Stocks · Technology · Semiconductors & Related Devices

IPG PHOTONICS CORP

IPGP Clue Score43

United States Fiscal year ends December CIK 0001111928 Results filed 3 Nov 2026

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What the insiders did Mostly scheduled

By person

18 insiders · 138 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Ip Fibre Devices Ltd entity

10% owner

—

$36.67M (49) scheduled

−$36.67M

6,390,628

15.02%

$480.45M

−7.6%

Valentin Gapontsev Trust I entity

10% owner

—

$33.46M (48) scheduled

−$33.46M

6,622,234

15.57%

$497.86M

−8.0%

Eugene A Scherbakov

Director

—

$1.54M (21) scheduled

−$1.54M

45,162

0.1062%

$3.40M

−51.3%

Timothy PV Mammen

SVP, Chief Financial Officer

—

$1.20M (2)

−$1.20M

76,438

0.1797%

$5.75M

+6.8%

Angelo P Lopresti

SVP, Secretary & Gen Counsel

—

$365.44K (3) scheduled

−$365.44K

59,841

0.1407%

$4.50M

+1.3%

Tang Agnes

Director

—

$322.44K (5) scheduled

−$322.44K

9,588

0.0225%

$720.83K

+41.3%

John R Peeler

Director

$199.40K (2)

—

+$199.40K

20,886

0.0491%

$1.57M

+74.3%

Jeanmarie F. Desmond

Director

—

$178.43K (1)

−$178.43K

10,486

0.0247%

$788.34K

+42.8%

Eric Meurice

Director

—

$140.25K (2) scheduled

−$140.25K

25,239

0.0593%

$1.90M

+30.7%

Trevor Ness

SVP, Chief Revenue Officer

—

$127.05K (1) scheduled

−$127.05K

38,425

0.0903%

$2.89M

+13.8%

Mary E. Buttarazzi

VP, Corp Controller and CAO

—

$58.11K (1)

−$58.11K

4,749

0.0112%

$357.03K

+21.9%

Igor Samartsev

SVP, Chief Scientist

—

—

—

126,150

0.2966%

$9.48M

+11.7%

Mark Milton Gitin

CEO

—

—

—

87,232

0.2051%

$6.56M

+199.4%

Greg Dougherty

Director

—

—

—

18,334

0.0431%

$1.38M

+51.0%

Gregory R Beecher

Director

—

—

—

12,216

0.0287%

$918.40K

+102.9%

Thomas J Burgomaster

Chief Accounting Officer

—

—

—

11,566

0.0272%

$869.53K

+0.4%

Kolleen T Kennedy

Director

—

—

—

11,513

0.0271%

$865.55K

+116.5%

Paulus Bucher

SVP, Global Operations

—

—

—

6,053

0.0142%

$455.06K

—