🕵️ IPG Photonics Corp ($IPGP)
SEC insider & ownership activity, last 12 months · CIK 1111928 · every row links its SEC filing
Over the last 12 months insiders sold $88.5M against $199K of open-market buying. IP Fibre Devices Ltd sold $46.2M through a 10b5-1 trading plan in 58 lots (Sep–Aug). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $199K (2 lots) · 10 sellers, $88.5M (162 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| IP Fibre Devices Ltd | 0 | – | 58 | $46.2M | Aug 5, 2026 |
| Valentin Gapontsev Trust I | 0 | – | 56 | $37.5M | Sep 2, 2026 |
| Eugene A. Scherbakov | 0 | – | 24 | $1.7M | Jul 31, 2026 |
| Mammen Timothy Pv | 0 | – | 2 | $1.2M | May 22, 2026 |
| Angelo P. Lopresti | 0 | – | 5 | $624K | Jun 29, 2026 |
| Ness Trevor | 0 | – | 6 | $412K | Nov 18, 2025 |
| Agnes Tang | 0 | – | 5 | $322K | Jun 22, 2026 |
| Meurice Eric | 0 | – | 4 | $275K | Feb 2, 2026 |
| John R. Peeler | 2 | $199K | 0 | – | Aug 26, 2026 |
| Jeanmarie F. Desmond | 0 | – | 1 | $178K | May 14, 2026 |
| Mary E. Buttarazzi | 0 | – | 1 | $58K | Mar 17, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Eugene A. Shcherbakov | 34.3% | 13D | Feb 18, 2026 | filing ↗ | |
| IQ EQ Trust Company, U.S., LLC | 19.6% | 13D | Feb 18, 2026 | filing ↗ | |
| Angelo P. Lopresti | 19.1% | 13D | Feb 18, 2026 | filing ↗ | |
| Valentin Gapontsev Trust I | 15.7% | 13D | Feb 18, 2026 | filing ↗ | |
| IP Fibre Devices Ltd | 15.2% | 13G | Jul 28, 2026 | filing ↗ | |
| First Eagle Investment Management, LLC | 7.9% | 13G | Aug 6, 2026 | filing ↗ | |
| First Eagle Global Fund | 5.5% | 13G | Aug 6, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Angelo P. Lopresti | $331K | Jun 29, 2026 | filing ↗ |
| IP Fibre Devices Ltd | $20.4M | Jun 29, 2026 | filing ↗ |
| Eugene A. Scherbakov | $464K | Jun 29, 2026 | filing ↗ |
| Valentin Gapontsev Trust II | $1.5M | Jun 22, 2026 | filing ↗ |
| Agnes Tang | $178K | Jun 22, 2026 | filing ↗ |
| Mammen Timothy Pv | $1.2M | May 22, 2026 | filing ↗ |
| Jeanmarie F. Desmond | $178K | May 14, 2026 | filing ↗ |
| Mary E. Buttarazzi | $58K | Mar 17, 2026 | filing ↗ |
| Meurice Eric | $71K | Feb 2, 2026 | filing ↗ |
| Angelo P. Lopresti | $128K | Jan 21, 2026 | filing ↗ |
| Eugene A. Scherbakov | $603K | Dec 23, 2025 | filing ↗ |
| IP Fibre Devices Ltd | $14.6M | Dec 22, 2025 | filing ↗ |
| Valentin Gapontsev Trust II | $2.1M | Dec 19, 2025 | filing ↗ |
| Agnes Tang | $144K | Nov 25, 2025 | filing ↗ |
| Meurice Eric | $269K | Oct 7, 2025 | filing ↗ |
| Angelo P. Lopresti | $511K | Oct 6, 2025 | filing ↗ |
| Eugene A. Scherbakov | $663K | Sep 23, 2025 | filing ↗ |
| IP Fibre Devices Ltd | $12.6M | Sep 19, 2025 | filing ↗ |
| Valentin Gapontsev Trust II | $2.3M | Sep 18, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Material agreement (1.01) | Sep 8, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 8, 2026 | filing ↗ |
| Earnings (2.02) | Aug 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 4, 2026 | filing ↗ |
| Material agreement (1.01) | Jul 16, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 16, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 16, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 12, 2026 | filing ↗ |
| Earnings (2.02) | May 5, 2026 | filing ↗ |
| Other events (8.01) | May 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 5, 2026 | filing ↗ |
| Other events (8.01) | Mar 16, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 16, 2026 | filing ↗ |
| Other events (8.01) | Feb 25, 2026 | filing ↗ |
| Earnings (2.02) | Feb 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 12, 2026 | filing ↗ |
| Earnings (2.02) | Nov 4, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 4, 2025 | filing ↗ |
| Officer/director changes (5.02) | Sep 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 30, 2025 | filing ↗ |