4 Mar 2026filed 6 Mar 2026 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code A | —2,839 at $0.00 | filing |
| 6 Mar 2025filed 7 Mar 2025 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code M | —8,299 at $0.00 | filing |
| 6 Mar 2025filed 7 Mar 2025 | ASYS Amtech SystemsSemiconductor Equipment | SEC FORM 4 Code M | —8,299 at $0.00 | filing |
| 5 Mar 2025filed 7 Mar 2025 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code A | —8,081 at $0.00 | filing |
| 11 Mar 2024filed 13 Mar 2024 | ASYS Amtech SystemsSemiconductor Equipment | SEC FORM 4 Code A | $9,4602,000 at $4.73 | filing |
| 7 Mar 2024filed 8 Mar 2024 | ASYS Amtech SystemsSemiconductor Equipment | SEC FORM 4 Code A | $7,3651,500 at $4.91 | filing |
| 6 Mar 2024filed 8 Mar 2024 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code A | —8,299 at $0.00 | filing |
| 6 Mar 2024filed 8 Mar 2024 | ASYS Amtech SystemsSemiconductor Equipment | SEC FORM 4 Code A | $29K6,000 at $4.85 | filing |
| 1 Mar 2024filed 4 Mar 2024 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code M | —4,189 at $0.00 | filing |
| 1 Mar 2024filed 4 Mar 2024 | ASYS Amtech SystemsSemiconductor Equipment | SEC FORM 4 Code M | —4,189 at $0.00 | filing |
| 1 Mar 2023filed 3 Mar 2023 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code M | —3,000 at $0.00 | filing |
| 1 Mar 2023filed 3 Mar 2023 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code A | —4,189 at $0.00 | filing |
| 1 Mar 2023filed 3 Mar 2023 | ASYS Amtech SystemsSemiconductor Equipment | SEC FORM 4 Code M | —3,000 at $0.00 | filing |
| 13 Jan 2023filed 18 Jan 2023 | ASYS Amtech Systemsoption or derivative · Semiconductor Equipment | SEC FORM 4 Code A | —3,000 at $0.00 | filing |
| 12 Feb 2021filed 17 Feb 2021 | ROG RogersChemicals | SEC FORM 4 Code F | $59K327 at $179.26 | filing |
News
Head-To-Head Survey: Micron Technology (NASDAQ:MU) & FormFactor (NASDAQ:FORM)FORM · tickerreport.com · 18 Oct 2026FormFactor (NASDAQ: FORM) CEO sells 11,098 shares in planned tradeFORM · themarketsdaily.com · 18 Oct 2026FormFactor and Teradyne Announce Strategic Collaboration to Accelerate Next-Generation Semiconductor TestingFORM · manilatimes.net · 12 Oct 2026
0 headlines in the last 90 days name Michael M. Ludwig; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.