IPG Photonics (IPGP) director reports RSU tax-withholding of 7,237 shares

Rhea-AI Filing Summary

IPG Photonics director and 10% owner Eugene A. Scherbako reported a tax-related share disposition. On March 1, 2026, 7,237 shares of Common Stock were withheld at $131.57 per share to cover taxes on vested restricted stock units. After this withholding transaction, he directly owned 51,258 shares of IPG Photonics common stock.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

SCHERBAKOV EUGENE A

(Last) (First) (Middle)

C/O IPG PHOTONICS CORPORATION

377 SIMARANO DRIVE

(Street)

MARLBOROUGH MA 01752

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
IPG PHOTONICS CORP [ IPGP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/01/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/01/2026		F		7,237(1)	D	$131.57	51,258	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares withheld to cover taxes for restricted stock units which have vested.

Remarks:

	/s/ Adam N. King, Attorney-in-Fact	03/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did IPG Photonics (IPGP) report for Eugene Scherbakov?

IPG Photonics reported that Eugene A. Scherbako had 7,237 common shares withheld to cover taxes on vested restricted stock units. This was a tax-withholding disposition, not an open-market purchase or sale, and reflects standard equity compensation administration.

On what date did the IPG Photonics (IPGP) insider tax-withholding transaction occur?

The insider tax-withholding transaction occurred on March 1, 2026. On that date, 7,237 IPG Photonics common shares were withheld to satisfy tax obligations related to restricted stock units that had vested for Eugene A. Scherbakov.

What price per share was used for the IPG Photonics (IPGP) tax-withholding shares?

The shares withheld for taxes were valued at $131.57 per IPG Photonics common share. This price was applied to 7,237 shares that were withheld to cover the tax liability on vested restricted stock units reported in the Form 4 filing.

How many IPG Photonics (IPGP) shares does Eugene Scherbakov hold after the transaction?

After the tax-withholding disposition, Eugene A. Scherbako directly held 51,258 IPG Photonics common shares. This figure reflects his ownership following the withholding of 7,237 shares used to satisfy tax obligations on recently vested restricted stock units.

Was the IPG Photonics (IPGP) insider transaction an open-market sale or purchase?

The transaction was not an open-market sale or purchase. It was a tax-withholding disposition, where 7,237 shares of IPG Photonics common stock were withheld to cover taxes owed on vested restricted stock units granted to Eugene A. Scherbako.