=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-02-24
10b5-1 Pre-arranged Plan: Yes
--- Issuer ---
Name: IPG PHOTONICS CORP (IPGP)
CIK: 0001111928
--- Reporting Owner ---
Name: SCHERBAKOV EUGENE A
CIK: 0001378544
Role: Director, 10%+ Owner
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-02-24 | Code: S (Open market sale)
Shares: -200 | Price: $135.72
Total Value: $27,144.00
Shares Owned After: 60,995 | Ownership: D (Direct)
Footnotes:
[F2] The reported transaction involves sale transactions ranging from $135.42 to $136.01 per share. The weighted average price per share was $135.72. 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.
[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.
[Transaction #2]
Security: Common Stock
Date: 2026-02-24 | Code: S (Open market sale)
Shares: -1,500 | Price: $137.13
Total Value: $205,695.00
Shares Owned After: 59,495 | Ownership: D (Direct)
Footnotes:
[F3] The reported transaction involves sale transactions ranging from $136.60 to $137.50 per share. The weighted average price per share was $137.13. 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.
[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.
[Transaction #3]
Security: Common Stock
Date: 2026-02-24 | Code: S (Open market sale)
Shares: -400 | Price: $138.33
Total Value: $55,332.00
Shares Owned After: 59,095 | Ownership: D (Direct)
Footnotes:
[F4] The reported transaction involves sale transactions ranging from $137.99 to $138.66 per share. The weighted average price per share was $138.33. 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.
[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.
[Transaction #4]
Security: Common Stock
Date: 2026-02-24 | Code: S (Open market sale)
Shares: -600 | Price: $139.95
Total Value: $83,970.00
Shares Owned After: 58,495 | Ownership: D (Direct)
Footnotes:
[F5] The reported transaction involves sale transactions ranging from $139.67 to $139.97 per share. The weighted average price per share was $139.95. 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.
[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.
--- Footnotes (Complete Index) ---
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.
F2: The reported transaction involves sale transactions ranging from $135.42 to $136.01 per share. The weighted average price per share was $135.72. 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.
F3: The reported transaction involves sale transactions ranging from $136.60 to $137.50 per share. The weighted average price per share was $137.13. 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.
F4: The reported transaction involves sale transactions ranging from $137.99 to $138.66 per share. The weighted average price per share was $138.33. 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.
F5: The reported transaction involves sale transactions ranging from $139.67 to $139.97 per share. The weighted average price per share was $139.95. 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.
--- Signature ---
/s/ /s/ Adam N. King, Attorney-in-Fact (2026-02-24)
