Igor Samartsev - 12 May 2026 Form 4 Insider Report for IPG PHOTONICS CORP (IPGP)

Reporting relationship
SVP, Chief Scientist
Issuer ticker
IPGP
Reported as of
12 May 2026
Net transaction value
$0
Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
4
Accepted by SEC
13 May 2026, 16:13:19 UTC
Prior SEC filing
09 Mar 2026
Source filing
View source filing
Reporting owner 1 detail
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 13 May 2026.

Key facts

  • This page summarizes Igor Samartsev's Form 4 filing for IPG PHOTONICS CORP (IPGP).
  • 1 reported transaction and 0 derivative rows are listed below.
  • Accepted by SEC: 13 May 2026, 16:13.

Change

  • Previous filing in this sequence was filed on 09 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
13 May 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
13 May 2026

Reported non-derivative transactions

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

IPGP transaction

Common Stock

Award

Transaction value
Shares
+2,436
Change %
+2.2%
Price
$0.000000*
Shares after
115,701
Date
12 May 2026
Ownership
By Wife
Footnotes
F1
IPGP transaction

Common Stock

Award

Transaction value
Shares
+2,436
Change %
+2.2%
Price
$0.000000*
Shares after
115,701
Date
12 May 2026
Ownership
By Wife
Footnotes
F1
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
5,080
Date
12 May 2026
Ownership
Direct
Footnotes
F2
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
5,080
Date
12 May 2026
Ownership
Direct
Footnotes
F2
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
10,000
Date
12 May 2026
Ownership
By Wife's Mother
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
10,000
Date
12 May 2026
Ownership
By Wife's Mother
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
1,200
Date
12 May 2026
Ownership
By Trust 2015
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
1,200
Date
12 May 2026
Ownership
By Trust 2015
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
176,400
Date
12 May 2026
Ownership
By Trust Sept. 2015
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
176,400
Date
12 May 2026
Ownership
By Trust Sept. 2015
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
20,983
Date
12 May 2026
Ownership
By Trust-G4 2016
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
20,983
Date
12 May 2026
Ownership
By Trust-G4 2016
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
20,982
Date
12 May 2026
Ownership
By Trust-I 2016
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
20,982
Date
12 May 2026
Ownership
By Trust-I 2016
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
122,660
Date
12 May 2026
Ownership
By Trust May 2017
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
122,660
Date
12 May 2026
Ownership
By Trust May 2017
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
241,341
Date
12 May 2026
Ownership
By Trust-I May 2017
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
241,341
Date
12 May 2026
Ownership
By Trust-I May 2017
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
122,225
Date
12 May 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
122,225
Date
12 May 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
12 May 2026
Ownership
By Grantor Retained Annuity Trust II September 2025
IPGP holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
121,951
Date
12 May 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 2 footnotes

Footnote F1

Grant of restricted stock units vesting in full on the earlier of the first anniversary of the grant date or the next annual stockholders' meeting that occurs at least 50 weeks after the prior year's meeting, subject to the Reporting Person's continued services as a director of the Issuer through the vesting date.

Footnote F2

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

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