Director Jeanmarie Desmond (IPGP) receives 2,436-share restricted stock unit grant

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Desmond Jeanmarie F. reported acquisition or exercise transactions in this Form 4 filing.

IPG Photonics director Jeanmarie F. Desmond received an equity grant of 2,436 shares of Common Stock as a restricted stock unit award. The grant price is listed as $0.00 per share, reflecting a compensation grant rather than an open-market purchase. Following this award, Desmond directly holds 12,176 shares of IPG Photonics common stock. The restricted stock units vest 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, conditioned on continued service as a director through the vesting date.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Desmond Jeanmarie F.

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	2,436	$0.00	--

Holdings After Transaction: Common Stock — 12,176 shares (Direct, null)

Footnotes (1)

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Key Figures

RSU grant size: 2,436 shares Grant price per share: $0.00 per share Shares held after grant: 12,176 shares +1 more

4 metrics

RSU grant size 2,436 shares Restricted stock unit award of Common Stock

Grant price per share $0.00 per share Reported transaction price for RSU grant

Shares held after grant 12,176 shares Total direct holdings following transaction

Transaction code A Grant, award, or other acquisition of Common Stock

Key Terms

restricted stock units, vesting, annual stockholders' meeting

3 terms

restricted stock units financial

"Grant of restricted stock units vesting in full on the earlier of the first anniversary"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

vesting financial

"restricted stock units vesting in full on the earlier of the first anniversary"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

annual stockholders' meeting financial

"on the earlier of the first anniversary of the grant date or the next annual stockholders' meeting"

Form 4 Insider Transactions: What Each Field Means →

05/13/2026 - 04:14 PM

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Desmond Jeanmarie F.

(Last)

(First)

(Middle)

C/O IPG PHOTONICS CORPORATION

377 SIMARANO DRIVE

(Street)

MARLBOROUGH

MASSACHUSETTS

01752

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/12/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/12/2026		A		2,436⁽¹⁾	A	$0	12,176	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. 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.

Remarks:

	/s/ Adam N. King, Attorney-in-Fact	05/13/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What did IPG Photonics (IPGP) director Jeanmarie Desmond report on this Form 4?

IPG Photonics director Jeanmarie F. Desmond reported receiving 2,436 shares of Common Stock as a restricted stock unit grant. The award is compensatory, with a reported grant price of $0.00 per share, and increases Desmond’s direct holdings to 12,176 shares after the transaction.

How many IPG Photonics (IPGP) shares were granted to Jeanmarie Desmond?

Jeanmarie F. Desmond was granted 2,436 shares of IPG Photonics Common Stock in the form of restricted stock units. These units represent an equity award rather than a market purchase and are subject to vesting conditions tied to time and continued board service.

What are the vesting terms of Jeanmarie Desmond’s IPG Photonics restricted stock units?

The 2,436 restricted stock units vest in full on the earlier of the first anniversary of the grant date or the next annual stockholders’ meeting occurring at least 50 weeks after the prior year’s meeting. Vesting requires Desmond’s continued service as a director through the vesting date.

Did Jeanmarie Desmond buy IPG Photonics (IPGP) shares on the open market?

No, the Form 4 shows a grant of 2,436 restricted stock units at a reported price of $0.00 per share. This reflects a compensation-related equity award, not an open-market purchase or sale of IPG Photonics shares by Jeanmarie Desmond.

How many IPG Photonics shares does Jeanmarie Desmond hold after this grant?

After receiving the 2,436-share restricted stock unit award, Jeanmarie F. Desmond directly holds 12,176 shares of IPG Photonics Common Stock. This total reflects her direct ownership position immediately following the reported compensatory equity grant on the Form 4.

Is this IPG Photonics Form 4 transaction a buy or a compensation grant?

This Form 4 reflects a compensation grant, not a market buy. Jeanmarie F. Desmond received 2,436 restricted stock units at a stated price of $0.00 per share, consistent with an equity award for board service rather than an open-market purchase or sale.