UPC ruling hits small slice of IPG Photonics (NASDAQ: IPGP) sales

Rhea-AI Filing Summary

IPG Photonics Corporation reported that the Local Division of the Unified Patent Court in Mannheim, Germany ruled that certain designs of its adjustable mode beam (AMB) lasers used in welding and cutting applications infringe European Patent 2,951,625 held by Trumpf SE & Co. KG.

The decision affects specific AMB laser products sold in seven UPC member states, including Germany, France and Italy, and the company states these products represent less than 1% of its total sales. Remedies for the patent owner, such as an injunction, recall and damages, will be determined later after required conditions are met. IPG is implementing contingency measures to support AMB customers, notes that its other lasers were not involved, and plans to appeal the ruling to the UPC Court of Appeal.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

February 25, 2026

 Date of Report (Date of earliest event reported)

IPG PHOTONICS CORPORATION

(Exact name of registrant as specified in its charter)

Delaware  (State or Other Jurisdiction  of Incorporation)     001-33155  (Commission File No.) 04-3444218  (IRS Employer  Identification No.)

377 Simarano Drive

Marlborough, Massachusetts 01752

(Address of Principal Executive Offices, including Zip Code)

(508) 373-1100

(Registrant’s telephone number)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐						Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐						Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐						Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐						Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Title of each class			Trading Symbol			Name of each exchange on which registered
Common Stock, par value $0.0001 per share			IPGP			Nasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company  ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01. Other Events.

On February 25, 2026, IPG Photonics Corporation (the "Company") issued a press release announcing that the Local Division of the Unified Patent Court ("UPC") located in Mannheim, Germany issued a decision in one of the two previously disclosed patent infringement cases brought by affiliates of Trumpf SE & Co. KG against IPG Laser GmbH & Co. KG, a German subsidiary of the Company. The press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits

(d) Exhibits

Exhibit Number						Exhibit Description
Exhibit 99.1						Press Release issued by IPG Photonics Corporation on February 25, 2026.
Exhibit 104						Inline XBRL for the cover page of this Current Report on Form 8-K.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this Current Report on Form 8-K to be signed on its behalf by the undersigned thereunto duly authorized.

 

IPG PHOTONICS CORPORATION

February 25, 2026

By:

/s/ Angelo P. Lopresti

Angelo P. Lopresti

Senior Vice President, General Counsel and Corporate Secretary

Exhibit 99.1

IPG PHOTONICS ANNOUNCES RULING IN UNIFIED PATENT COURT

MARLBOROUGH, Mass., February 25, 2026 - IPG Photonics Corporation (NASDAQ: IPGP), the global leader in fiber laser technology, announced today that the Local Division of the Unified Patent Court (UPC) located in Mannheim, Germany has issued a decision in a patent infringement case brought by Trumpf SE & Co. KG (“Trumpf”).

The court ruled that certain designs of IPG’s adjustable mode beam (AMB) lasers used in welding and cutting applications infringed European Patent 2,951,625. The decision impacts certain AMB laser products sold in seven UPC contracting member states, including Germany, France and Italy, affecting less than 1% of IPG’s total sales.

The Company is implementing contingency measures to support AMB customers. IPG’s other lasers were not involved in the lawsuit and IPG’s product portfolio remains broadly available. Remedies available to the patent owner, including an injunction, recall and damages, would be determined at a subsequent time after the required conditions have been satisfied.

IPG respectfully disagrees with the decision and plans to file an appeal with the UPC Court of Appeal.

Contact

Eugene Fedotoff

Senior Director, Investor Relations

IPG Photonics Corporation

508-597-4713

efedotoff@ipgphotonics.com

About IPG Photonics Corporation

IPG Photonics Corporation is the leader in high-power fiber lasers and amplifiers used primarily in materials processing and other diverse applications. The Company’s mission is to develop innovative laser solutions, making the world a better place. IPG accomplishes this mission by delivering superior performance, reliability, and usability at a lower total cost of ownership compared with other types of lasers and non-laser tools, allowing end users to increase productivity and decrease costs. IPG is headquartered in Marlborough, Massachusetts and has more than 30 facilities worldwide. For more information, visit www.ipgphotonics.com.

Safe Harbor Statement

Information and statements provided by IPG and its employees, including statements in this press release, that relate to future plans, events or performance are forward-looking statements. These statements involve risks and uncertainties. Any statements in this press release that are not statements of historical fact are forward-looking statements, including those related to the percentage of total sales impacted by the decision, remedies determined at a subsequent time, implementing contingency measures to support AMB customers, and filing an appeal with the UPC Court of Appeals. Factors that could cause actual results to differ materially include risks and uncertainties, including risks associated with intellectual property and litigation, and other risks identified in IPG's SEC filings. Readers are encouraged to refer to the risk factors described in IPG's Annual Report on Form 10-K (filed with the SEC on February 23, 2026) and IPG's reports filed with the SEC, as applicable. Actual results, events and performance may differ materially. Readers are cautioned not to rely on the forward-looking statements, which speak only as of the date hereof. IPG undertakes no obligation to update the forward-looking statements that may be made to reflect events or circumstances after the date hereof or to reflect the occurrence of unanticipated events.

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FAQ

What did the Unified Patent Court decide about IPG Photonics (IPGP)?

The Unified Patent Court’s Mannheim Local Division ruled certain designs of IPG’s adjustable mode beam (AMB) lasers infringe European Patent 2,951,625 held by Trumpf. The ruling applies to specific AMB lasers used in welding and cutting applications across several UPC member states.

How much of IPG Photonics’ sales are affected by the UPC ruling?

IPG states that the decision impacts certain AMB laser products representing less than 1% of its total sales. These products are sold in seven UPC contracting member states, including Germany, France and Italy, limiting the direct revenue exposure described in the announcement.

Which IPG Photonics products are involved in the Trumpf patent case?

The case concerns certain designs of IPG’s adjustable mode beam (AMB) lasers used in welding and cutting applications. IPG notes that its other laser products were not involved in the lawsuit and that its broader product portfolio remains available to customers worldwide.

What potential remedies could result from the UPC decision against IPG Photonics?

Available remedies for the patent owner include an injunction, recall of affected products, and damages. These remedies will be determined at a later time after required legal conditions are satisfied, so the specific financial and operational impact has not yet been defined.

How is IPG Photonics responding to the Unified Patent Court ruling?

IPG is implementing contingency measures to support customers using its AMB lasers and intends to file an appeal with the UPC Court of Appeal. The company also emphasizes that its other lasers were not part of the case and that its product portfolio remains broadly available.

Does the IPG Photonics UPC ruling involve broader legal or business risks?

The announcement highlights risks associated with intellectual property and litigation and directs readers to risk factors in IPG’s Annual Report on Form 10-K filed on February 23, 2026. These disclosures outline broader considerations that may influence future results and legal outcomes.

Filing Exhibits & Attachments

4 documents

Press Releases

• EX-99.1 EX-99.1 7.4 KB

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT 1.8 KB
• EX-101 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT 21.1 KB
• EX-101 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT 12.3 KB