Valentin Gapontsev Trust I

10% owner

Valentin Gapontsev Trust I (10% owner) filed 8 Form 4 reports as a reporting entity in the trailing twelve months (0 purchases, 8 sales), most often in IPG Photonics Corporation (IPGP). The largest single filing was $8.4M of IPGP (64,262 sh across 13 lots, as filed), executed Feb 17.

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Return, ttmiAverage return per filing, trailing twelve months

–

no purchases on file

Delay-adjustediThe same average, entered at disclosure dates

–

returns measure stock purchases only

Filings, ttm

0 buys · 8 sells

Median delay

–

execution → disclosure

Volume, ttmiDollar value disclosed in the trailing twelve months

$37.0M

shares × price, as filed

Last traded

Sep 2

Filed Sep 3

Median ADV $37.8M across their filed names

Open performance→

Volume by month

Buys $0 Sells $47.0M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on

Technology 8 filings

Sector per market data · by filing · past 12 months

Most traded names

IPGP

IPG Photonics Corporation IPGP · 0 buys · 10 sells 10 filings

Recent filings

IPGPSALE IPG Photonics Corporation View filing → $2.1M
27,397 sh across 3 lots
Exec Sep 1
Filed Sep 3 · 4:23 PM ET IPGPSALE IPG Photonics Corporation View filing → $5.8M
56,316 sh across 4 lots
Exec Jul 21
Filed Jul 22 · 4:12 PM ET IPGPSALE IPG Photonics Corporation View filing → $8.4M
64,262 sh across 13 lots
Exec Feb 17
Filed Feb 18 · 5:30 PM ET IPGPSALE IPG Photonics Corporation View filing → $592K
7,381 sh × $80.16
Exec Jan 15
Filed Jan 16 · 5:30 PM ET IPGPSALE IPG Photonics Corporation View filing → $4.4M
57,848 sh across 6 lots
Exec Jan 12
Filed Jan 14 · 5:30 PM ET IPGPSALE IPG Photonics Corporation View filing → $5.1M
66,500 sh across 4 lots
Exec Dec 15 2025
Filed Dec 16 2025 · 5:30 PM ET IPGPSALE IPG Photonics Corporation View filing → $5.1M
66,500 sh across 5 lots
Exec Nov 17 2025
Filed Nov 19 2025 · 5:30 PM ET IPGPSALE IPG Photonics Corporation View filing → $5.5M
65,450 sh across 9 lots
Exec Oct 13 2025
Filed Oct 15 2025 · 5:30 PM ET More filings →