Materialise (MTLS) 6-K Current report (foreign)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE13a-16 OR15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of May 2019

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 Form20-F or Form40-F.

Form20-F  ☒                Form40-F  ☐

Indicate by check mark if the registrant is submitting the Form6-K in paper as permitted by RegulationS-T Rule 101(b)(1):  ☐

Indicate by check mark if the registrant is submitting the Form6-K in paper as permitted by RegulationS-T Rule 101(b)(7):  ☐

EXHIBIT INDEX

Exhibit	Description
99.1	Press Release dated May 16, 2019

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/ Wilfried Vancraen
	Name: Wilfried Vancraen
	Title:   Chief Executive Officer

Date: May 16, 2019