LUDWIG MICHAEL M (CIK 1256949) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-06). Recent activity: Buy ASYS (8,081 shares), Buy ASYS (8,299 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-06 | AMTECH SYSTEMS INC (ASYS) | Director | Buy | 8,081 | $0 |
| 2025-03-07 | AMTECH SYSTEMS INC (ASYS) | Director | Buy | 8,299 | $0 |
Source: SEC Form 4 filings · as of 2026-03-06