Igor Samartsev - 09 Mar 2026 Form 4 Insider Report for IPG PHOTONICS CORP (IPGP)

Reporting relationship: SVP, Chief Scientist
Issuer ticker: IPGP
Reported as of: 09 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 09 Mar 2026, 17:20:09 UTC
Prior SEC filing: 03 Mar 2026
Next SEC filing: 13 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Adam N. King, Attorney-in-Fact for Natalia Pavlova and Igor Samartsev

Key filing fact

Igor Samartsev filed Form 4 for IPG PHOTONICS CORP (IPGP) on 09 Mar 2026.

Key facts

This page summarizes Igor Samartsev's Form 4 filing for IPG PHOTONICS CORP (IPGP).
0 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 09 Mar 2026, 17:20.

Change

Previous filing in this sequence was filed on 03 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (2)

CIK 0001378545 Primary reporting owner

Samartsev Igor

Relationship: SVP, Chief Scientist
Address: C/O IPG PHOTONICS CORPORATION, 377 SIMARANO DRIVE, MARLBOROUGH
Signature: /s/ Adam N. King, Attorney-in-Fact for Natalia Pavlova and Igor Samartsev
Signature date: 09 Mar 2026

CIK 0001837766

Pavlova Natalia

Relationship: Director
Address: C/O IPG PHOTONICS CORPORATION, 377 SIMARANO DRIVE, MARLBOROUGH
Signature: /s/ Adam N. King, Attorney-in-Fact for Natalia Pavlova and Igor Samartsev
Signature date: 09 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 5,080
Date: 09 Mar 2026
Ownership: Direct
Footnotes: F1, F2

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 113,265
Date: 09 Mar 2026
Ownership: By Wife

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 10,000
Date: 09 Mar 2026
Ownership: By Wife's Mother

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,200
Date: 09 Mar 2026
Ownership: By Trust 2015

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 176,400
Date: 09 Mar 2026
Ownership: By Trust Sept. 2015

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 20,983
Date: 09 Mar 2026
Ownership: By Trust-G4 2016

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 20,982
Date: 09 Mar 2026
Ownership: By Trust-I 2016

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 122,660
Date: 09 Mar 2026
Ownership: By Trust May 2017
Footnotes: F3

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 241,341
Date: 09 Mar 2026
Ownership: By Trust-I May 2017
Footnotes: F1

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 0
Date: 09 Mar 2026
Ownership: By Grantor Retained Annuity Trust November 2022
Footnotes: F3

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 122,225
Date: 09 Mar 2026
Ownership: By Grantor Retained Annuity Trust I September 2025

IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 121,951
Date: 09 Mar 2026
Ownership: By Grantor Retained Annuity Trust II September 2025

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

This amount reflects 5,369 shares received by Trust-I May 2017 from the Reporting Person.

Footnote F2

Ms. Pavlova, a director, is an indirect beneficial owner of such shares as the spouse of Dr. Samartsev, an officer.

Footnote F3

On March 9, 2026, Grantor Retained Annuity Trust November 2022 made an annuity payment-in-kind of 28,908 shares to Trust May 2017.

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