Form 4 Tracker
IPG PHOTONICS CORP
IPGP

43 insider filings · Latest: Jun 29, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 29, 2026Jul 1 8:36 PMFibre Devices Ltd IP10% Owner
Sale
65,700$103.64$6.8M6,463,302(D)

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Jun 29, 2026Jul 1 8:34 PMAngelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner
Sale
1,000$110.33$110.3K59,841(D)

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Jun 29, 2026Jul 1 8:32 PMSCHERBAKOV EUGENE ADirector, 10% Owner
Sale
1,524$101.55$154.8K49,734(D)

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Jun 29, 2026Jun 29 10:21 PMLopresti Angelo P
Proposed Sale
3,000$110.33$331.0K

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Jun 29, 2026Jun 29 10:12 PMIP FIBRE DEVICES LTD
Proposed Sale
197,100$103.64$20.4M

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Jun 29, 2026Jun 29 10:11 PMSCHERBAKOV EUGENE A
Proposed Sale
4,572$101.54$464.3K

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Jun 22, 2026Jun 23 8:24 PMTang AgnesDirector
Sale
1,511$117.85$178.1K9,588(D)

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Jun 22, 2026Jun 22 9:31 PMValentin Gapontsev Trust II
Proposed Sale
12,876$118.02$1.5M

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Jun 22, 2026Jun 22 8:40 PMAgnes Tang
Proposed Sale
1,511$117.85$178.1K

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May 22, 2026May 26 9:34 PMTimothy PV MammenSVP, Chief Financial Officer
Sale
9,975$119.81$1.2M76,438(D)

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May 22, 2026May 22 8:10 PMMammen Timothy PV
Proposed Sale
9,975$119.81$1.2M

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May 14, 2026May 15 8:24 PMJeanmarie F. DesmondDirector
Sale
1,690$105.58$178.4K10,486(D)

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May 14, 2026May 14 8:15 PMDesmond Jeanmarie F.
Proposed Sale
1,690$105.58$178.4K

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Mar 17, 2026Mar 17 9:06 PMMary E. ButtarazziVP, Corp Controller and CAO
Sale
500$116.22$58.1K4,749(D)

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Mar 17, 2026Mar 17 8:03 PMButtarazzi Mary E.
Proposed Sale
500$116.22$58.1K

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Feb 24, 2026Feb 24 9:26 PMFibre Devices Ltd IP10% Owner
Sale
1,620$136.89$221.8K6,529,002(D)

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Feb 23, 2026Feb 24 9:26 PMFibre Devices Ltd IP10% Owner
Sale
33,380$133.52$4.5M6,530,622(D)

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Feb 20, 2026Feb 24 9:26 PMFibre Devices Ltd IP10% Owner
Sale
29,167$131.94$3.8M6,564,002(D)

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Feb 24, 2026Feb 24 9:25 PMSCHERBAKOV EUGENE ADirector, 10% Owner
Sale
2,700$137.83$372.1K58,495(D)

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Feb 17, 2026Feb 18 9:21 PMValentin Gapontsev Trust I10% Owner
Sale
66,500$130.84$8.7M6,726,599(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Feb 17, 2026Feb 17 11:26 PMIgor SamartsevSVP, Chief Scientist
Option Exercise
3,363$81.890(D)

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Feb 13, 2026Feb 17 11:24 PMSCHERBAKOV EUGENE ADirector, 10% Owner
Option Exercise
7,592$81.890(D)

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Feb 12, 2026Feb 17 11:23 PMAngelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner
Option Exercise
5,861$81.890(D)

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Feb 2, 2026Feb 3 9:30 PMEric MeuriceDirector
Option Exercise
750$87.870(D)

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