SEC Form 4 · Updated Daily

IPGP

— IPG PHOTONICS CORPORATION Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

FinancialsOwnership

Current Reporting Owners

OwnerRoleShares OwnedAs OfLast Activity
Valentin Gapontsev Trust I10%+ Owner6,642,8862026-09-02S
IP FIBRE DEVICES LTD10%+ Owner6,405,9892026-08-05S
Samartsev IgorOfficer115,7012026-05-12A
Pavlova NataliaDirector115,7012026-05-12A
Gitin Mark MiltonDirector · Officer87,2322026-06-05F
Mammen Timothy PVOfficer76,4382026-05-22S
Lopresti Angelo P10%+ Owner · Officer59,8412026-06-29S
SCHERBAKOV EUGENE A10%+ Owner · Director48,2102026-07-31S
Ness TrevorOfficer38,4252026-03-01F
Meurice EricDirector25,2392026-05-12A
PEELER JOHN RDirector20,8862026-08-26P
Dougherty GregDirector18,3342026-05-12A
Beecher Gregory RDirector12,2162026-05-12A
KENNEDY KOLLEEN TDirector11,5132026-05-12A
Desmond Jeanmarie F.Director10,4862026-05-14S
Agnes TangDirector9,5882026-06-22S
Bucher PaulusOfficer6,0532026-08-08F
Buttarazzi Mary E.Officer4,7492026-03-17S

Recent Filings

DateOwnerActivitySharesPriceOwned After
2026-09-02Valentin Gapontsev Trust IOpen-market sale4,715$76.256,642,886
2026-09-02Valentin Gapontsev Trust IOpen-market sale4,591$75.656,647,601
2026-09-01Valentin Gapontsev Trust IOpen-market sale18,091$75.146,652,192
2026-08-26PEELER JOHN ROpen-market buy1,158$74.5720,886
2026-08-26PEELER JOHN ROpen-market buy1,552$72.8419,728
2026-08-08Bucher PaulusTax withholding663$90.236,053
2026-08-05IP FIBRE DEVICES LTDOpen-market sale550$98.716,405,989
2026-08-05IP FIBRE DEVICES LTDOpen-market sale4,324$97.816,406,539
2026-08-05IP FIBRE DEVICES LTDOpen-market sale1,325$96.766,410,863
2026-08-05IP FIBRE DEVICES LTDOpen-market sale11,912$95.316,412,188
2026-08-04IP FIBRE DEVICES LTDOpen-market sale12,202$95.186,424,100
2026-07-31SCHERBAKOV EUGENE AOpen-market sale241$88.6848,210
2026-07-31SCHERBAKOV EUGENE AOpen-market sale300$87.4548,451
2026-07-31SCHERBAKOV EUGENE AOpen-market sale200$86.3448,751
2026-07-31SCHERBAKOV EUGENE AOpen-market sale783$85.7248,951
2026-07-31IP FIBRE DEVICES LTDOpen-market sale300$88.596,436,302
2026-07-31IP FIBRE DEVICES LTDOpen-market sale200$87.456,436,602
2026-07-31IP FIBRE DEVICES LTDOpen-market sale506$86.146,436,802
2026-07-31IP FIBRE DEVICES LTDOpen-market sale25,994$85.766,437,308
2026-07-21Valentin Gapontsev Trust IOpen-market sale23,869$103.006,670,283
2026-07-21Valentin Gapontsev Trust IOpen-market sale24,347$102.046,694,152
2026-07-21Valentin Gapontsev Trust IOpen-market sale7,100$101.206,718,499
2026-07-21Valentin Gapontsev Trust IOpen-market sale1,000$100.086,725,599
2026-06-29SCHERBAKOV EUGENE AOpen-market sale200$106.6649,734
2026-06-29SCHERBAKOV EUGENE AOpen-market sale1$104.6349,934
2026-06-29SCHERBAKOV EUGENE AOpen-market sale100$102.9249,935
2026-06-29SCHERBAKOV EUGENE AOpen-market sale250$101.2450,035
2026-06-29SCHERBAKOV EUGENE AOpen-market sale973$100.4350,285
2026-06-29Lopresti Angelo POpen-market sale1,000$110.3359,841
2026-06-29IP FIBRE DEVICES LTDOpen-market sale11,325$106.406,463,302
2026-06-29IP FIBRE DEVICES LTDOpen-market sale2,684$105.376,474,627
2026-06-29IP FIBRE DEVICES LTDOpen-market sale16,406$104.336,477,311
2026-06-29IP FIBRE DEVICES LTDOpen-market sale13,304$103.086,493,717
2026-06-29IP FIBRE DEVICES LTDOpen-market sale17,735$102.096,507,021
2026-06-29IP FIBRE DEVICES LTDOpen-market sale2,405$101.216,524,756
2026-06-29IP FIBRE DEVICES LTDOpen-market sale1,841$100.196,527,161
2026-06-22Agnes TangOpen-market sale200$119.329,588
2026-06-22Agnes TangOpen-market sale536$118.089,788
2026-06-22Agnes TangOpen-market sale775$117.3210,324
2026-06-05Gitin Mark MiltonTax withholding4,641$107.3787,232

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.