Who
Valentin Gapontsev Trust I
10% owner
Company insider
Files Form 4 as: Managing Director of IPG Laser, IPG Photonics.
In numbers
- Trades disclosed
- 261
- Buys
- 0
- Sells
- 115
- Bought
- $0
- Sold
- $154.6M
- Companies
- 1
- Companies where not an officer
- 1
- First trade
- 2 Dec 2011
- Last trade
- 2 Sep 2026
- Last filed
- 3 Sep 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 | |
|---|---|---|---|---|
| 2 Sep 2026filed 3 Sep 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $347K4,591 at $75.65 | filing |
| 2 Sep 2026filed 3 Sep 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $360K4,715 at $76.25 | filing |
| 2 Sep 2026filed 3 Sep 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $347K4,591 at $75.65 | filing |
| 2 Sep 2026filed 3 Sep 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $360K4,715 at $76.25 | filing |
| 1 Sep 2026filed 3 Sep 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $1.4M18,091 at $75.14 | filing |
| 1 Sep 2026filed 3 Sep 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $1.4M18,091 at $75.14 | filing |
| 21 Jul 2026filed 22 Jul 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $100K1,000 at $100.08 | filing |
| 21 Jul 2026filed 22 Jul 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $719K7,100 at $101.20 | filing |
| 21 Jul 2026filed 22 Jul 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $2.5M24,347 at $102.04 | filing |
| 21 Jul 2026filed 22 Jul 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $2.5M23,869 at $103.00 | filing |
| 21 Jul 2026filed 22 Jul 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $100K1,000 at $100.08 | filing |
| 21 Jul 2026filed 22 Jul 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $719K7,100 at $101.20 | filing |
| 21 Jul 2026filed 22 Jul 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $2.5M24,347 at $102.04 | filing |
| 21 Jul 2026filed 22 Jul 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $2.5M23,869 at $103.00 | filing |
| 17 Feb 2026filed 18 Feb 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $826K6,590 at $125.40 | filing |
| 17 Feb 2026filed 18 Feb 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $17K125 at $134.12 | filing |
| 17 Feb 2026filed 18 Feb 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $188K1,381 at $135.93 | filing |
| 17 Feb 2026filed 18 Feb 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $191K1,393 at $136.89 | filing |
| 17 Feb 2026filed 18 Feb 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $109K790 at $137.79 | filing |
| 17 Feb 2026filed 18 Feb 2026 | IPGP IPG PhotonicsSemiconductors | SEC FORM 4 Sold | $106K760 at $138.82 | filing |
News
No headline names them, or the companies they trade most, lately.