Mammen Timothy PV (CIK 1378546) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-26). Recent activity: Sell IPGP (7,263 shares), Sell IPGP (2,712 shares), Sell IPGP (4,310 shares), Buy IPGP (6,146 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-26 | IPG PHOTONICS CORP (IPGP) | SVP, Chief Financial Officer | Sell | 7,263 | $868,655 |
| 2026-05-26 | IPG PHOTONICS CORP (IPGP) | SVP, Chief Financial Officer | Sell | 2,712 | $326,443 |
| 2026-03-03 | IPG PHOTONICS CORP (IPGP) | SVP, Chief Financial Officer | Sell | 4,310 | $567,067 |
| 2026-02-20 | IPG PHOTONICS CORP (IPGP) | SVP, Chief Financial Officer | Buy | 6,146 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-05-26