INSIDERACTION.io

Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC

IPGP

Electronic & Electrical Equipment

Insider Ownership

Price

$92.44

live

Net 30d

-66,500

Net 90d

-$25.90M

Buyers 30d

0

0 shares

Sellers 30d

1

66.5K shares

10%

Valentin Gapontsev Trust I

10% Owner

6,800,480

$628.64M-66,500

2026-01-15

10%

IP FIBRE DEVICES LTD

10% Owner

6,751,861

$624.14M-

2025-11-24

10%

IP FIBRE DEVICES LTD

10% Owner

6,659,561

$615.61M-

2025-12-24

VP

Samartsev Igor

SVP, Chief Scientist

113,265

$10.47M-

2025-05-20

CFO

Mammen Timothy PV

SVP, Chief Financial Officer

84,577

$7.82M-

2025-03-01

CEO

Gitin Mark Milton

CEO

79,242

$7.33M-

2025-06-05

10%

Shcherbakov Eugene A

Director, 10% Owner

76,112

$7.04M-

2025-05-20

10%

SCHERBAKOV EUGENE A

Director, 10% Owner

66,675

$6.16M-

2025-11-24

10%

SCHERBAKOV EUGENE A

Director, 10% Owner

62,075

$5.74M-

2025-12-23

VP

Lopresti Angelo P

SVP, Secretary & Gen Counsel

61,385

$5.67M-

2025-10-27

VP

Lopresti Angelo P

SVP, Secretary & Gen Counsel

59,885

$5.54M-

2025-12-09

VP

Ness Trevor

SVP, Sales & Strategic Bus Dev

40,215

$3.72M-

2025-10-20

VP

SVP, Chief Revenue Officer

37,206

$3.44M-

2025-11-18

Dir

Meurice Eric

Director

23,553

$2.18M-

2025-11-06

Dir

Dougherty Greg

Director

15,898

$1.47M-

2025-05-20

Dir

PEELER JOHN R

Director

15,740

$1.46M-

2025-05-20

Other

Burgomaster Thomas J

Chief Accounting Officer

11,566

$1.07M-

2025-03-01

Dir

Agnes Tang

Director

10,544

$974.7K-

2025-05-20

Dir

Beecher Gregory R

Director

9,780

$904.1K-

2025-05-20

Dir

Desmond Jeanmarie F.

Director

9,740

$900.4K-

2025-08-08

top 20 of 23

Activity

Transactions

50 transactions · page 7

Date	Insider	Role	Type	Shares	Price	Value	Chg%	SEC
2020-11-13	GAPONTSEV VALENTIN P	CEO & Chairman of the Board	Sell	40,252	$203.00	$8,171,094.54	-1.6%	→
2020-11-10	Mammen Timothy PV	SVP, Chief Financial Officer	Sale+OE	15,092	$206.21	$3,112,095.12	-5.8%	→
2020-11-09	Lopresti Angelo P	SVP, Secretary & Gen Counsel	Sell	3,677	$209.90	$771,807.52	-4.2%	→
2020-11-09	Ovtchinnikov Alexander	SVP, Components	Sell	16,667	$207.92	$3,465,473.97	-4.7%	→
2020-11-06	Lego Catherine P	-	Sale+OE	8,508	$198.34	$1,687,497.16	-27.6%	→
2020-10-20	Burgomaster Thomas J	Chief Accounting Officer	Sale+OE	2,493	$190.61	$475,201.64	-16.2%	→
2020-10-15	Ness Trevor	SVP, Worldwide Sales & Mrkting	Sale+OE	4,467	$184.61	$824,664.45	-3.5%	→
2020-10-13	Shcherbakov Eugene A	SVP, MD IPG Laser GmbH	Sale+OE	3,000	$185.20	$555,600.00	-8.0%	→
2020-10-08	PEELER JOHN R	-	Sell	4,000	$178.79	$715,178.49	-13.6%	→
2020-09-15	Ness Trevor	SVP, Worldwide Sales & Mrkting	Sale+OE	4,466	$166.06	$741,646.28	-8.3%	→
2020-09-01	Burgomaster Thomas J	Chief Accounting Officer	Sale+OE	8,150	$159.74	$1,301,908.68	-21.0%	→
2020-08-11	PEELER JOHN R	-	Sale+OE	3,002	$160.43	$481,604.50	-12.4%	→
2020-08-07	PEELER JOHN R	-	Sale+OE	13,000	$164.09	$2,133,180.56	-18.8%	→
2020-07-21	Burgomaster Thomas J	Chief Accounting Officer	Sale+OE	1,690	$181.82	$307,267.90	-11.4%	→

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