IPG Photonics (NASDAQ: IPGP) director sells 2,700 shares in Rule 10b5-1 trades

Rhea-AI Filing Summary

IPG Photonics Corp director and ten-percent owner Eugene A Scherbarkov reported selling 2,700 shares of common stock on September 23, 2025 in open-market or private transactions effected pursuant to a Rule 10b5-1 trading plan adopted on June 13, 2025. The reported sales were executed at weighted average prices of $81.54 and $82.17 per share, within ranges from $80.95 to $81.95 and $82.02 to $82.26. Following these sales, he held 70,130 shares of IPG Photonics common stock directly.

Insights

Securities Analyst

TL;DR: A director and significant owner executed Rule 10b5-1 sales totaling 2,700 shares on 09/23/2025, at ~ $81.54–$82.17 per share.

The disclosure is routine in structure: sales were effected pursuant to a Rule 10b5-1 trading plan adopted 06/13/2025, which indicates pre-arranged execution rather than opportunistic timing. The filing provides weighted-average prices and affirms willingness to supply per-price execution details to regulators or holders. For investors, this is a transparent insider disposition rather than an unexplained immediate sale.

Corporate Governance Expert

TL;DR: Insider sales reported under a documented 10b5-1 plan, with full Form 4 compliance and signature by attorney-in-fact.

The form shows compliance with Section 16 reporting obligations and inclusion of explanatory notes clarifying price ranges and the plan adoption date. The presence of an attorney-in-fact signature is standard when an agent executes filings. The filing does not disclose any derivative transactions or other changes in control.

Insider Trade Summary

Net Seller: 2,700 shares

Net Sell 2 txns

Insider SCHERBAKOV EUGENE A

Role Director, 10% Owner

Sold 2,700 shs ($221K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,555	$81.54	$127K
Sale	Common Stock	1,145	$82.17	$94K

Holdings After Transaction: Common Stock — 70,130 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 June 13, 2025.
2. F2. The reported transaction involves sale transactions ranging from $80.95 to $81.95 per share. The weighted average price per share was $81.54. 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 $82.02 to $82.26 per share. The weighted average price per share was $82.17. 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

Total shares sold: 2,700 shares Weighted average sale price 1: $81.54 per share Weighted average sale price 2: $82.17 per share +1 more

4 metrics

Total shares sold 2,700 shares Common stock sales reported for September 23, 2025

Weighted average sale price 1 $81.54 per share Average over sale price range $80.95 to $81.95

Weighted average sale price 2 $82.17 per share Average over sale price range $82.02 to $82.26

Post-transaction holdings 70,130 shares Direct common stock held by Scherbarkov after reported sales

Key Terms

Rule 10b5-1 trading plan, weighted average price per share, open market or private transaction, ten-percent 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"

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.

weighted average price per share financial

"The weighted average price per share was $81.54"

open market or private transaction market

"Sale in open market or private transaction"

ten-percent owner regulatory

"is_ten_percent_owner": 1"

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

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 09/24/2025 - 04:47 PM Learn about SEC filing dates

FAQ

What did IPGP insider Eugene A Scherbarkov report in this Form 4?

Eugene A Scherbarkov reported selling 2,700 shares of IPG Photonics common stock on September 23, 2025. The sales were made as open-market or private transactions under a Rule 10b5-1 trading plan adopted on June 13, 2025.

How many IPGP shares did Scherbarkov sell and at what prices?

He sold 2,700 shares of IPG Photonics common stock. The reported transactions used weighted average sale prices of $81.54 and $82.17 per share, reflecting trades within ranges from $80.95 to $81.95 and from $82.02 to $82.26.

Was Scherbarkov’s IPGP share sale made under a Rule 10b5-1 plan?

Yes. The filing states the sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Scherbarkov on June 13, 2025, indicating the transactions followed a pre-arranged trading schedule rather than discretionary timing.

How many IPGP shares does Scherbarkov hold after this transaction?

After the reported sales, Scherbarkov directly holds 70,130 shares of IPG Photonics common stock. This post-transaction balance is explicitly stated as his canonical direct holding following the September 23, 2025 trades.

What is Scherbarkov’s role at IPG Photonics (IPGP)?

Scherbarkov is reported as a director and a ten-percent owner of IPG Photonics. His position and ownership status make his trading activity subject to insider reporting requirements, which are disclosed through this Form 4 filing.

How were the IPGP share sale prices structured in Scherbarkov’s transactions?

The filing notes the sale prices as weighted average prices of $81.54 and $82.17 per share. These averages reflect multiple trades executed within ranges of $80.95–$81.95 and $82.02–$82.26, with detailed price breakdowns available upon request.

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).

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)
09/23/2025

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	09/23/2025		S		1,555	D(1)	$81.54(2)	71,275	D
Common Stock	09/23/2025		S		1,145	D(1)	$82.17(3)	70,130	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 June 13, 2025.

2. The reported transaction involves sale transactions ranging from $80.95 to $81.95 per share. The weighted average price per share was $81.54. 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 $82.02 to $82.26 per share. The weighted average price per share was $82.17. 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	09/24/2025
	** 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.