20 insiders reported 227 Form 4 transactions for IPG PHOTONICS CORP (IPGP) over the past 18 months (most recent 2026-08-10). Recent activity: Bucher Paulus (SVP, Global Operations) Sell 663 shares, IP FIBRE DEVICES LTD (10% Owner) Sell 12,202 shares, IP FIBRE DEVICES LTD (10% Owner) Sell 11,912 shares, IP FIBRE DEVICES LTD (10% Owner) Sell 1,325 shares, IP FIBRE DEVICES LTD (10% Owner) Sell 4,324 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-10 | Bucher Paulus | SVP, Global Operations | Sell | 663 | $59,822 |
| 2026-08-06 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 12,202 | $1.2M |
| 2026-08-06 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 11,912 | $1.1M |
| 2026-08-06 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 1,325 | $128,207 |
| 2026-08-06 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 4,324 | $422,930 |
| 2026-08-06 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 550 | $54,290 |
| 2026-08-04 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 25,994 | $2.2M |
| 2026-08-04 | SCHERBAKOV EUGENE A | Director | Sell | 783 | $67,119 |
| 2026-08-04 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 506 | $43,587 |
| 2026-08-04 | SCHERBAKOV EUGENE A | Director | Sell | 200 | $17,268 |
| 2026-08-04 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 200 | $17,490 |
| 2026-08-04 | SCHERBAKOV EUGENE A | Director | Sell | 300 | $26,235 |
| 2026-08-04 | SCHERBAKOV EUGENE A | Director | Sell | 241 | $21,372 |
| 2026-08-04 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 300 | $26,577 |
| 2026-07-22 | Valentin Gapontsev Trust I | 10% Owner | Sell | 1,000 | $100,080 |
| 2026-07-22 | Valentin Gapontsev Trust I | 10% Owner | Sell | 7,100 | $718,520 |
| 2026-07-22 | Valentin Gapontsev Trust I | 10% Owner | Sell | 24,347 | $2.5M |
| 2026-07-22 | Valentin Gapontsev Trust I | 10% Owner | Sell | 23,869 | $2.5M |
| 2026-07-01 | SCHERBAKOV EUGENE A | Director | Sell | 100 | $10,292 |
| 2026-07-01 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 1,841 | $184,450 |
| 2026-07-01 | SCHERBAKOV EUGENE A | Director | Sell | 973 | $97,718 |
| 2026-07-01 | Lopresti Angelo P | SVP, Secretary & Gen Counsel | Sell | 1,000 | $110,330 |
| 2026-07-01 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 2,405 | $243,410 |
| 2026-07-01 | SCHERBAKOV EUGENE A | Director | Sell | 250 | $25,310 |
| 2026-07-01 | IP FIBRE DEVICES LTD | 10% Owner | Sell | 17,735 | $1.8M |
Source: SEC Form 4 filings · as of 2026-08-10