IPGP
IPG Photonics Corporation
NASDAQ · Technology · Semiconductors · US
$78.00
+2.01%2
Insider buys (3m)
36
Insider sells (3m)
-$20.2M
Net value (3m)
-27.0%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 3, 2026 | Valentin Gapontsev Trust I · 10 percent owner | Sale | 4,591 | $76 |
| Sep 3, 2026 | Valentin Gapontsev Trust I · 10 percent owner | Sale | 4,715 | $76 |
| Sep 3, 2026 | Valentin Gapontsev Trust I · 10 percent owner | Sale | 18,091 | $75 |
| Aug 27, 2026 | PEELER JOHN R · director | Purchase | 1,552 | $73 |
| Aug 27, 2026 | PEELER JOHN R · director | Purchase | 1,158 | $75 |
| Aug 10, 2026 | Bucher Paulus · officer: SVP, Global Operations | F-InKind | 663 | $90 |
| Aug 6, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 4,324 | $98 |
| Aug 6, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 1,325 | $97 |
| Aug 6, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 550 | $99 |
| Aug 6, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 11,912 | $95 |
| Aug 6, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 12,202 | $95 |
| Aug 4, 2026 | SCHERBAKOV EUGENE A · director, 10 percent owner: | Sale | 241 | $89 |
| Aug 4, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 506 | $86 |
| Aug 4, 2026 | SCHERBAKOV EUGENE A · director, 10 percent owner: | Sale | 783 | $86 |
| Aug 4, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 300 | $89 |
| Aug 4, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 200 | $87 |
| Aug 4, 2026 | SCHERBAKOV EUGENE A · director, 10 percent owner: | Sale | 300 | $87 |
| Aug 4, 2026 | SCHERBAKOV EUGENE A · director, 10 percent owner: | Sale | 200 | $86 |
| Aug 4, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 25,994 | $86 |
| Jul 22, 2026 | Valentin Gapontsev Trust I · 10 percent owner | Sale | 24,347 | $102 |
| Jul 22, 2026 | Valentin Gapontsev Trust I · 10 percent owner | Sale | 1,000 | $100 |
| Jul 22, 2026 | Valentin Gapontsev Trust I · 10 percent owner | Sale | 7,100 | $101 |
| Jul 22, 2026 | Valentin Gapontsev Trust I · 10 percent owner | Sale | 23,869 | $103 |
| Jul 1, 2026 | SCHERBAKOV EUGENE A · director, 10 percent owner: | Sale | 1 | $105 |
| Jul 1, 2026 | Lopresti Angelo P · 10 percent owner, officer: SVP, Secretary & Gen Counsel | Sale | 1,000 | $110 |
| Jul 1, 2026 | SCHERBAKOV EUGENE A · director, 10 percent owner: | Sale | 250 | $101 |
| Jul 1, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 2,684 | $105 |
| Jul 1, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 17,735 | $102 |
| Jul 1, 2026 | SCHERBAKOV EUGENE A · director, 10 percent owner: | Sale | 973 | $100 |
| Jul 1, 2026 | IP FIBRE DEVICES LTD · 10 percent owner | Sale | 1,841 | $100 |
Institutional positioning
13F filings over the trailing two quarters
New 148Increased 263Reduced 194Sold out 45
| Filer | Action | Shares | Filed |
|---|---|---|---|
| FIRST EAGLE INVESTMENT MANAGEMENT, LLC | Increased | 4,593,349 | May 14, 2026 |
| First Eagle Investment Management, LLC | Reduced | 3,338,881 | Aug 24, 2026 |
| BlackRock, Inc. | Increased | 2,850,574 | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 2,713,341 | May 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 1,701,269 | May 7, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 1,646,072 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 1,639,991 | May 8, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 1,600,237 | Aug 11, 2026 |
| LAZARD ASSET MANAGEMENT LLC | Increased | 1,427,735 | Aug 14, 2026 |
| LAZARD ASSET MANAGEMENT LLC | Reduced | 1,374,460 | May 15, 2026 |
| Sumitomo Mitsui Trust Group, Inc. | Increased | 1,362,115 | Jul 30, 2026 |
| SUMITOMO MITSUI TRUST HOLDINGS, INC. | Reduced | 1,350,328 | Apr 30, 2026 |
| VICTORY CAPITAL MANAGEMENT INC | Increased | 1,315,485 | Aug 7, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 1,151,301 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1,138,725 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 3, 2026