Materialise (NASDAQ: MTLS) details 401,819-share buyback totaling EUR 1.84M

Rhea-AI Filing Summary

Materialise NV reports progress on its ongoing share buyback program of up to EUR 30 million. Between 9 and 13 March 2026, the company repurchased 52,701 shares on Nasdaq at an average price of EUR 4.62, for a total of EUR 243,690 (USD 281,523). Since the program began on 26 January 2026, Materialise has bought back 401,819 shares for EUR 1,835,183 (USD 2,175,722), equal to 0.7% of total shares outstanding, which it now holds as treasury shares.

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 March 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 ¨

Attached as Exhibit 99.1 hereto is a copy of a press release regarding Materialise NV’s ADS Buyback Program.

EXHIBIT INDEX

Exhibit		Description
99.1		Press Release dated March 16, 2026

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: March 16, 2026

Exhibit 99.1

 

MATERIALISE

SHARE-BUY BACK PROGRAM

Leuven – 16 March 2026 – 22h00 CET Regulated information¹

Materialise reports on the progress of its share buy-back program announced on 30 October 2025.

16 March 2026 – Materialise NV (Euronext: MTLS) (Nasdaq: MTLS) (“Materialise”) (“the Company”) hereby discloses certain information in relation to its share buyback program announced on 30 October 2025, in accordance with Article 8:4 of the Royal Decree of 29 April 2019 implementing the Belgian Code on Companies and Associations. Under this program, Materialise has granted a discretionary mandate to an independent financial intermediary to repurchase Materialise shares for an amount of up to EUR 30 million.

Materialise reports the purchase of 52,701 Materialise shares in the period from 9 March 2026 up to and including 13 March 2026. The shares were repurchased at an average price of 4.62 EUR per share for a total consideration of 243,690 EUR.

52,701 shares were repurchased through the central order book of the following exchanges:

Date of repurchase	Exchange	Number of shares	Total amount (EUR)	Total amount (USD)	Average price (EUR)
09-Mar-2026	NASDAQ	11,768	52,792	61,001	4.49
10-Mar-2026	NASDAQ	4,720	21,333	24,833	4.52
11-Mar-2026	NASDAQ	5,316	23,991	27,784	4.51
12-Mar-2026	NASDAQ	25,069	118,888	137,280	4.74
13-Mar-2026	NASDAQ	5,828	26,687	30,626	4.58
Total of the week		52,701	243,690	281,523	4.62

No shares were repurchased through cross trades or block trades.

Since the start of the share buy-back program on the 26^th of January 2026, Materialise has bought back 401,819 shares for a total amount of 1,835,183 EUR (2,175,722 USD) under the share buy-back program. This corresponds to 0.7% of the total shares outstanding.

Materialise currently holds 401,819 of its own shares.

The overview relating to the share buy-back program is available on https://investors.materialise.com/ and will be updated on a weekly basis.

¹ The enclosed information constitutes regulated information as defined in the Belgian Royal Decree of 14 November 2007 regarding the duties of issuers of financial instruments which have been admitted for trading on a regulated market.

 

About Materialise

Materialise incorporates more than three decades of 3D printing experience into a range of software solutions and 3D printing services that empower sustainable 3D printing applications. Our open, secure, and flexible end-to-end solutions enable industrial manufacturing and mass personalization in various industries — including healthcare, automotive, aerospace, eyewear, art and design, wearables, and consumer goods. Headquartered in Belgium and with branches worldwide, Materialise combines the largest group of software developers in the industry with one of the world's largest and most complete 3D printing facilities.

FAQ

What did Materialise (MTLS) disclose in this Form 6-K filing?

Materialise disclosed an update on its ongoing share buyback program. It reported weekly purchases for 9–13 March 2026 and cumulative buybacks since 26 January 2026, including total shares repurchased, average prices, and total cash spent in euros and U.S. dollars.

How many Materialise (MTLS) shares were repurchased in the week of 9–13 March 2026?

Materialise repurchased 52,701 shares during 9–13 March 2026. These shares were bought on Nasdaq at an average price of EUR 4.62 per share, for a total cash consideration of EUR 243,690, equivalent to USD 281,523 over that week.

What is the total size of Materialise’s current share buyback program?

Materialise’s share buyback program authorizes repurchases of up to EUR 30 million. The company granted a discretionary mandate to an independent financial intermediary to execute purchases, in line with Belgian corporate law requirements for listed companies conducting share repurchases.

How many Materialise (MTLS) shares have been bought back since January 2026?

Since 26 January 2026, Materialise has bought back 401,819 shares. The total amount spent under the program is EUR 1,835,183, equivalent to USD 2,175,722, and these repurchased shares represent 0.7% of the company’s total shares outstanding.

On which exchange did Materialise execute its recent share repurchases?

Materialise executed all reported share repurchases for 9–13 March 2026 through Nasdaq’s central order book. No shares were repurchased via cross trades or block trades during this period, according to the company’s disclosed weekly transaction breakdown.

How many treasury shares does Materialise (MTLS) currently hold?

Materialise currently holds 401,819 of its own shares. This amount equals the total number of shares repurchased under the buyback program since 26 January 2026 and corresponds to 0.7% of the company’s total shares outstanding, as disclosed.

Where can investors follow ongoing updates on Materialise’s share buyback program?

Investors can follow updates on Materialise’s share buyback program on the company’s investor relations website at https://investors.materialise.com/. The overview of transactions is updated on a weekly basis, reflecting new repurchases and cumulative totals under the program.

Filing Exhibits & Attachments

1 document

Press Releases

• EX-99.1 EXHIBIT 99.1 19.2 KB