6-K 1 tm261057d2_6k.htm FORM 6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2026

Commission File Number: 001-36515

Materialise NV

Technologielaan 15

3001 Leuven

Belgium

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F x           Form 40-F ¨

On April 23, 2025, Materialise NV published its annual report in accordance with Belgian law for the year ended December 31, 2025, a copy of which is attached hereto as Exhibit 99.1.

EXHIBIT INDEX

Exhibit

Description

99.1	Annual Report of Materialise NV for the fiscal year ended 31 December 2025.

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 undersigned, thereunto duly authorized.

MATERIALISE NV

By:	/s/ Brigitte de Vet-Veithen
Name:	Brigitte de Vet-Veithen

	De Vet Management BV
Title:	Chief Executive Officer

Date: April 23, 2026

SEC Form 6-K filed by Materialise NV