IPG Photonics grants 1,789 shares to CAO

Buttarazzi Mary E. reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Buttarazzi Mary E. reported acquisition or exercise transactions in this Form 4 filing.

IPG Photonics Corporation reported that VP, Corporate Controller and Chief Accounting Officer Mary E. Buttarazzi received an equity award of 1,789 shares of common stock in the form of restricted stock units. After this grant, she directly owns 5,684 common shares.

The restricted stock units vest over three years, with 33% vesting on March 1, 2027, 33% on March 1, 2028, and the remaining 34% on March 1, 2029, aligning her compensation with the company’s long-term performance.

Insider Trade Summary

Grant/Award: 1,789 shares

Grant/Award 1 txn

Insider Buttarazzi Mary E.

Role VP, Corp Controller and CAO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,789	$0.00	$0.00

Holdings After Transaction: Common Stock — 5,684 shares (Direct)

Footnotes (1)

1. F1. Grant of restricted stock units vesting in three annual installments of 33%, 33% and 34% on March 1, 2027, March 1, 2028 and March 1, 2029, respectively.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did IPG Photonics (IPGP) disclose about Mary E. Buttarazzi in this Form 4?

IPG Photonics disclosed that Mary E. Buttarazzi, its VP, Corporate Controller and CAO, received a grant of 1,789 restricted stock units. These units represent shares of common stock and increase her direct holdings to a total of 5,684 common shares following the transaction.

How many IPG Photonics (IPGP) shares were granted to Mary E. Buttarazzi?

Mary E. Buttarazzi was granted 1,789 restricted stock units tied to IPG Photonics common stock. This equity award was recorded at a transaction price of $0.00 per share, reflecting a compensation grant rather than a purchase in the open market.

What is the vesting schedule for Mary E. Buttarazzi’s IPGP restricted stock units?

The 1,789 restricted stock units vest in three annual installments: 33% on March 1, 2027, 33% on March 1, 2028, and 34% on March 1, 2029. This multi-year vesting structure supports long-term alignment with IPG Photonics’ performance.

What is Mary E. Buttarazzi’s total IPG Photonics ownership after this grant?

Following the grant, Mary E. Buttarazzi directly owns 5,684 shares of IPG Photonics common stock. This figure includes the newly awarded 1,789 restricted stock units, as reported in the Form 4’s post-transaction ownership line for non-derivative securities.

Was the IPG Photonics (IPGP) equity grant to Mary E. Buttarazzi a market purchase?

No, the equity grant was not a market purchase. The Form 4 lists transaction code “A” for a grant, award, or other acquisition, with a transaction price of $0.00 per share, indicating it is part of her compensation rather than an open-market buy.

What role does Mary E. Buttarazzi hold at IPG Photonics (IPGP)?

Mary E. Buttarazzi serves as VP, Corporate Controller and Chief Accounting Officer at IPG Photonics. The Form 4 identifies her as an officer of the company and reports her receipt of restricted stock units as part of her equity-based compensation.

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Accepted by SEC EDGAR 02/20/2026 - 04:40 PM Learn about SEC filing dates

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^*

Buttarazzi Mary E.

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Corp Controller and CAO

3. Date of Earliest Transaction (Month/Day/Year)
02/18/2026

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	02/18/2026		A		1,789	A	$0(1)	5,684	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. Grant of restricted stock units vesting in three annual installments of 33%, 33% and 34% on March 1, 2027, March 1, 2028 and March 1, 2029, respectively.

Remarks:

	/s/ Adam N. King, Attorney-in-Fact	02/20/2026
	** 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.