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IPG Photonics Corporation (IPGP)

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Insider transactions

A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.

Transaction date
Executive
Executive Title
Security Type
Acquisition / Disposal
Shares
Share price
Sep 2, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal4,59175.65
Sep 2, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal4,71576.25
Sep 1, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal18,09175.14
Aug 26, 2026PEELER, JOHN RDirectorCommon StockAcquisition1,55272.84
Aug 26, 2026PEELER, JOHN RDirectorCommon StockAcquisition1,15874.57
Aug 8, 2026BUCHER, PAULUSSVP, Global OperationsCommon StockDisposal66390.23
Aug 5, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal4,32497.81
Aug 5, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal11,91295.31
Aug 5, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal55098.71
Aug 5, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal1,32596.76
Aug 4, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal12,20295.18
Jul 31, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal30087.45
Jul 31, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal20086.34
Jul 31, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal24188.68
Jul 31, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal20087.45
Jul 31, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal30088.59
Jul 31, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal50686.14
Jul 31, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal25,99485.76
Jul 31, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal78385.72
Jul 21, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal24,347102.04
Jul 21, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal1,000100.08
Jul 21, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal7,100101.2
Jul 21, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal23,869103
Jun 29, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal1,841100.19
Jun 29, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal11,325106.4
Jun 29, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal973100.43
Jun 29, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal13,304103.08
Jun 29, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal2,684105.37
Jun 29, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal100102.92
Jun 29, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal200106.66
Jun 29, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal250101.24
Jun 29, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal1104.63
Jun 29, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal17,735102.09
Jun 29, 2026LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockDisposal1,000110.33
Jun 29, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal2,405101.21
Jun 29, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal16,406104.33
Jun 22, 2026AGNES, TANGDirectorCommon StockDisposal775117.32
Jun 22, 2026AGNES, TANGDirectorCommon StockDisposal200119.32
Jun 22, 2026AGNES, TANGDirectorCommon StockDisposal536118.08
Jun 5, 2026GITIN, MARK MILTONDirector, CEOCommon StockDisposal4,641107.37
May 22, 2026MAMMEN, TIMOTHY PVSVP, Chief Financial OfficerCommon StockDisposal2,712120.37
May 22, 2026MAMMEN, TIMOTHY PVSVP, Chief Financial OfficerCommon StockDisposal7,263119.6
May 14, 2026DESMOND, JEANMARIE F.DirectorCommon StockDisposal1,690105.58
May 12, 2026MEURICE, ERICDirectorCommon StockAcquisition2,4360
May 12, 2026SAMARTSEV, IGORSVP, Chief ScientistCommon StockAcquisition2,4360
May 12, 2026BEECHER, GREGORY RDirectorCommon StockAcquisition2,4360
May 12, 2026DESMOND, JEANMARIE F.DirectorCommon StockAcquisition2,4360
May 12, 2026AGNES, TANGDirectorCommon StockAcquisition2,4360
May 12, 2026KENNEDY, KOLLEEN TDirectorCommon StockAcquisition2,4360
May 12, 2026PEELER, JOHN RDirectorCommon StockAcquisition2,4360
May 12, 2026DOUGHERTY, GREGDirectorCommon StockAcquisition2,4360
Mar 17, 2026BUTTARAZZI, MARY E.VP, Corp Controller and CAOCommon StockDisposal500116.22
Mar 1, 2026GITIN, MARK MILTONDirector, CEOCommon StockDisposal7,603131.57
Mar 1, 2026NESS, TREVORSVP, Chief Revenue OfficerCommon StockDisposal3,402131.57
Mar 1, 2026BUTTARAZZI, MARY E.VP, Corp Controller and CAOCommon StockDisposal435131.57
Mar 1, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal7,237131.57
Mar 1, 2026MAMMEN, TIMOTHY PVSVP, Chief Financial OfficerCommon StockDisposal4,310131.57
Mar 1, 2026SAMARTSEV, IGORSVP, Chief ScientistCommon StockDisposal836131.57
Mar 1, 2026LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockDisposal3,848131.57
Feb 24, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal200135.72
Feb 24, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal400138.33
Feb 24, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal600139.95
Feb 24, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal100135.28
Feb 24, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal1,520137
Feb 24, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal1,500137.13
Feb 23, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal4,241131.41
Feb 23, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal7,994133.61
Feb 23, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal4,604132.31
Feb 23, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal120134.95
Feb 23, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal16,421134.35
Feb 20, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal2,300129.93
Feb 20, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal500128.79
Feb 20, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal5,484132.94
Feb 20, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal4,461131.11
Feb 20, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal16,422132.21
Feb 18, 2026BUCHER, PAULUSSVP, Global OperationsCommon StockAcquisition2,5310
Feb 18, 2026SAMARTSEV, IGORSVP, Chief ScientistCommon StockAcquisition1,6880
Feb 18, 2026GITIN, MARK MILTONDirector, CEOCommon StockAcquisition19,8870
Feb 18, 2026LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockAcquisition4,4650
Feb 18, 2026BUTTARAZZI, MARY E.VP, Corp Controller and CAOCommon StockAcquisition1,7890
Feb 18, 2026NESS, TREVORSVP, Chief Revenue OfficerCommon StockAcquisition4,6210
Feb 18, 2026MAMMEN, TIMOTHY PVSVP, Chief Financial OfficerCommon StockAcquisition6,1460
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal4,035133.42
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal4,931130.57
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal4,354127.42
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal15,882132.4
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal1,393136.89
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal6,820126.33
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal3,931129.56
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal8,383131.67
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal6,590125.4
Feb 17, 2026SAMARTSEV, IGORSVP, Chief ScientistCommon StockAcquisition3,36381.89
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal100140.58
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal137143.71
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal125134.12
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal760138.82
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal220148
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal390149.88
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal376141.97
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal410146.21
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal480144.29
Feb 17, 2026SAMARTSEV, IGORSVP, Chief ScientistEmployee Stock Option (right to buy)Disposal3,3630
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal1,381135.93
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal5,012128.33
Feb 17, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal790137.79
Feb 13, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerEmployee Stock Option (right to buy)Disposal7,5920
Feb 13, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal5,727153.91
Feb 13, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockAcquisition7,59281.89
Feb 12, 2026LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockDisposal4,022150.25
Feb 12, 2026LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockAcquisition5,86181.89
Feb 12, 2026LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerEmployee Stock Option (right to buy)Disposal5,8610
Feb 2, 2026MEURICE, ERICDirectorDirector Stock Option (right to buy)Disposal7500
Feb 2, 2026MEURICE, ERICDirectorCommon StockDisposal75095
Feb 2, 2026MEURICE, ERICDirectorCommon StockAcquisition75087.87
Jan 21, 2026LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockDisposal1,50085
Jan 21, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal9379.33
Jan 21, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal12,07581.65
Jan 21, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal1,40381.57
Jan 21, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal1,30680.34
Jan 21, 2026SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal1,20480.37
Jan 20, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal7,65978.92
Jan 20, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal13,96080.43
Jan 16, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal14,51179.54
Jan 16, 2026IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal14,65680.2
Jan 15, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal7,38180.16
Jan 15, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal57179.38
Jan 14, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal3,66777.19
Jan 14, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal70078.55
Jan 14, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal13,15977.63
Jan 13, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal6,27777.7
Jan 13, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal16,75276.71
Jan 12, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal1,92876.69
Jan 12, 2026VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal16,06576.2
Dec 24, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal2,22575.11
Dec 24, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal10,56074.69
Dec 23, 2025SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal4574.99
Dec 23, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal4075
Dec 23, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal28,40574.62
Dec 23, 2025SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal2,65574.43
Dec 22, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal776.69
Dec 22, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal16,06075.2
Dec 22, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal6,87075.97
Dec 16, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal13,54476.59
Dec 16, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal1,41278.22
Dec 16, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal12,16077.44
Dec 15, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal39,38477.63
Dec 9, 2025LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockDisposal1,50085.07
Nov 25, 2025AGNES, TANGDirectorCommon StockDisposal1,78176.72
Nov 25, 2025AGNES, TANGDirectorCommon StockDisposal10077.25
Nov 24, 2025SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal75575.3
Nov 24, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal4,64275.83
Nov 24, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal1276.98
Nov 24, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal30,34676.44
Nov 24, 2025SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal1,94576.32
Nov 21, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal1,14574.97
Nov 21, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal20,16374.65
Nov 21, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal7,85973.16
Nov 18, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal20,77576.45
Nov 18, 2025NESS, TREVORSVP, Chief Revenue OfficerCommon StockDisposal1,68175.58
Nov 18, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal27,12675.88
Nov 17, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal4,85278.5
Nov 17, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal3,81579.33
Nov 17, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal9,93276.63
Nov 6, 2025MEURICE, ERICDirectorDirector Stock Option (right to buy)Disposal7500
Nov 6, 2025MEURICE, ERICDirectorCommon StockAcquisition75087.87
Nov 6, 2025MEURICE, ERICDirectorCommon StockDisposal75092
Oct 27, 2025LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockDisposal1,50087.13
Oct 21, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal11,42687.77
Oct 21, 2025SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal35987.85
Oct 21, 2025SCHERBAKOV, EUGENE ADirector, 10% OwnerCommon StockDisposal2,34187.61
Oct 21, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal12,54088.05
Oct 20, 2025NESS, TREVORSVP, Sales & Strategic Bus DevCommon StockDisposal1,26387.22
Oct 20, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal6,54387.1
Oct 20, 2025NESS, TREVORSVP, Sales & Strategic Bus DevCommon StockDisposal6587.83
Oct 20, 2025NESS, TREVORSVP, Sales & Strategic Bus DevCommon StockDisposal35086.03
Oct 20, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal15,95187.88
Oct 20, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal1,14888.54
Oct 17, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal87585.71
Oct 17, 2025IP, FIBRE DEVICES LTD10% OwnerCommon StockDisposal15,68484.62
Oct 15, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal5,16684.73
Oct 15, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal7,22685.97
Oct 15, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal5,31584.24
Oct 14, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal8,43083.22
Oct 14, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal3,43684
Oct 14, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal1,66180.96
Oct 14, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal3,00282.19
Oct 13, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal29,54783.23
Oct 13, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal1,05083.86
Oct 13, 2025VALENTIN, GAPONTSEV TRUST I10% OwnerCommon StockDisposal1,66782.09
Oct 7, 2025MEURICE, ERICDirectorCommon StockDisposal82890.01
Oct 7, 2025MEURICE, ERICDirectorCommon StockDisposal67489.24
Oct 7, 2025MEURICE, ERICDirectorCommon StockAcquisition1,50287.87
Oct 7, 2025MEURICE, ERICDirectorDirector Stock Option (right to buy)Disposal1,5020
Oct 6, 2025LOPRESTI, ANGELO PSVP, Secretary & Gen Counsel, 10% OwnerCommon StockDisposal1,50085.17