SD 1 tm2616025d1_sd.htm FORM SD

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM SD

Specialized Disclosure Report

Materialise NV

(Exact name of Registrant as specified in its charter)

Kingdom of Belgium	Commission File Number:	Not Applicable
(Jurisdiction of incorporation or organization)	001-36515	(IRS Employer Identification No.)

Technologielaan 15, 3001 Leuven, Belgium

(Address of principal executive office)

Carla Van Steenbergen, telephone +32 (16) 39 66 11

(Name and telephone number, including area code, of the person to contact in connection with this report)

Check the appropriate box to indicate the rule pursuant to which this form is being filed, and provide the period to which the information in this form applies:

Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from January 1 to December 31, 2025.

Rule 13q-1 under the Securities Exchange Act (17 CFR 240.13q-1) for the fiscal year ended ______.

Section 1 – Conflict Minerals Disclosure

Item 1.01

Conflict Minerals Disclosure and Report

Conflict Minerals Disclosure

This Form SD of Materialise NV (the "Company") is filed pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, as amended, for the reporting period from January 1 through December 31, 2025.

A copy of the Company's Conflict Minerals Report is filed as Exhibit 1.01 to this Form SD and is publicly available on its publicly available Internet website at http://investors.materialise.com. The content of the Company's website is included for general information only and is not incorporated by reference in this Form SD.

Item 1.02

Exhibit

The Conflict Minerals Report required by Item 1.01 is filed as Exhibit 1.01 to this Form SD.

Section 3 – Exhibits

Item 3.01

Exhibit

The following exhibit is filed as part of this Form SD.

Exhibit 1.01 – Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form SD.

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the duly authorized undersigned.

MATERIALISE NV

By:	/s/ Brigitte de Vet-Veithen
Name:	Brigitte de Vet-Veithen
Title:	De Vet Management BV Chief Executive Officer

Date: May 29, 2026

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SEC Form SD filed by Materialise NV