IPG Photonics director sells 1,524 shares

IPG Photonics director and 10% owner Eugene A. Scherbakov sold 1,524 shares of common stock in open-market transactions.

Rhea-AI Filing Summary

IPG Photonics director and 10% owner Eugene A. Scherbakov sold 1,524 shares of common stock in open-market transactions. The sales occurred on June 29, 2026 at prices just above $100 per share, including trades at $100.43, $101.24, $102.92, $104.63 and $106.66.

The filing states these sales were made under a pre-arranged Rule 10b5-1 trading plan adopted on March 17, 2026, indicating they were scheduled in advance. After these transactions, Scherbakov directly owns 49,734 shares of IPG Photonics common stock.

Insights

Equity analyst

Routine planned insider sales of 1,524 shares with sizable holdings retained.

Eugene A. Scherbakov, a director and 10% owner of IPG Photonics, reported open-market sales totaling 1,524 common shares on June 29, 2026. Sale prices ranged just above $100 per share, reflecting multiple small transactions rather than a single block trade.

The filing notes these transactions were executed under a Rule 10b5-1 trading plan adopted on March 17, 2026, suggesting the timing was pre-scheduled rather than discretionary. Following the sales, Scherbakov still directly holds 49,734 shares, so the disposition represents a relatively small portion of his disclosed position.

The activity is a net sell event but appears routine and compensation- or liquidity-related rather than a structural change in ownership. Future Form 4 filings will show whether similar plan-driven transactions continue over time or if this was a one-off execution under the existing trading plan.

Insider Trade Summary 10b5-1

Net Seller: 1,524 shares

Net Sell 5 txns

Insider SCHERBAKOV EUGENE A

Role Director, 10% Owner

Sold 1,524 shs ($155K)

Type	Security	Shares	Price	Value
Sale	Common Stock	973	$100.43	$98K
Sale	Common Stock	250	$101.24	$25K
Sale	Common Stock	100	$102.92	$10K
Sale	Common Stock	1	$104.63	$104.63
Sale	Common Stock	200	$106.66	$21K

Holdings After Transaction: Common Stock — 49,734 shares (Direct)

Footnotes (3)

1. F1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 17, 2026.
2. F2. The reported transaction involves sale transactions ranging from $100.12 to $101.01 per share. The weighted average price per share was $100.43. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.
3. F3. The reported transaction involves sale transactions ranging from $101.17 to $101.34 per share. The weighted average price per share was $101.24. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Key Figures

Shares sold: 1,524 shares Post-sale holdings: 49,734 shares Sale price example: $100.43/share +3 more

6 metrics

Shares sold 1,524 shares Total common shares sold on June 29, 2026

Post-sale holdings 49,734 shares Common shares directly owned after transactions

Sale price example $100.43/share One of the reported open-market sale prices

Sale price example $101.24/share One of the reported open-market sale prices

Highest listed sale price $106.66/share Price in one of the reported transactions

Number of sale transactions 5 transactions Non-derivative open-market sales reported

Key Terms

Rule 10b5-1 trading plan, open-market sale, weighted average price per share, 10% owner

4 terms

Rule 10b5-1 trading plan regulatory

"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action": "open-market sale","transaction_code_description": "Sale in open market or private transaction""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

weighted average price per share financial

"The weighted average price per share was $100.43. The Reporting Person undertakes to provide upon request"

10% owner regulatory

""is_ten_percent_owner": 1"

FAQ

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

What did IPG Photonics (IPGP) insider Eugene Scherbakov report in this Form 4?

Eugene A. Scherbakov reported selling 1,524 shares of IPG Photonics common stock. The transactions took place on June 29, 2026, through multiple open-market sales at prices slightly above $100 per share, and were executed under a pre-arranged Rule 10b5-1 trading plan.

How many IPG Photonics (IPGP) shares does Eugene Scherbakov hold after these transactions?

After the reported sales, Eugene A. Scherbakov directly holds 49,734 shares of IPG Photonics common stock. This indicates that the 1,524 shares sold on June 29, 2026 represent only a small portion of his overall disclosed ownership position in the company.

At what prices did Eugene Scherbakov sell IPG Photonics (IPGP) shares?

The reported open-market sales occurred at prices just above $100 per share. Individual trades referenced in the filing include $100.43, $101.24, $102.92, $104.63 and $106.66, reflecting several executions rather than a single uniform sale price on June 29, 2026.

Was the IPG Photonics (IPGP) insider sale made under a Rule 10b5-1 plan?

Yes. The filing states that the sales were effected under a Rule 10b5-1 trading plan adopted by Eugene A. Scherbakov on March 17, 2026. Such plans pre-schedule trades, indicating the timing of these transactions was arranged in advance rather than decided opportunistically.

Does this IPG Photonics (IPGP) Form 4 indicate buying or selling activity?

This Form 4 reflects selling activity by insider Eugene A. Scherbakov. He reported five open-market sale transactions totaling 1,524 shares of common stock on June 29, 2026, with no corresponding purchases or option exercises disclosed in this particular filing.

How significant are the reported IPG Photonics (IPGP) insider sales relative to holdings?

The 1,524 shares sold are relatively small compared with the 49,734 shares Scherbakov holds after the trades. This indicates a modest reduction in his stake rather than a large-scale liquidation, particularly given the sales were made under a Rule 10b5-1 trading plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 07/01/2026 - 04:32 PM EDT 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).

X

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/29/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/29/2026		S		973	D(1)	$100.43(2)	50,285	D
Common Stock	06/29/2026		S		250	D(1)	$101.24(3)	50,035	D
Common Stock	06/29/2026		S		100	D(1)	$102.92	49,935	D
Common Stock	06/29/2026		S		1	D(1)	$104.63	49,934	D
Common Stock	06/29/2026		S		200	D(1)	$106.66	49,734	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. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 17, 2026.

2. The reported transaction involves sale transactions ranging from $100.12 to $101.01 per share. The weighted average price per share was $100.43. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

3. The reported transaction involves sale transactions ranging from $101.17 to $101.34 per share. The weighted average price per share was $101.24. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Remarks:

	/s/ Adam N. King, Attorney-in-Fact	07/01/2026
	** 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)